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Cisco 7925G - Unified Wireless IP Phone VoIP, Administration Manual

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Receiver
sensitivity

Range

Data rate (see
note 2)

Maximum
Tx power (see
note 1)

Standard

-91 dBm

604 ft (184 m)

6 Mbps

16 dBm

-90 dBm

604 ft (184 m)

9 Mbps

-88 dBm

551 ft (168 m)

12 Mbps

-86 dBm

545 ft (166 m)

18 Mbps

-82 dBm

512 ft (156 m)

24 Mbps

-80 dBm

420 ft (128 m)

36 Mbps

-77 dBm

322 ft (98 m)

48 Mbps

-75 dBm

289 ft (88 m)

54 Mbps

802.11g

-91 dBm

709 ft (216 m)

6 Mbps

16 dBm

-90 dBm

650 ft (198 m)

9 Mbps

-87 dBm

623 ft (190 m)

12 Mbps

-86 dBm

623 ft (190 m)

18 Mbps

-82 dBm

623 ft (190 m)

24 Mbps

-80 dBm

495 ft (151 m)

36 Mbps

-77 dBm

413 ft (126 m)

48 Mbps

-76 dBm

394 ft (120 m)

54 Mbps

802.11b

-96 dBm

1,010 ft (308 m)

1 Mbps

17 dBm

-85 dBm

951 ft (290 m)

2 Mbps

-90 dBm

919 ft (280 m)

5.5 Mbps

-87 dBm

902 ft (275 m)

11 Mbps

   Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Administration Guide

28

VoIP Wireless Network

802.11 Data Rates, Transmit Power, Ranges, and Decibel Tolerances

Summary of Contents for 7925G - Unified Wireless IP Phone VoIP

Page 1: ... and 7926G Administration Guide First Published April 08 2012 Last Modified June 11 2015 Americas Headquarters Cisco Systems Inc 170 West Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 527 0883 ...

Page 2: ...e encouraged to try to correct the interference by using one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Modifications to this product no...

Page 3: ... xviii C H A P T E R 1 Cisco Unified Wireless IP Phone 1 Phone Overview 1 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G 1 Cisco Unified Wireless IP Phone 7925G and 7926G 1 Cisco Unified Wireless IP Phone 7925G EX 3 Buttons and Hardware 5 Cisco Unified Wireless IP Phone 7925G Desktop Charger Overview 7 Bluetooth Technology 10 Hands Free Profile 11 Feature Support 12 Feature Overview 12 T...

Page 4: ...y Ranges 25 802 11 Data Rates Transmit Power Ranges and Decibel Tolerances 27 Wireless Modulation Technologies 29 AP Channel and Domain Relationships 29 WLANs and Roaming 30 Bluetooth Wireless Technology 32 VoIP Wireless Network Components 32 Network Protocols 32 Cisco Unified Wireless AP Interactions 34 AP Association 34 Voice QoS in Wireless Networks 35 Cisco Unified Communications Manager Inter...

Page 5: ...7925G EX and 7926G Installation 54 Phone Power 54 Install or Remove Phone Battery 55 Charge Phone Battery Using Power Supply 58 Charge Phone Battery Using USB Cable and PC 59 Wireless LAN Settings for Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G 60 WLAN Settings from Cisco Unified Wireless IP Phone Web Pages 60 WLAN Settings from Network Profile Menu on Phone 60 Headset Usage 60 Connec...

Page 6: ... Settings in Network Profile 80 Wireless LAN Security 80 Set Up Authentication Mode 82 Wireless Security Credentials 83 Set Up Username and Password 83 Pre Shared Key Setup 83 Pre Shared Key Formats 83 Set Up PSK 84 Wireless Encryption 84 WEP Key Formats 84 Set Up WEP Keys 85 EAP TLS Authentication Certificates 85 Manufacturing Installed Certificate 86 User Installed Certificate 86 Install EAP TLS...

Page 7: ...p Trace Settings 96 Trace Settings Fields 98 Set Up Wavelink Settings 99 Phone Book Setup 100 Import and Export Contacts 100 Import and Export CSV Phone Contacts 101 Search Phone Book 102 Phone Book Actions 103 Add Contact 103 Delete Contacts 103 Edit Contact Information 104 Assign Speed Dial Hot Key to Contact Number 104 System Settings 104 Trace Logs 105 Backup Settings Area 105 Network Profile ...

Page 8: ...Alternate TFTP Server 122 Change Cisco Discovery Protocol Settings 123 Erase Network Profile Configuration 123 WLAN Configuration Settings 124 Access WLAN Configuration Menu 124 WLAN Configuration Fields 124 Phone Settings Menu 127 Set Up Phone Settings 127 Phone Settings Fields 128 Set Up Phone Security Certificate 130 Change USB Port Setup 131 C H A P T E R 6 Wavelink Avalanche Server 133 Waveli...

Page 9: ... IP Phone 7925G 7925G EX and 7926G 162 Set Up Product Specific Options 165 Disable Java 165 Softkey Templates 166 Standard and Nonstandard Softkey Templates 166 Softkey Template Setup 166 Phone Button Templates 167 Services Menu 167 Set Up IP Phone Services 168 Java MIDlet Support 169 Java MIDlet Startup 169 Corporate and Personal Directories 170 Corporate Directory 170 Personal Directory 170 Obta...

Page 10: ...Status Menu 185 View Status Messages Screen 186 Status Messages 187 View Configuration File Name 188 View Network Statistics 189 Network Statistics Fields 189 Call Statistics 191 View Call Statistics Screen 191 Call Statistics Fields 192 Firmware Versions 193 View Firmware Versions Screen 194 Firmware Version Fields 194 C H A P T E R 9 Remote Monitoring 195 Access Web Page for Phone 195 Cisco Unif...

Page 11: ...ified Communications Manager and TFTP Service Status 215 Configuration File Corruption 215 Cisco Unified Wireless IP Phone Resets Unexpectedly 215 Phone Resets Due to Access Point Setup 215 Intermittent Network Outages 216 DHCP Settings Errors 216 Voice VLAN Setup Errors 216 Phones Have Not Been Intentionally Reset 217 DNS or Other Connectivity Errors 217 Audio Problems 217 One Way Audio or No Spe...

Page 12: ...eshooting Procedures 228 Create New Configuration File 228 Verify DHCP Setup 229 Determine DNS or Connectivity Issues 229 A P P E N D I X A Internal Support Website 231 Internal Support Website Overview 231 Cisco Unified Wireless IP Phone Operations 231 Phone Care and Maintenance 232 Help System on Phone 233 Cisco Unified Wireless IP Phone Manuals 233 User Phone Features and Services 233 User Voic...

Page 13: ...Congestion 239 A P P E N D I X D Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Deployment Overview 241 Wireless Network Setup 241 QoS Policies Setup 241 Cisco Unified Communications Manager Setup for Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G 241 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation 244 Cisco Unified Wireless IP Phone 7925G 7925G EX and 792...

Page 14: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide xiv Contents ...

Page 15: ...926G on your network This guide is intended to be used to administer phones running with Cisco Unified Communications Manager Release 4 3 and later Audience Network engineers system administrators and telecom engineers should review this guide to learn the steps that are required to set up Cisco Unified IP Phones The tasks described in this document involve configuring network settings that are no...

Page 16: ...ing the phone configuration Wavelink Avalanche Server on page 133 Provides an overview of procedures for configuring telephony features and adding users to Cisco Unified Communications Manager Features Templates Services and Users on page 147 Explains how to view phone security device and network information and network and call statistics from the wireless IP phone Security Device Model Status an...

Page 17: ...om c en us support unified communications business edition 5000 tsd products support series home html Documentation Support and Security Guidelines For information on obtaining documentation obtaining support providing documentation feedback reviewing security guidelines and also recommended aliases and general Cisco documents see the monthly What s New in Cisco Product Documentation which also li...

Page 18: ... y z A nonquoted set of characters Do not use quotation marks around the string or the string will include the quotation marks string Terminal sessions and information the system displays are in screen font screen font Information you must enter is in input font input font Arguments for which you supply values are in italic screen font italic screen font The symbol represents the key labeled Contr...

Page 19: ...lectrical circuitry and be familiar with standard practices for preventing accidents Use the statement number provided at the end of each warning to locate its translation in the translated safety warnings that accompanied this device Statement 1071 SAVE THESE INSTRUCTIONS Attention Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide xix Preface Guide Conventions ...

Page 20: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide xx Preface Guide Conventions ...

Page 21: ...can place and receive phone calls from anywhere in your wireless environment For information about the phones and accessories see the following documents Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G User Guide Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Accessory Guide Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G This section describes the phone components Cisc...

Page 22: ...kHz audio The Cisco Unified Wireless IP Phone 7925G and 7926G is hearing aid compatible HAC but do not have any TTY features They have a centered dot or nib on the 5 key that is a tactile identifier The physical characteristics include Resistance to damage from dropping the phone Tolerance of antibacterial and alcohol based wipes Latex and lead free Resistance against liquid splashes Dust resistan...

Page 23: ... environments The phone has Ingress Protection 64 IP 64 level protection indicating dust tight equipment that is protected against splashing water The phone has an industry standard yellow styling that offers fast recognition in emergency situations The phone is a qualified Bluetooth wireless device Qualified Device ID QDID B014396 The phone provides voice communication over the same wireless LAN ...

Page 24: ...al operation and if it does occur is likely to do so only infrequently and will exist for a short period only for example less than 10 hours per year Note CSA Class 1 Division II certification Class 1 is a location where a quantity of flammable gas or vapor sufficient to produce an explosive or ignitable mixture may be present in the air Division II is a location where a classified hazard does not...

Page 25: ...wer source and battery is fully charged Fast blinking red There is an incoming call Phone can be charging or fully charged Slow blinking red There is a voice message When phone is connected to AC power source the red light displays longer than when using only the battery Slow blinking green every 2 seconds Phone is using only battery power Phone is registered with the wireless network and is withi...

Page 26: ...ng call Power End button red 7 When you use menus acts as a shortcut to return to the main screen Allows you to lock the keypad Pound key 8 Allows you to enter these special characters when you are entering text Enters 0 when you dial a number Allows you to enter a space or these special characters when you are entering text _ Zero 0 key 9 Toggles between ring and vibrate mode Asterisk key 10 Allo...

Page 27: ...harger speaker Use with XML applications such as Push to Talk or other services Application button 17 Use with Java MIDlet applications to allow you to scan bar codes Bar code scanner 18 Available only on the Cisco Unified Wireless IP Phone 7926G Note Cisco Unified Wireless IP Phone 7925G Desktop Charger Overview The Cisco Unified Wireless IP Phone 7925G Desktop Charger provides the following feat...

Page 28: ...op Charger supports the following phones Cisco Unified Wireless IP Phone 7925G Cisco Unified Wireless IP Phone 7925G EX Cisco Unified Wireless IP Phone 7926G The two LEDs on the Cisco Unified Wireless IP Phone 7925G Desktop Charger change color as described in the following table Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 8 Cisco Unified Wireless IP Phone Cisco U...

Page 29: ...powered by the spare battery but the battery is low Flashing The station is powered by the spare battery but the battery is rapidly depleting Flashing and dimming slowly The spare battery charges only when the Cisco Unified Wireless IP Phone 7925G Desktop Charger is plugged into line power The Cisco Unified Wireless IP Phone 7925G Desktop Charger supports Bluetooth Version 2 1 Extended Data Rate E...

Page 30: ...range Synchronous voice channels are provided by using circuit switching and asynchronous data channels are provided by using packet switching Bluetooth uses integrated Adaptive Frequency Hopping AFH to avoid interference Every 625 microseconds 1 1 000 000 of a second the channel changes or hops to another frequency within the 2402 to 2480 MHz range This equals 1600 hops every second The phones co...

Page 31: ...0 For more information about Bluetooth and hands free profiles see http www bluetooth com Hands Free Profile Your phone supports certain features of the Hands free Profile which is a standard set of features that enable users of handsfree devices such as Bluetooth wireless headsets to perform certain tasks without having to handle the phone For example instead of pressing Redial on your phone you ...

Page 32: ...he phone as a network device This product is not a medical device and may use an unlicensed frequency band that is susceptible to interference from other devices or equipment Caution Feature Overview The Cisco Unified Wireless IP Phone provides traditional telephony functionality such as call forward and call transfer call pickup redial speed dial conference calls and voice message system access a...

Page 33: ... Wireless IP Phone web pages Network Profiles menu on the Cisco Unified Wireless IP Phone You access the configuration web pages by using a browser from your PC You configure network settings on the phone itself Because the Cisco Unified Wireless IP Phone is a network device you can obtain detailed status information about it This information can assist you in troubleshooting problems that users m...

Page 34: ...The following table provides additional information about security topics Table 2 Security Topics Reference Topic See Cisco Unified Communications Manager Security Guide Detailed explanation of security including setup configuration and troubleshooting information for Cisco Unified Communications Manager and Cisco Unified IP Phones See Supported Security Features on page 15 Security features suppo...

Page 35: ...about these features and about Cisco Unified Communications Manager and Cisco Unified IP Phone security see Cisco Unified Communications Manager Security Guide For information about current security settings on a phone choose SETTINGS System Configuration Security For more information see Display Security Configuration Screen on page 175 Most security features are available only if a certificate t...

Page 36: ...ithout further processing File authentication Uses the TLS protocol to validate that no tampering has occurred to signaling packets during transmission Signaling Authentication Each Cisco Unified IP Phone contains a unique manufacturing installed certificate MIC which is used for device authentication The MIC is a permanent unique proof of identity for the phone and allows Cisco Unified Communicat...

Page 37: ...for a phone You can view current settings for the GARP Enabled and Web Access options by looking at the phone s Device Information menu For more information see Display Security Configuration Screen on page 175 Note Phone hardening Related Topics Security Profiles on page 17 Authenticated Encrypted and Protected Phone Calls on page 18 Device Information on page 179 Security Restrictions on page 19...

Page 38: ...d the call progress icon to the right of the call duration timer in the phone screen changes to this icon If the call is routed through non IP call legs for example the PSTN the call may be nonsecure even though it is encrypted within the IP network and has a lock icon associated with it Note In a protected call a security tone plays at the beginning of a call to indicate that the other connected ...

Page 39: ... for encryption the user can barge into an encrypted call and the phone indicates that the call is encrypted A user can barge into an authenticated call even if the phone that is used to barge is nonsecure The authentication icon continues to display on the authenticated phones in the call even if the initiator s phone does not support security Cisco Unified Wireless IP Phone 7925G 7925G EX and 79...

Page 40: ...ave added the phones to the Cisco Unified Communications Manager Administration you can complete the phone installation You can install the phone or the user can install the phone The Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation Guide provides directions for assembling the phone and accessories and charging the battery Before using the phone to connect to the wireless LAN ...

Page 41: ...EX and 7926G Deployment on page 19 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation on page 244 Troubleshooting on page 209 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 21 Cisco Unified Wireless IP Phone Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation ...

Page 42: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 22 Cisco Unified Wireless IP Phone Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation ...

Page 43: ...troduction of wireless communication wireless IP phones can provide voice communication within the corporate WLAN The Cisco Unified Wireless IP Phone depends upon and interacts with wireless access points APs and key Cisco IP telephony components including Cisco Unified Communications Manager Administration to provide wireless voice communication In a traditional LAN IP phones and computers use ca...

Page 44: ...or hot spots to the network Each AP has a wired connection to an Ethernet switch such as a Cisco Catalyst 3750 Series that is configured on a LAN The switch provides access to gateways and the Cisco Unified Communications Manager server to support wireless IP telephony For more information on WLANs APs including supported models antennas and wireless IP telephony see Cisco Unified Wireless IP Phon...

Page 45: ... technology for transmitting signals using RF 802 11h Supports the 5 GHz spectrum and transmit power management 802 11i Specifies security standards Radio Frequency Ranges WLAN communications use the following RF ranges 2 4 GHz Does not require licensing To reduce interference within this bandwidth WLANs transmit on non overlapping channels which are typically limited to three channels although Ja...

Page 46: ... number 1 11 11 2 412 2 462 GHz 1050 FCC Americas CP 7925G A K9 36 40 44 48 4 5 180 5 240 GHz 52 56 60 64 4 5 260 5 320 GHz 100 140 8 5 500 5 700 GHz 149 153 157 161 4 5 745 5 805 GHz 1 13 13 2 412 2 472 GHz 3051 ETSI Europe CP 7925G E K9 36 48 52 64 100 140 19 5 180 5 700 GHz 1 13 13 OFDM 2 412 2 472 GHz 4157 Japan CP 7925G P K9 1 14 14 CCK 2 412 2 484 GHz 36 48 52 64 100 140 19 5 180 5 700 GHz U...

Page 47: ...484 GHz 5252 CP 7926G K9 36 40 44 48 4 5 180 5 240 GHz 52 56 60 64 4 5 260 5 320 GHz 100 140 11 5 500 5 700 GHz 149 153 157 161 4 5 745 5 805 GHz 802 11j channels 34 38 42 46 and channel 165 are not supported Note 802 11 Data Rates Transmit Power Ranges and Decibel Tolerances The following table lists the transmit Tx power capacities data rates ranges in feet and meters and decibels tolerated by t...

Page 48: ...91 dBm 709 ft 216 m 6 Mbps 16 dBm 90 dBm 650 ft 198 m 9 Mbps 87 dBm 623 ft 190 m 12 Mbps 86 dBm 623 ft 190 m 18 Mbps 82 dBm 623 ft 190 m 24 Mbps 80 dBm 495 ft 151 m 36 Mbps 77 dBm 413 ft 126 m 48 Mbps 76 dBm 394 ft 120 m 54 Mbps 802 11b 96 dBm 1 010 ft 308 m 1 Mbps 17 dBm 85 dBm 951 ft 290 m 2 Mbps 90 dBm 919 ft 280 m 5 5 Mbps 87 dBm 902 ft 275 m 11 Mbps Cisco Unified Wireless IP Phone 7925G 7925G...

Page 49: ...chnology that breaks one high speed data carrier into several lower speed carriers to transmit in parallel across the RF spectrum When used with 802 11g and 802 11a OFDM can support data rates as high as 54 Mbps The following table provides a comparison of data rates number of channels and modulation technologies by standard Table 8 Data Rates Number of Channels and Modulation Technologies by IEEE...

Page 50: ...ucts_ genericcontent0900aecd80529a5f html WLANs and Roaming Wireless IP phones provide communication mobility to users within the WLAN environment Unlike cellular phones that have a broad coverage the coverage area for the wireless IP phone is smaller therefore phone users frequently roam from one AP to another To understand some of the limitations of roaming with wireless IP phones these examples...

Page 51: ...rollers and VLANS can keep their IP address when using the same SSID Fast and Secure Roaming Cisco Centralized Key Management CCKM enables authenticated client devices to roam securely from one AP to another without any perceptible delay during reassociation With the support of the CCKM protocol the wireless IP phone negotiates the handoff from one AP to another easily During the roaming process t...

Page 52: ...e 7925 and 7926 Series Deployment Guide at http www cisco com en US products hw phones ps379 products_implementation_design_guides_list html Network Protocols Cisco Unified Wireless IP Phones support several network protocols for voice communication The following table describes the network protocols that the Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G supports Table 9 Supported Netwo...

Page 53: ...th the RTP protocol to provide control over the transporting of real time data such as interactive voice and video over data networks Real Time Control Protocol RTCP Cisco Unified Wireless IP Phones use the RTP protocol to send and receive real time voice traffic from other phones and gateways Standard for transporting real time data such as interactive voice and video over data networks Real time...

Page 54: ...s in a building while connected to a call In contrast data users remain in one place or occasionally move to another location The ability to roam while maintaining a call is one of the advantages of wireless voice so RF coverage needs to include stairwells elevators quiet corners outside conference rooms passageways and so on To ensure good voice quality and optimal RF signal coverage you must per...

Page 55: ...nsure that voice traffic receives timely and reliable treatment with low delay and low jitter you must use Quality of Service QoS and use separate virtual LANs VLANs for voice and data By isolating the voice traffic onto a separate VLAN you can use QoS to provide priority treatment for voice packets when traveling across the network Also use a separate VLAN for data traffic not the default native ...

Page 56: ...Wireless IP Phone marks the call control packets with a DSCP value of 24 and voice packets with DSCP value of 46 Note To improve reliability of voice transmissions in a nondeterministic environment the Cisco Unified Wireless IP Phone supports the IEEE 802 11e industry standard and is Wi Fi Multimedia WMM capable WMM enables differentiated services for voice video best effort data and other traffic...

Page 57: ...ions Manager and be configured in the database You can find more information about configuring Cisco Unified Communications Manager to work with the IP phones and IP devices in the Cisco Unified Communications Manager Administration Guide and Cisco Unified Communications Manager System Guide Related Topics Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Deployment on page 19 Phone Configu...

Page 58: ...r IP address optional unless using host names Pool and range of the subnet mask IP address and gateway The priority of the DHCP settings for the TFTP server is unique to the Cisco Unified Wireless IP Phone as shown in the following table Table 10 DHCP Settings Priority DHCPsettings Priority DHCP option 150 1 DHCP option 66 2 SIADDR 3 ciscoCM1 4 If DHCP is disabled the Cisco Unified Wireless IP Pho...

Page 59: ...methods Open Authentication Any wireless device can request authentication in an open system The AP that receives the request may grant authentication to any requestor or only to requestors on a list of users Communication between the wireless device and AP could be nonencrypted Open Authentication with WEP This is similar to Open Authentication in the preceding bullet except with improved securit...

Page 60: ...es support for 802 1x allowing EAP authentication protocols including EAP TLS to be used for authentication The authentication used in EAP TLS is mutual the server authenticates the user and the user authenticates the server Mutual authentication is required in a WLAN EAP TLS provides excellent security but requires client certificate management EAP TLS uses Public Key Infrastructure PKI with the ...

Page 61: ...hentication must be entered on each phone Authenticated key management supports WPA WPA2 PSK and WPA WPA2 802 1x WEP utilizing LEAP for the EAP type CCKM can optionally be used with WPA WPA2 802 1x WEP mode Encryption Methods To ensure that voice traffic is secure the Cisco Unified Wireless IP Phone supports WEP TKIP and Advanced Encryption Standards AES for encryption When using these mechanisms ...

Page 62: ...y authentication you must set static WEP for encryption and you must configure a WEP key on the phone When using Authenticated Key Management AKM for the Cisco Unified Wireless IP Phone you have several choices for both authentication and encryption setup on the APs with different SSIDs When the phone attempts to authenticate it chooses the AP that advertises the authentication and encryption sche...

Page 63: ... with optional CCKM LEAP WPA LEAP or Auto AKM AES WPA2 LEAP WPA2 EAP FAST WEP Optional CCKM EAP FAST 802 1x EAP FAST TKIP WPA with optional CCKM EAP FAST WPA EAP FAST AES WPA2 EAP FAST WPA2 EAP TLS WEP Optional CCKM EAP TLS 802 1x EAP TLS TKIP WPA with optional CCKM EAP TLS WPA EAP TLS AES WPA2 EAP TLS WPA2 PEAP WEP Optional CCKM PEAP 802 1x PEAP TKIP WPA with optional CCKM PEAP WPA Cisco Unified ...

Page 64: ...s are providing adequate coverage and that wireless phones can roam from one AP to another with no audio problems After the initial deployment it is a good practice to perform site surveys at regular intervals to ensure continued coverage and roaming From the Cisco Unified Wireless IP Phone you can use the Neighbor List utility or Site Survey utility from the SETTINGS Status menu The Neighbor List...

Page 65: ...orm Site Survey on page 46 Display Neighbor List The Neighbor List utility displays a list of the current AP and the closest neighbors tracked by the phone The phone typically does not scan while it is idle so often there is only one entry which is the currently associated AP in the list To use the Neighbor List utility follow these steps Procedure Step 1 Configure the Cisco Unified Wireless IP Ph...

Page 66: ...ttery life depleting faster than normal and might cause disruption to the wireless medium Caution To use the Site Survey utility follow these steps Procedure Step 1 Configure the Cisco Unified Wireless IP Phone with the same SSID and encryption authentication settings as the APs Step 2 Power on the phone so that it associates with the WLAN Step 3 Choose SETTINGS Status Site Survey The phone displa...

Page 67: ...ons Network Requirements For the Cisco Unified Wireless IP Phone to successfully operate as a Cisco Unified IP Phone endpoint your network must support these requirements Voice over Wireless LAN Cisco Aironet Access Points APs configured to support Voice over WLAN VoWLAN Controllers and switches configured to support VoWLAN Security implemented for authenticating wireless voice devices and users Y...

Page 68: ...Database Notes Requires MAC address Method Results in automatic assignment of directory numbers No Autoregistration Requires autoregistration and Bulk Administration Tool BAT updates information in the Cisco Unified IP Phone and in Cisco Unified Communications Manager Administration No Autoregistration with the Tool for Auto Registered Phones Support TAPS Allows for simultaneous registration of mu...

Page 69: ... You must enable autoregistration in Cisco Unified Communications Manager Administration for TAPS to function Note For Cisco Unified Communications Manager Release 5 0 or earlier see Bulk Administration Tool User Guide for Cisco Unified Communications Manager for detailed instructions about BAT and TAPS For Cisco Unified Communications Manager Release 6 0 or later see Cisco Unified Communications ...

Page 70: ...AC addresses Cisco Unified Communications Manager Release 5 0 or later Choose Device Phone and click Add New Cisco Unified Communications Manager Release 4 x Choose Device Add a New Device For additional instructions and conceptual information about Cisco Unified Communications Manager see the Cisco Unified Communications Manager Administration Guide and Cisco Unified Communications Manager System...

Page 71: ...ith the site safety engineer before using any type of wireless device in such an environment Warning The plug socket combination for the battery charger must be accessible at all times because it serves as the main disconnecting device Statement 1019 Warning The battery charger requires short circuit overcurrent protection to be provided as part of the building installation Install only in accorda...

Page 72: ...n a fire Warning The battery pack is intended for use only with this device Caution Do not disassemble crush puncture or incinerate the battery pack Caution To avoid risk of fire burns or damage to your battery pack do not allow a metal object to touch the battery contacts Caution Handle a damaged or leaking battery with extreme care If you come in contact with the electrolyte wash the exposed are...

Page 73: ...mpatible with your phone To order your power supply contact your local dealer and refer to the list of Cisco part numbers Australia CP PWR 7925G AU Central Europe CP PWR 7925G CE China CP PWR 7925G CN Japan CP PWR 7925G JP North America CP PWR 7925G NA United Kingdom CP PWR 7925G UK The battery and power supply are not provided with your phone To order the battery and power supply contact your loc...

Page 74: ... 50 percent To extend talk time battery life the Cisco Unified Wireless IP Phone can use PS POLL power save methods The Cisco Unified Wireless IP Phone uses either U APSD or PS POLL when in idle no active phone call When an AP supports the Cisco Compatible Extensions CCX proxy ARP information element the idle battery life is optimized If the AP does not support CCX or proxy ARP is not enabled then...

Page 75: ...ep 1 Remove the cover on the back of the phone as shown in the following figure Figure 4 Remove Cover to Install the Battery Locking catch 1 Battery cover 2 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 55 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Setup Phone Power ...

Page 76: ...n the battery and the phone are facing each other Step 3 Press the battery to the body of the phone until it locks into place See the following figure Figure 5 Install the Battery Battery insertion slots 1 Battery 2 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 56 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Setup Phone Power ...

Page 77: ... Cover insertion slots 1 Cover 2 The MAC address for each Cisco Unified Wireless IP Phone appears on a printed label on the back of the phone underneath the battery Note Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 57 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Setup Phone Power ...

Page 78: ...in the port Step 4 Insert the AC plug adapter in the slot on the power supply Step 5 Insert the AC power supply in a wall outlet The indicator light indicates the charging status Red Battery charging in process Green Battery charging is complete You can use the phone while the battery is being charged For charging times see Phone Power on page 54 Note Cisco Unified Wireless IP Phone 7925G 7925G EX...

Page 79: ...oftware dialog click No not this time and click Next c Click Install the Software automatically Recommended and click Next d After a few moments the Cannot Install This Hardware dialog displays Click Don t prompt me again to install this software e Click Finish to close the dialog box While the battery is charging the indicator light is red When the battery is fully charged the indicator light tur...

Page 80: ...eployed there is not a single best solution that is optimal for all environments Cisco recommends that customers test the headsets that work best in their environment before deploying a large number of units in their network Use CSA or ATEX qualified Bluetooth accessories with the Cisco Unified Wireless IP Phone 7925G EX in hazardous environments Caution Cisco recommends the use of good quality ex...

Page 81: ...erference from other electronic devices can affect the connection Headset Pairing The Cisco Unified Wireless IP Phone pairs with headsets using a shared key authentication and encryption method The authentication process can require a personal identification number PIN specific to the headset commonly 0000 The Cisco Unified Wireless IP Phone can be paired with more than one headset at a time Pairi...

Page 82: ...f good quality external devices such as speakers microphones and headsets that are shielded screened against unwanted radio frequency RF and audio frequency AF signals Depending on the quality of these devices and their proximity to other devices such as mobile phones or two way radios some audio noise may still occur In these cases Cisco recommends that you take one or more of the following actio...

Page 83: ...List Registering 3 The following information displays on the main phone screen Current time and date Primary directory number Main screen icons for four menus and Help Your current options on status line Softkey labels Messages and Options When the phone passes through these stages with no errors the phone has started up properly Now the phone is in standby mode and is ready to place or receive ca...

Page 84: ...e The phone awakes from standby mode in response to these events Pressing keys on the keypad Roaming between APs Power cycling the phone Losing network connectivity Losing RF connectivity Transmitting scheduled CDP or keepalive packets Related Topics Phone Startup Process on page 64 Startup and Connectivity Problems on page 209 Phone Startup Process When connecting to the wireless VoIP network the...

Page 85: ...e challenge text before network access is available If set for LEAP EAP FAST or PEAP the username and password are authenticated by the RADIUS server before network access is available If set for EAP TLS the phone requires one or more of the following certificates a client certificate and the RADIUS root certificate the CA certificate If set for Auto AKM the phone looks for an access point with on...

Page 86: ...ile defines how the Cisco Unified IP Phone communicates with Cisco Unified Communications Manager After obtaining the file from the TFTP server the phone attempts to make a TCP connection to the highest priority Cisco Unified Communications Manager on the list For more information see Cisco Unified Communications Manager Interactions on page 37 Startup and Connectivity Problems on page 209 8 Regis...

Page 87: ...g a USB connector and how to remotely access a configured phone over the WLAN It contains the following sections PC Setup for Phone Setup To set up new phones use your PC and USB connection to enter the initial configuration for the wireless network settings and network profiles To save time during initial deployment you can create a standard network profile template and export it to several phone...

Page 88: ...Windows Logo testing click Continue Note Step 5 When you see the Finished screen the installation is complete Close the wizard Step 6 Plug the USB cable into the USB port on the PC and into the USB connector on the phone The Found New Hardware Wizard dialog box opens Step 7 To update the new software click the button next to Yes this time only and click Next Step 8 Click the button next to Install...

Page 89: ...cess Phone Web Page on page 69 Set Privileges for Phone Web Page on page 70 Access Phone Configuration Web Page on page 71 Home Web Page Summary Information on page 73 Access Phone Web Page After setting up the USB interface on the PC you are ready to use the USB cable connection to the phone to access the phone web pages To access the phone web pages follow these steps Procedure Step 1 Open a Win...

Page 90: ...Wireless IP Phone The phone briefly displays USB Connected on the status line Step 2 Access the web page for the new phone by following the steps in Access Phone Web Page on page 69 Related Topics Install USB Drivers on page 68 Set Up USB LAN on PC on page 68 Set Up Phone Using USB Cable on page 70 Access Phone Web Page on page 69 Remote Phone Updates You might have to update settings on a Cisco U...

Page 91: ... x and you try to register to Cisco Unified Communications Manager Administration Release 5 0 or later the Phone Configuration web page password might be set to Cisco Note To access the web page for the Cisco Unified Wireless IP Phone follow these steps Procedure Step 1 Log in to the Cisco Unified Communications Manager Administration Step 2 Go to Device Phone Step 3 Click Find All of the phones d...

Page 92: ...n page in Cisco Unified Communications Manager Administration and set the Web Access field back to Read Only or Disabled Step 11 Reset the phone from Cisco Unified Communications Manager to disable full access to the web pages Be sure to change the Web Access privileges and reset the phone to prevent users from making configuration changes on the phone web pages Home Web Page Menu The following ta...

Page 93: ...assword Site Survey Date and Time Phone Restart Home Web Page Summary Information The summary information for your phone displays on this section of the Home web page It also displays the network and Cisco Unified Communications Manager information The following table describes these items Table 18 Summary Information Description Item DN assigned to the phone Phone DN Home Summary Cisco Unified Wi...

Page 94: ...ch the phone is registered Active Unified CM Primary DN for the phone Phone Directory Number Related Topics Access Phone Web Page on page 69 Network Profiles on page 74 Set Up USB Settings on PC on page 95 Set Up Trace Settings on page 96 Phone Book Setup on page 100 System Settings on page 104 Network Profiles You can configure up to four profiles for a phone to take advantage of WLAN environment...

Page 95: ...or more information To display Network Profile 1 4 Settings access the web page for the phone as described in Access Phone Web Page on page 69 and then click the Profile 1 4 hyperlink Table 19 Basic Network Profile Settings For more information see Description Item Wireless Descriptive name for the profile Profile Name AP Association on page 34 Assigns the Service Set Identifier SSID to this profi...

Page 96: ... not scan for the preferred band if the current band is acceptable and may remain connected to the less preferred band Note Auto signal strength RSSI Use strongest signal in dual band environment 802 11 Mode AP Association on page 34 Scan Mode is set in the Cisco Unified Communications Manager Administration and cannot be set from the phone The phone displays the current setting Note Auto Always s...

Page 97: ...he data False Blocks exporting the data Export Security Credentials Wireless Security Credentials Set Up Username and Password on page 83 Assigns the network authentication username for this profile Username Assigns the network authentication password for this profile Password Available only for Network Profile 1 Note If enabled then the user must enter the password when powering on the phone If d...

Page 98: ...a server certificate is installed and security mode is PEAP this field displays True If no server certificate is installed this field displays False Applies to PEAP only Note Validate Server Certificate IP Network Configuration IP Network Settings on page 92 Gets the IP address and DNS servers automatically Obtain IP address and DNS servers automatically Disables DHCP and uses these static setting...

Page 99: ...802 11b the PHY rate must be configured to the supported rate Note Minimum PHY Rate Excess bandwidth beyond application requirements Surplus Bandwidth 802 11G Power Settings Set Up Advanced Profile Settings on page 94 Assigns the channels Channel Enabled Identifies enabled channels in WLAN to improve scanning for the phone Status Sets the maximum transmit power for the phone MaxTxPower 802 11A Pow...

Page 100: ...ify the SSID that the phone uses to associate with access points in the SSID field enter an SSID that is already configured in the WLAN The SSID is case sensitive you must enter it exactly as configured in the network Note Step 4 To conserve battery power in the Call Power Save Mode choose the type U APSD or PS Poll and option that is being used in the WLAN Step 5 Choose the signal mode or priorit...

Page 101: ...e Server validation is automatically enabled after a server certificate has been uploaded Auto AKM Automatic authenticated key management in which the phone selects the AP and type of key management scheme which includes WPA WPA2 WPA Pre shared key PSK WPA2 PSK or CCKM which uses a wireless domain server WDS When set to AKM mode the phone uses LEAP for 802 1x type authentication methods non PSK su...

Page 102: ...AES Auto AKM with CCKM Requires Username and Password Uses TKIP Auto AKM with WPA with optional CCKM Requires Username and Password Uses AES Auto AKM with WPA2 with optional CCKM Requires Passphrase Uses TKIP Auto AKM with WPA Pre Shared Key Requires Passphrase Uses AES Auto AKM with WPA2 Pre Shared Key Set Up Authentication Mode To select the Authentication Mode for this profile follow these step...

Page 103: ... these steps Procedure Step 1 Choose the network profile Step 2 In the Username field enter the network username for this profile Step 3 In the Password field enter the network password string for this profile Step 4 Click Save to make the change Pre Shared Key Setup When using Auto AKM for WPA Pre shared key or WPA2 Pre shared key authentication you must configure a Passphrase Pre shared key in t...

Page 104: ... the Authentication Mode as Open WEP or Shared Key WEP you must enter an ASCII or hexadecimal WEP Key The WEP Keys for the phone must match the WEP Keys assigned to the access point Cisco Unified Wireless IP Phone and Cisco Aironet Access Points support both 40 bit and 128 bit encryption keys WEP Key Formats You must use one of these formats when setting up a WEP key Hexadecimal For hexadecimal ke...

Page 105: ... Step 5 In the Encryption Key field enter the appropriate key string based on the selected Key Type and Key Size See WEP Key Formats on page 84 Step 6 Click Save to make the change Related Topics IP Network Settings on page 92 Set Up Alternate TFTP Server on page 93 Set Up Advanced Profile Settings on page 94 EAP TLS Authentication Certificates EAP TLS is a certificate based authentication that re...

Page 106: ...the certificate from the ACS server User Installed Certificate To use a user installed certificate a Certificate Signing Request CSR is generated on the phone sent to the CA for approval and the approved certificate installed on the Cisco Unified Wireless IP Phone During EAP TLS authentication the ACS server verifies the trust of the phone and the phone verifies the trust of the ACS server To veri...

Page 107: ...tall Certificate on page 90 User Guide for Cisco Secure ACS for Windows Set Date and Time EAP TLS uses certificate based authentication that requires the internal clock on the Cisco Unified Wireless IP Phone to be set correctly The date and time on the phone might change when it is registered to Cisco Unified Communications Manager If a new server authentication certificate is being requested and ...

Page 108: ...port from the ACS use one of the following methods To export the CA certificate from the ACS server that signed the user installed certificate or ACS certificate see Export CA certificate from ACS using Microsoft Certificate Services on page 88 To export the CA certificate from the ACS server that uses a self signed certificate see Export CA Certificate from ACS Using Internet Explorer on page 89 ...

Page 109: ...Procedure Step 1 From the phone web page choose the network profile using EAP TLS and select User Installed in the EAP TLS Certificate field Step 2 Click Certificates On the User Certificate Installation page the Common Name field should match the user name in the ACS server You can edit the Common Name field if you wish Make sure that it matches the username in the ACS server See Set Up ACS User ...

Page 110: ...ation Server Root Certificate from the ACS See ACS Certificate Export Methods on page 88 Step 2 Go to the phone web page and choose Certificates Step 3 Click Import next to the Authentication Server Root certificate Step 4 Restart the phone Set Up ACS User Account and Install Certificate To set up the user account name and install the MIC root certificate for the phone on the ACS follow these step...

Page 111: ...w EAP MSCHAPv2 setting must be enabled User account and password must be configured For password authentication you can use the local ACS database or an external one such as Windows or LDAP Enable PEAP Authentication With Firmware Release 1 4 7 the Cisco Unified Wireless IP Phone sends a download request to the TFTP server for the server certificate WLANRootCA cer so the server certificate can be ...

Page 112: ...ver has an IP address Ensure the default router IP address is on the same subnet as the host IP address Related Topics Dynamic Host Configuration Protocol Server Interactions on page 38 Enable DHCP To enable the use of DHCP in the Network Profile follow these steps Procedure Step 1 Choose the network profile that you want to configure Step 2 Under the IP Network Configuration area choose the optio...

Page 113: ...mary gateway used by the phone Default Router 1 Primary DNS server used by the phone Optional backup DNS server used by the phone DNS Server 1 DNS Server 2 Primary TFTP server used by the phone Optional backup TFTP server used by the phone TFTP Server 1 TFTP Server 2 Name of the DNS in which the phone resides Domain Name Set Up Alternate TFTP Server If you use DHCP to direct the phones to a TFTP s...

Page 114: ...dmission Control CAC with TSPEC then you need to modify the PHY rate to a supported rate for your 802 11b access points Note To make changes to the advanced settings follow these steps Procedure Step 1 Choose the network profile that you want to configure Step 2 Click the Advanced Profile link at the top of the page Step 3 In the TSPEC Setting area Cisco recommends that you keep the minimum PHY ra...

Page 115: ...omatically by getting an IP address from the PC that has DHCP set up To use the IP address and subnet mask assigned in this area To display the USB Settings area access the web page for the phone as described in Access Phone Web Page on page 69 and then click the USB Settings hyperlink To change the USB port settings for the phone follow these steps Procedure Step 1 On the phone web page choose th...

Page 116: ... phone memory Note To display the Trace Settings area access the web page for the phone as described in the Access Phone Web Page on page 69 and then click the Trace Settings hyperlink under Setup For information about the fields see Trace Settings Fields on page 98 Note When set to False the trace logs are lost when the phone is powered off When the phone is powered off then powered back on the P...

Page 117: ... Module Trace Level area check only the modules for which you want data Kernel Wireless LAN Driver Wireless LAN Manager Configuration Call Control Network Services Security Subsystem User Interface Audio System System Java Bluetooth Step 6 In the Advanced Trace Settings area in the Preserve Logs field choose one of the following True Save the trace logs to flash memory on the phone False Save the ...

Page 118: ...stem data Kernel Channel scanning roaming and authentication Wireless LAN Driver WLAN Management QoS Wireless LAN Manager Phone configuration firmware upgrade Configuration Cisco Unified Communications Manager messaging SCCP Call Control DHCP TFTP CDP WWW Syslog Network Services Application level security data Security Subsystem Key strokes softkeys MMI data User Interface RTP SRTP RTCP DSP data A...

Page 119: ...or multiple phones with common settings For more information see Wavelink Avalanche Server on page 133 You can use the phone web page to assign attributes to the phone that can be used to distinguish it from other mobile devices connected to the Wavelink server These attributes can be used as search criteria for locating phones on the Wavelink server For example the predefined ModelName parameter ...

Page 120: ...on Note Related Topics Set Privileges for Phone Web Page on page 70 Import and Export Contacts To import contact information from a file follow these steps Procedure Step 1 From the phone web page choose Phone Book Import Export from the left pane Step 2 At the Phone Book Import Export page do one of the following To import a file browse to it on your PC Choose one of the following options and cli...

Page 121: ... field names are as follows First Name Last Name Company Business Street Business City Business State Business Postal Code Business Country Home Phone Home Speed Dial Business Phone Business Speed Dial Mobile Phone Mobile Speed Dial Business Fax Fax Speed Dial Other Phone Other Speed Dial Speed Dial for Other FAX Phone Primary Phone must match one of above phone numbers E mail Address The followin...

Page 122: ...ollowing steps to import or export the phone book records into a file using CSV format Procedure Step 1 Access the web page of the Cisco Unified Wireless IP Phone Step 2 Select the PHONE BOOK menu Step 3 To import click the Import option Step 4 Specify how old and duplicated contact records are processed Step 5 Click Create File of Type Step 6 Click Comma Separated Values CSV format Step 7 To expo...

Page 123: ... choose Phone Book from the left pane Step 2 At the Phone Book page click New The Phone Book New Contact page appears Step 3 Enter information for this contact If you wish to assign speed dials see Assign Speed Dial Hot Key to Contact Number on page 104 Step 4 When finished click Save Delete Contacts To delete contacts from the Phone Book follow these steps Procedure Step 1 From the phone web page...

Page 124: ...more information see Add Contact on page 103 or Edit Contact Information on page 104 Step 2 At the Phone Book Edit Contact page or the Phone Book New Contact page click the speed dial icon next to the phone number you wish to assign Step 3 At the Phone Book Speed Dial List window click an unassigned speed dial The speed dial you selected is assigned to the contact number and the speed dial code nu...

Page 125: ...page 109 Backup Settings Area You can use the Backup Settings area on the web page to export the phone configuration You must set up an encryption key that encrypts the phone settings to keep them secure When you export a configuration all the settings in the network profiles phone settings USB settings and trace are copied None of the statistics or information fields are copied from the web pages...

Page 126: ...e choose the Network Profiles hyperlink and configure the Network Profile settings for your template configuration You can leave the Username and Password fields blank so they can be configured individually Note Step 3 Next configure the USB Settings and Trace Settings for your template configuration Step 4 Choose the Backup Settings hyperlink to access the export and import settings Step 5 In the...

Page 127: ...CP to get TFTP Server Static TFTP Settings if configured TFTP Server 1 TFTP Server 2 Advanced Network Profile Settings Minimum PHY rate Surplus Bandwidth 802 11G Power Settings checked ones 802 11A Power Settings checked ones USB Settings use one of these Obtain IP address from server Static settings if configured IP address Subnet Mask Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Admi...

Page 128: ...ort the configuration template Note Step 4 Use the Browse button to locate the configuration template and click Open The configuration file downloads to the phone Step 5 You can use the web pages to add missing configuration items such as the username and password or make other changes at this time Related Topics System Settings on page 104 Trace Logs on page 105 Upgrade Phone Firmware on page 108...

Page 129: ...w password to confirm the change To display the Change Password area access the web page for the phone as described in the Access Phone Configuration Web Page on page 71 and click the Change Password hyperlink in the System submenu Administration Passwords and Cisco Unified Communications Manager Release 5 0 or Later If you are running Cisco Unified Communications Manager Release 5 0 or later you ...

Page 130: ... the extent of the survey not all observed APs will be considered a best AP or an immediate neighbor The Site Survey Report stores information about each AP until it reaches a limit of 256 APs For each AP up to ten neighbors are tracked The following table shows the information shown in the site survey report Table 24 Site Survey Report Neighbor Table Description or indicator Information The Servi...

Page 131: ...yed here AP MAC address of the AP MAC Number of sweeps where this AP has been observed Observation Count The last channel and frequency where this AP was observed Channel Frequency A two digit country code Country information might not be displayed if the country information element IE is not present in the beacon Country Number of time units between beacons A time unit is 1 024 ms Beacon Interval...

Page 132: ...pable of operating Basic Rates Data rates supported by the AP that are optional for the station to operate at Optional Rates For Multicast Cipher one of the following for Unicast Cipher one or more of the following None WEP40 WEP104 TKIP CCMP CKIP CMIC CKIP CMIC Multicast Cipher and Unicast Cipher One or more of the following WPA1_1X WPA_PSK WPA2_1X WPA2_PSK WPA1_CCKM WPA2_CCKM AKM CCX compliant A...

Page 133: ...mum amount of time in a random backoff ECWMAX Encodes value of CWmax in an exponent form to provide the maximum amount of time in a random backoff TXOpLimit Interval of time in which a particular quality of service QoS station has the right to initiate frame exchange sequences onto the wireless medium Background AC Best Effort AC Video AC Voice AC A list of supported channels from the country IE C...

Page 134: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 114 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Web Pages Site Survey Report ...

Page 135: ...ied Wireless IP Phone has access to the Settings menu from the Cisco Unified Communications Manager Administration Phone Configuration page Use the Settings Access field in the Product Specific Configuration section of the phone configuration page For more information see Product Specific Fields for Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G on page 162 Note To access the Settings me...

Page 136: ...l between company locations can have separate network profiles for each WLAN location You can set up profiles with the local SSID WLAN settings and authentication information for each location You can control whether a Cisco Unified Wireless IP Phone has access to the Network Profiles menu from the Cisco Unified Communications Manager Administration Phone Configuration page Use the Settings Access...

Page 137: ...uration Step 6 Make changes to the settings For more information see Network Settings on page 119 Step 7 To save changes to settings in the Profile menu press Save Step 8 To use the modified profile scroll to the profile name and press Select The appears beside the enabled profiles You can enable up to four profiles Change Profile Name You can change the default name of the network profile to one ...

Page 138: ...numeric keys on the keypad to enter the number or the assigned characters Each press moves to another character choice Use the following guidelines when entering values Enter characters Press the numeric key to move to the desired character lowercase then uppercase Enter numbers Press the numeric key to enter the number Delete the last character Press to delete the last character or number in the ...

Page 139: ... see Description Network setting DHCP Settings on page 121 IP address of the DHCP server from which the phone obtains its IP address DHCP Server Display only cannot configure Unique MAC address of the phone MAC Address Display only cannot configure Unique hostname that the DHCP server assigned to the phone Host Name DHCP Settings on page 121 Yes Allows the Dynamic Host Configuration Protocol DHCP ...

Page 140: ...tional backup TFTP server that the phone uses if the primary TFTP server is not available TFTP Server 2 Cisco Unified Communications Manager Administration Guide IP address for the server where the phone receives firmware updates Load Server Change Cisco Discovery Protocol Settings on page 123 Cisco Unified Communications Manager Administration Guide Enables or disables Cisco Discovery Protocol CD...

Page 141: ... settings follow these steps Procedure Step 1 Choose SETTINGS Network Profiles Step 2 Scroll to the profile name that you want to configure and press the View softkey Step 3 Enter to unlock the profile and press Edit Step 4 Select Network Configuration Press View Step 5 Scroll to DHCP Enabled and press No Step 6 Scroll to IP Address and press Select Step 7 In the New IP Address field enter the sta...

Page 142: ...rver that the phone uses to obtain configuration files TFTP Server 1 Identifies the second TFTP server that the phone can use to obtain configuration files TFTP Server 2 Set Alternate TFTP Server If you use DHCP to direct the phones to a TFTP server you can also assign an alternative TFTP server to some phones instead of the one assigned by DHCP To assign an alternate TFTP server to a phone follow...

Page 143: ...tep 5 Click Enabled from the drop down menu Step 6 Click Save and Reset if prompted Erase Network Profile Configuration You can erase the network profile configuration and return to the default settings To erase the configuration follow these steps Procedure Step 1 Choose SETTINGS Network Profiles Step 2 To select the profile name that you want to configure scroll to the item and press the View bu...

Page 144: ... Step 3 Enter to unlock the profile and press Edit Step 4 Scroll to and select WLAN Configuration Step 5 To view or change the menu options press Edit For descriptions of the settings see WLAN Configuration Fields on page 124 Step 6 Press Options Save to save the entry or press Options Cancel WLAN Configuration Fields After accessing the WLAN settings use the following table for descriptions and r...

Page 145: ...sion of EAP EAP FAST Exchanges a username and cryptographically secure password with a RADIUS server in the network EAP TLS Uses a dynamic session based key derived from the client adapter and RADIUS server to encrypt data Uses a client certificate for authentication PEAP This method uses name and password authentication based on Microsoft MSCHAP V2 authentication Auto AKM Phone selects the AP and...

Page 146: ...e is AKM Specifies the length of the static WEP key 40 Bits 128 Bits Static WEP Key 1 Static WEP Key 2 Static WEP Key 3 Static WEP Key 4 Available when Security Mode is Open WEP or Shared WEP 802 11 Standards for WLAN Communications on page 24 The wireless signal standard used in the WLAN Options are 802 11b g 802 11a Auto b g Auto a Auto RSSI 802 11 Mode Network Protocols on page 32 The type of p...

Page 147: ...iguration page Note Related Topics Product Specific Fields for Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G on page 162 Set Up Phone Settings To access the Phone Settings menu options on a Cisco Unified Wireless IP Phone follow these steps Procedure Step 1 Choose SETTINGS Phone Settings Step 2 Press the number for the setting that you want to configure or scroll to the setting and pres...

Page 148: ...menu entries Ring Sets the ring volume level for the phone Speaker Sets the volume for the speaker Handset Sets the volume for the handset Headset Sets the volume for the headset Volumes Sets the ring vibrate or combination to alert the user of an incoming call Alert Pattern Sets the phone to ring through speaker headset or both speaker and headset Ring Output Display Settings Sets the brightness ...

Page 149: ...a ringing call Any Key Answer Sets the length of time for the keypad to lock automatically after no keypad activity or disables auto lock Disable 15 Seconds 30 Seconds 60 Seconds Keypad Auto Lock Enables or disables tones for keypad presses Disable Normal Loud Keypad Tone Customize Home Page Sets the phone to display Message or Phone Book as the left softkey on the home page Left Softkey Sets the ...

Page 150: ...anager Administration to configure an LSC as described in the Cisco Unified Communications Manager Security Guide Alternatively you can initiate the installation of an LSC from the Security Configuration menu on the phone This menu also lets you update or remove an LSC Before you do so ensure that the appropriate Cisco Unified Communications Manager and the CAPF security configurations are complet...

Page 151: ...ncorrect or the phone may not be enabled for upgrading See the error messages generated by the CAPF and take appropriate actions Step 6 To verify that an LSC is installed on the phone choose SETTINGS System Configuration Security The LSC displays Installed Related Topics Security Features on page 14 Change USB Port Setup When using the USB cable to configure a phone you might need to change the US...

Page 152: ...ct Step 6 Enter a new IP address that is not assigned on the subnet Step 7 To save the changes press Options Save Step 8 To change the subnet for the new IP address scroll to Subnet Mask and press Select Step 9 Enter the appropriate subnet address Step 10 To save the changes press Save Related Topics Access Settings Menu on page 115 Network Profile Settings on page 116 Set Up Phone Security Certif...

Page 153: ...or Wavelink Avalanche can be installed on the Wavelink Avalanche Management Console and used to configure a single phone or multiple phones with common settings Not all features can be configured using Wavelink Some features can only be configured from Cisco Unified Communications Manager Administration Note Before You Begin Before you can use the Wavelink Avalanche Management Console to configure...

Page 154: ...on 149 with the Wavelink server IP address If you do not configure this option see Set Up Wavelink Server Address from Phone on page 134 Configure a Cisco Access Point to use a default SSID of cisco with open authentication and no encryption Wavelink Server IP Address Setup If you did not configure DHCP Option 149 with the Wavelink server IP address you must manually assign it Do not perform this ...

Page 155: ...erver and enter the IP address of the server Step 3 Click Save Set Up and Use CU This section describes the tasks for configuring and using the CU from the Wavelink Management Console The CU is labeled as 7921G but the CU works for all 792X phones Note To set up and use the CU from the Wavelink Management Console perform the following tasks Procedure Step 1 Assign attributes for the phone For more...

Page 156: ...and CustomValue fields Define CustomName and CustomValue on Phone To define the CustomName and CustomValue fields from the phone follow these steps Procedure Step 1 On the main phone screen choose SETTINGS System Configuration Wavelink Step 2 Unlock the phone by pressing Step 3 Scroll to a CustomName enter an attribute name for example User and click Save Only alphanumeric characters are allowed i...

Page 157: ...e Package The installation is complete The following additional steps are optional They configure the selection criteria so you can easily apply changes to a device group Note Step 8 Right click the software collection containing the phone CU and choose Settings Step 9 Click the button at right of the Selection Criteria box to launch the Selection Criteria wizard Step 10 Select an item from the So...

Page 158: ... CU Step 2 From the left pane choose the settings you wish to configure Profile Settings USB Settings Trace Settings Wavelink Settings Step 3 From the settings page select or enter information for those settings Step 4 Click Apply Profile Settings Fields The following table lists the fields in the Profile Settings screen Table 31 Profile Settings For more information see Description Item Provides ...

Page 159: ... The preferred band if available is used at power on but the phone may switch to the less preferred 2 4 GHz band if available and the preferred band is lost After the phone has connected to the less preferred band it does not scan for the preferred band if the current band is acceptable and will remain connected to the less preferred band Note Auto signal strength RSSI Use strongest signal in dual...

Page 160: ...US server requires a username and password Auto AKM Automatic authenticated key management using WPA WPA2 requires a username and password WPA Pre shared key WPA2 Pre shared key requires a passphrase pre shared key CCKM requires a username and password Authentication Mode Required for LEAP EAP FAST and Auto AKM authentication methods Wireless Security Credentials Assigns the network authentication...

Page 161: ... Determines the WEP key length with key size of 40 or 128 bits WEP Key Length 1 4 Defines the WEP key value 40 bits 5 ASCII or 10 hexadecimal characters 128 bits 13 ASCII or 26 hexadecimal characters WEP Key Value 1 4 Network Settings Yes Enables DHCP to obtain IP address and DNS servers automatically No DHCP is disabled and you will need to enter the following fields IP Address Subnet Mask Defaul...

Page 162: ...cal Horizontal Diversity Antenna Selection for 802 11A Vertical Horizontal Diversity Antenna Selection for 802 11B Enabled Identifies enabled channels in WLAN to improve scanning for the phone Max Tx Power Sets the maximum transmit power for the phone 802 11G Power Settings Enabled Identifies enabled channels in WLAN to improve scanning for the phone Max Tx Power Sets the maximum transmit power fo...

Page 163: ... creates and saves trace files The following table describes the trace settings Table 32 Trace Settings Description Item Choose the number of trace files that the phone saves from 2 to 10 files Number of Files Set up a remote server to store trace logs If enabled enter remote address and remote port Enable Remote Syslog Enter remote IP address if Enable Remote Syslog is enabled Remote IP Address E...

Page 164: ... for the alternate server Alternate Server Assign up to four attribute names to the phone to be used as selection criteria Custom Name 1 4 Define the values for each Custom Name to be used as selection criteria Custom Value 1 4 Update Phone When you have completed the phone configuration changes you must export the configuration file from the phone CU to Wavelink and then update the phone The CU d...

Page 165: ...date Now Disallow User Override Step 4 To update a single device expand a mobile device group or software collection from the left pane right click on the device listed in the right pane and do one of the following actions Choose Update Now Choose Client Settings In the Avalanche Client Controls window check the Force package sync during Update Now check box and click Update Now Cisco Unified Wire...

Page 166: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 146 Wavelink Avalanche Server Update Phone ...

Page 167: ... User Options Web Pages Management page 172 Custom Phone Rings Creation page 174 Features Templates Services and Users Overview This chapter provides an overview of the feature configuration and setup softkey template modification services setup and user assignment in Cisco Unified Communications Manager Administration Cisco Unified Communications Manager documentation provides detailed instructio...

Page 168: ...Communications Manager Cisco Unified Communications Manager Administration also provides several service parameters that you can use to configure various telephony functions For more information about service parameters and the functions that they control you can use the I or button on the Cisco Unified Communications Manager configuration page Note Table 34 Telephony Features for the Cisco Unifie...

Page 169: ...call pickup group call pickup and other group call pickup Auto pickup For more information see Cisco Unified Communications Manager Administration Guide Device Pool Configuration chapter Cisco Unified Communications Manager System Guide Cisco Unified IP Phones chapter Cisco Unified Communications Manager Features and Services Guide Barge and Privacy chapter Allows a user to join a nonprivate call ...

Page 170: ...n audio and visual alert on the phone when a busy or unavailable party becomes available Call Back For more information see Cisco Unified Communications Manager Administration Guide Cisco Unified IP Phone Configuration chapter Cisco Unified Communications Manager System Guide Understanding Route Plans chapter Cisco Unified Communications Manager Features and Services Guide Call Display Restriction...

Page 171: ...rward All target places a call to the Call Forward All initiator This feature allows the Call Forward All target to reach the Call Forward All initiator for important calls The override works whether the Call Forward All target phone number is internal or external Call forward destination override For more information see Cisco Unified Communications Manager System Guide Cisco Unified IP Phones ch...

Page 172: ...ller identification such as a phone number name or other descriptive text on the phone screen Caller ID For more information see Cisco Unified Communications Manager Features and Services Guide Calling Party Normalization chapter Cisco Unified Communications Manager System Guide Using the International Escape Character chapter Enables call backs to DNs that are routed through multiple geographical...

Page 173: ...ications Manager Administration allows you to enable these features Be sure to inform your users if these features are activated Note Conference For more information see Cisco Unified Communications Manager 5 0 or later Cisco Unified Communications Manager Administration Guide Directory Number Configuration chapter Cisco Unified Communications Manager 4 x Cisco Unified Communications Manager Admin...

Page 174: ...features Note Directed Call Park For more information see Cisco Unified Communications Manager Features and Services Guide Do Not Disturb chapter Enables a user to temporarily stop incoming calls when it is activated If no call forwarding features are activated calls to this station are routed to a busy signal or voice mail when DND Reject is active Otherwise all incoming calls are routed to a pre...

Page 175: ...anager Administration Device Phone Phone Configuration DND Option Choose Call Reject to turn off all audible and visual notifications or Ringer Off to turn off only the ringer DND Option appears on both the Common Phone Profile window and the Phone Configuration window Phone Configuration window value takes precedence DND Incoming Call Alert Choose the type of alert to play if any on a phone for i...

Page 176: ...lls that certain users can place Forced authorization codes FAC For more information see Cisco Unified Communications Manager Features and Services Guide Call Pickup Group Configuration chapter Allows a user to answer a call ringing on a phone in another group by using a group pickup code Group call pickup Requires no configuration unless you want to use music on hold Allows users to move connecte...

Page 177: ...chapter Cisco Unified Communications Manager Features and Services Guide Immediate Divert chapter Allows users to transfer incoming calls directly to their voice messaging system or to the voice messaging system of the original called party Immediate Divert Enhanced For more information see Cisco Unified Communications Manager Feature and Services Guide Intercom Configuration chapter Cisco Unified...

Page 178: ...et Me conference in which other participants call a predetermined number at a scheduled time Meet Me conference For more information see Cisco Unified Communications Manager Administration Guide Message Waiting Configuration chapter Cisco Unified Communications Manager System Guide Voice Mail Connectivity to Cisco Unified Communications Manager chapter A light on the handset that indicates that in...

Page 179: ...o Unified Communications Manager Administration Guide Cisco Unified IP Phone Configuration chapter Cisco Unified Communications Manager System Guide Cisco Unified IP Phones chapter Cisco Unified Communications Manager Features and Services Guide Barge and Privacy chapter Enables a user to allow or disallow other users of shared line devices to view the device all information or to enable another u...

Page 180: ...hone Services chapter Allows you to use the Cisco Unified IP Phone Services Configuration menu in Cisco Unified Communications Manager Administration to define and maintain the list of phone services to which users can subscribe Services For more information see Cisco Unified Communications Manager System Guide Cisco Unified IP Phones chapter Allows users to have multiple phones that share the sam...

Page 181: ...d Communications Manager Administration Guide Cisco Voice Mail Port Configuration chapter Cisco Unified Communications Manager System Guide Voice Mail Connectivity to Cisco Unified Communications Manager chapter Enables callers to leave messages if calls are unanswered Voice message system No configuration required Enables XSI calls to specify if the audio is played on the speakerphone or handset ...

Page 182: ...through a web browser Read Only Full Disabled Web Access Locks or unlocks the network profiles If locked the phone user cannot modify the network profile Unlocked or locked Profile 1 4 Identifies the alternate server that the phone uses to obtain firmware loads and upgrades IP address or hostname for the server Load Server Identifies special phone numbers that do not require unlocking the keypad t...

Page 183: ...one is out of range of an AP The phone does not play audible alerts when the parameter value is disabled The phone can beep one time or regularly at 10 30 or 60 second intervals When the phone is within range of an AP the alert stops Out of Range Alert Controls the scanning by the phone Auto Phone scans when it is in a call or when the received strength signal indicator RSSI is low Single AP Phone...

Page 184: ... 722 Codec Enables one of two views on the phone Main Phone Screen or Line View Main Phone Screen or Line View Default Main Phone Screen Home Screen Enables or disables the Federal Information Processing Standards FIPS mode on the phone Enable or disable Default disabled FIPS Mode Enables or disables the Auto Line Select feature on the phone If enabled the phone shifts the call focus to incoming c...

Page 185: ...ied Communications Manager Administration choose Device Phone Step 2 Perform one of the following actions For Cisco Unified Communications Manager 4 x or earlier click Add a Phone For Cisco Unified Communications Manager 5 0 and later click Add Phone Step 3 Choose Phone Type Cisco7925 Step 4 In the Phone Configuration page locate the Product Specific Configuration area Step 5 Make changes to the s...

Page 186: ...first position for the Connected phone state Standard and Nonstandard Softkey Templates The standard softkey template displays the Hold softkey when a call is connected Some users want the Transfer softkey to appear for a connected call instead of Hold To change the softkey that displays you set up a nonstandard softkey template that places Transfer in the first position for the Connected state Yo...

Page 187: ...evice Device Settings Phone Button Template from Cisco Unified Communications Manager Administration To assign a phone button template to a phone use the Phone Button Template field in the Cisco Unified Communications Manager Administration Phone Configuration page For more information about modifying phone button templates see the Cisco Unified IP Phones chapter in the Cisco Unified Communication...

Page 188: ...et Up IP Phone Services To set up IP Phone services follow these steps Procedure Step 1 Before you set up services gather the URLs for the sites you want to set up and verify that users can access those sites from your corporate IP telephony network Step 2 Perform one of the following actions To set up these services in Cisco Unified Communications Manager Administration for Release 4 x choose Fea...

Page 189: ...tically launch the phone must subscribe to the MIDlet application If the phone is not subscribed to the MIDlet the automatic launch fails To configure a MIDlet to automatically launch you configure the Idle URL field in the Phone Configuration window of the Cisco Unified Communications Manager Administration with URL to the MIDlet in the following format MIDlet URL minimize The minimize must have ...

Page 190: ...tures see the Cisco Unified Communications Manager Administration Guide LDAP System Configuration LDAP Directory Configuration and LDAP Authentication Configuration chapters That manual guides you through the configuration process for integrating Cisco Unified Communications Manager with Microsoft Active Directory Sun ONE Directory Netscape Directory and iPlanet Directory Server After you configur...

Page 191: ...g numbers Subscribe to services that are accessible from a Cisco Unified IP Phone You can add users to Cisco Unified Communications Manager using one of these methods To add users individually from Cisco Unified Communications Manager Administration for Release 5 0 or later choose User Management End User Add New See Adding a New User chapter in Cisco Unified Communications Manager Administration ...

Page 192: ...ages you must use Cisco Unified Communications Manager Administration to add the user to a standard Cisco Unified Communications Manager end user group and associate appropriate phones with the user You can use Cisco Unified Communications Manager Administration to control user access to the phone web pages For information about setting Web Access for users see Product Specific Fields for Cisco Un...

Page 193: ... Enterprise Parameters Configuration window displays Step 2 In the CCMUser Parameters area specify whether a parameter appears on the User Options web pages by choosing one of these values from the Parameter Value drop down list box for the parameter True Option displays on the User Options web pages default False Option does not display on the User Options web pages Show All Settings All call for...

Page 194: ...cations Manager Features and Services Guide for more information about customized ringtones Related Topics Product Specific Fields for Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G on page 162 Softkey Templates on page 166 Corporate and Personal Directories on page 170 Add Users to Cisco Unified Communications Manager on page 171 Custom Phone Rings Creation on page 174 Cisco Unified Wir...

Page 195: ...925G 7925G EX and 7926G to view the Security Configuration menu Device Information menu Model Information menu Status menu and the Call Statistics screen Related Topics Remote Monitoring on page 195 Troubleshooting on page 209 Display Security Configuration Screen To view the Security Configuration screen on the Cisco Unified Wireless IP Phone and see information about the security settings follow...

Page 196: ...urity Mode Indicates whether a manufacturing installed certificate used for the security features is installed on the phone Yes or is not installed on the phone No For information about how to manage the MIC for your phone see the Using the Certificate Authority Proxy Function chapter in Cisco Unified Communications Manager Security Guide MIC Indicates whether a locally significant certificate use...

Page 197: ...ed on the phone this field displays Not Installed If security is configured for the phone the CTL file installs automatically when the phone reboots or resets For more information about this file see Cisco Unified Communications Manager Security Guide A locked padlock icon in this option indicates that the CTL file is locked An unlocked padlock icon indicates that the CTL file is unlocked CAPF Ser...

Page 198: ...ou want to change and press Erase After you make the change the CTL file locks automatically Step 6 To exit the CTL File screen press Exit Trust List Screen The Trust List screen displays information about all of the servers that the phone trusts The Trust List screen contains these options CAPF Server IP address of the CAPF used by the phone Also displays a certificate icon if a certificate is in...

Page 199: ...fied Wireless IP Phone and to view information about the current configuration Cisco Unified Communications Manager servers Network settings WLAN information HTTP information Locale information Security settings QoS information Related Topics Display Security Configuration Screen on page 175 View Model Information Screen on page 184 Status Menu on page 185 View Device Information Screen To view th...

Page 200: ...ions Manager functionality Each available server displays the Cisco Unified Communications Manager server IP address and one of the following states Active Cisco Unified Communications Manager server from which the phone is currently receiving call processing services Standby Cisco Unified Communications Manager server to which the phone switches if the current server becomes unavailable Blank No ...

Page 201: ...ether this phone uses a TFTP server other than the one assigned by DHCP Alternate TFTP WLAN Name of the network profile that the phone is currently using Profile Name Service Set ID that the phone is currently using SSID Wireless signal mode that the phone is currently using 802 11 Mode Indicates when the phone scans Configured in the Cisco Unified Communications Manager Administration Scan Mode I...

Page 202: ...L of an XML service that the phone displays when the phone has not been used for the time specified in the Idle URL Time option and no menu is open For example you could use the Idle URL option and the Idle URL Time option to display a stock quote or a calendar on the LCD screen when the phone has not been used for 5 minutes Idle URL Number of seconds that the phone has not been used and no menu i...

Page 203: ...P classification for call control signaling DSCP for Call Control DSCP IP classification for any phone configuration transfer DSCP for Configuration DSCP IP classification for phone based service DSCP for Services UI Indicates whether the Busy Lamp Field BLF is enabled for call lists BLF for Call Lists Indicates whether the phone shifts the call focus on the phone screen to an incoming call or a r...

Page 204: ...odel number of the phone Model Number MAC address of the phone MAC Address Identifier of the current firmware version running on the phone App Load ID Serial number of the phone Serial Number Identifier for the wireless regulatory domain in which this phone must operate 1050 North America Cisco Unified Wireless IP Phone 7925G only 3051 Europe ETSI Cisco Unified Wireless IP Phone 7925G only 4157 Ja...

Page 205: ...e and its operation Status Messages Displays the Status Messages screen which shows a log of important system messages Network Statistics Displays the Network Statistics screen which shows Ethernet traffic statistics Call Statistics Displays the Call Statistics screen which shows counters statistics and voice quality metrics Firmware Versions Displays the Firmware Versions screen which shows infor...

Page 206: ...essages screen displays up to 10 of the most recent status messages that the phone has generated You can access this screen at any time even if the phone has not finished starting up Network Statistics Fields on page 189 describes the status messages that might appear This table also includes actions you can take to address indicated errors To view status messages follow these steps Procedure Step...

Page 207: ...ttings on page 92 for details on assigning a TFTP server Neither the name based configuration file nor default configuration file were not found on the TFTP Server CFG file not found None This message is informational only For more information about the CTL file see Cisco Unified Communications Manager Security Guide A certificate trust list CTL file is installed in the phone CTL Installed Problem...

Page 208: ... CTL client and update the CTL file making sure that the proper TFTP servers are included in this file The specified TFTP server could not be found in the phone CTL TFTP server not authorized Network is busy The errors should resolve themselves when the network load reduces No network connectivity between the TFTP server and the phone Verify the network connections TFTP server is down Check config...

Page 209: ...at appear on this screen Step 3 To exit the Network Statistics screen press Back Related Topics View Status Messages Screen on page 186 Call Statistics on page 191 Firmware Versions on page 193 Network Statistics Fields Table 40 Network Statistics Screen Fields Description Item Amount of elapsed time in days and hours since the phone connected to Cisco Unified Communications Manager Up Time Number...

Page 210: ... RTS failures RTSFail Number of packet acknowledgments that failed ACKFail Number of times the phone retried to send packets Retry Number of times the phone retried to send multicast packets MRetry Number of times the phone retried and failed to send packets RetryFail Number of packets removed from the transmit queue due to transmission timeout AgedPkts Number of packets that failed to transmit du...

Page 211: ...acket stream between two endpoints If one endpoint is put on hold the voice stream stops even though the call is still connected When the call resumes a new voice packet stream begins and the new call data overwrites the former call data Related Topics View Status Messages Screen on page 186 View Network Statistics on page 189 Firmware Versions on page 193 View Call Statistics Screen To display th...

Page 212: ...eam was opened This number may not be identical to the number of RTP voice packets transmitted since the call began because the call might have been placed on hold Note Sender Packets Estimated average RTP packet jitter dynamic delay that a packet encounters when going through the network Value1 is the average jitter in milliseconds ms Value2 is the current audio frame buffer depth in m Avg Jitter...

Page 213: ...by total number of speech frames received from start of the voice stream CumConcealRatio Ratio of concealment frames to speech frames in preceding 3 second interval of active speech If using voice activity detection VAD a longer interval might be required to accumulate 3 seconds of active speech IntConcealRatio Highest interval concealment ratio from start of the voice stream MaxConcealRatio Numbe...

Page 214: ...tems scroll to the item and press Select Step 4 To exit the Firmware Versions screen press Back Firmware Version Fields Table 42 Firmware Version Fields Description Item Identifies the phone firmware version running in the phone App Load ID Identifies the currently installed boot load version running on the phone Boot Load ID Identifies the version of the wireless LAN driver WLAN Driver ID Identif...

Page 215: ...ss of the Cisco Unified Wireless IP Phone using one of these methods Search for the phone in Cisco Unified Communications Manager by choosing Devices Phones Phones that are registered with Cisco Unified Communications Manager display the IP address on the Find and List Phones web page and at the top of the Phone Configuration web page On the Cisco Unified Wireless IP Phone press SETTINGS Device In...

Page 216: ...ummary Information Area The Summary Information area on the phone web page displays network configuration information and information about other phone settings The following table describes these items To display the Summary Information page access the web page for the phone as described in the Access Web Page for Phone on page 195 and the Home Summary page displays Table 43 Home Summary Items De...

Page 217: ...one as described in the Access Web Page for Phone on page 195 and then click the Network hyperlink under the Information section Table 44 Network Information items Description Item IP Information IP address of the Dynamic Host Configuration Protocol DHCP server from which the phone obtains its IP address DHCP Server Not used BootP Server Media Access Control MAC address of the phone MAC Address Un...

Page 218: ... Communications Manager server to which the phone switches if the current server becomes unavailable Blank No current connection to this Cisco Unified Communications Manager server CallManager 1 5 SRST Information The IP Address for the Survivable Remote Site Telephony SRST designation which identifies an SRST router able to provide Cisco Unified Communications Manager functionality with a limited...

Page 219: ... priority calls with higher priority calls Default The phone uses the device pool setting Preemption QoS Information Differentiated Services Code Point DSCP IP classification for call control signaling DSCP for Call Control DSCP IP classification for any phone configuration transfer DSCP for Configuration DSCP IP classification for phone based service DSCP for Services Security Information Indicat...

Page 220: ...hat the phone uses to validate requests made to the phone web server Authentication URL Locale Information User locale associated with the phone user Identifies a set of detailed information to support users including language font date and time formatting and alphanumeric keyboard text information User Locale Version of the user locale loaded on the phone User Locale Version Character set that th...

Page 221: ...UDI information about the phone Device Type Indicates hardware type such as phone Device Description Displays the name of the phone associated with the model type Product Identifier Specifies the phone model Version Identifier Represents the hardware version of the phone Serial Number Displays the phone s unique serial number UDI Time from the Date Time Group in Cisco Unified Communications Manage...

Page 222: ...em Rx Statistics Number of packets received successfully Rx OK Frames Number of packets received with errors Rx Error Frames Number of packets received that are unicast traffic Rx Unicast Frames Number of packets received that are multicast traffic Rx Multicast Frames Number of packets received that are broadcast traffic Rx Broadcast Frames Number of packets received frames checksum error Rx FCS F...

Page 223: ...itted due to timeout Tx Timeout Counter Number of frames with failed transmission due to other causes Other Fail Counter Number of frames transmitted successfully Success Counter Number of times the maximum retry limit was reached Max Retry Limit Counter Tx Statistics Voice Number of frames transmitted successfully Tx OK Frames Number of frames transmitted with errors Tx Error Frames Number of fra...

Page 224: ... input datagrams received from interfaces including those received in error IpInReceives Number of input datagrams discarded due to errors in IP headers IpInHdrErrors Number of input datagrams discarded because IP address in header destination field was not valid IpInAddrErrors Number of input datagrams that were forwarded to another IP destination IpInForwDatagrams Number of datagrams discarded b...

Page 225: ...knowledged octets TcpRtoAlgorithm Minimum value for retransmission timeout in milliseconds TcpRtoMin Maximum value for retransmission timeout in milliseconds TcpRtoMax Number limit for total TCP connections that are supported if dynamic displays value of 1 TcpMaxConn Number of times TCP connections made a transition to SYN SENT state from CLOSED state TcpActiveOpens Number of times TCP connections...

Page 226: ...s Number of received UDP datagrams not delivered for reasons other than no application at port UdpInErrors Number of datagrams sent UdpOutDatagrams Stream Statistics Menu The Stream Statistics menu provides information about two types of streaming The first stream is RTP Statistics and the second stream is Voice Quality Metrics The following table describes each field displayed in the Stream Stati...

Page 227: ...ng quality LQK that rates from 5 excellent to 1 bad This score is based on audible concealment events due to frame loss in the preceding 8 second interval of the voice stream The MOS LQK score can vary based on the type of codec that the Cisco Unified IP Phone uses Note MOS LQK Lowest MOS LQK score observed from start of the voice stream Min MOS LQK Version of the Cisco proprietary algorithm used ...

Page 228: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 208 Remote Monitoring Stream Statistics Menu ...

Page 229: ... Cisco Unified Communications Manager Administration the phone should start up as described in the Phone Startup Process on page 64 If the phone does not start up properly see the following sections for troubleshooting information Incomplete Startup Process Problem The phone does not start up and information does not display on the phone Cause When an IP Phone connects to the wireless network the ...

Page 230: ...e files If an error message appears indicating recovery required then plug the USB cable into the phone and a PC See Set Up USB LAN on PC on page 68 Using a browser access the web page for the phone See Access Phone Web Page on page 69 for instructions Go to the Phone Recovery section on the web page and upload a new Phone Software TAR file If after you attempt these solutions the phone still does...

Page 231: ...the phone is able to associate to an access point even if the WEP keys are incorrect or mismatched Note Authentication Failed No AP Found Problem Authentication returns the No AP found message Solution Check whether the correct authentication method and related encryption settings are enabled on the access point Check that the correct SSID is entered on the phone Check that the correct username an...

Page 232: ...not starting up properly The phone cannot successfully start up until it connects to the LAN and registers with a Cisco Unified Communications Manager server The following sections can assist you in determining the reason that the phone is unable to start up properly Cisco Unified Communications Manager Phone Registration Rejected Problem The error message Registration Rejected displays Cause A Ci...

Page 233: ...Unified Communications Manager the Cisco Unified Communications Manager list information is cached in memory If TFTP fails you must power cycle the phone to connect to the TFTP server Note The phone tries to create a TCP connection to the TFTP IP address and then to the gateway If Cisco Unified Communications Manager service is not running on the TFTP server or if SRST is not running on the gatewa...

Page 234: ...ubnet Mask Primary Gateway If you have assigned a static IP address to the phone you must configure settings for these options See IP Network Settings on page 92 If you are using DHCP check the IP addresses distributed by your DHCP server Be aware of DHCP conflicts and duplicate IP addresses See Understanding and Troubleshooting DHCP in Catalyst Switch or Enterprise Networks available at this URL ...

Page 235: ...guration File Corruption Problem If you continue to have problems with a particular phone that other suggestions in this chapter do not resolve the configuration file might be corrupted Solution Create a new phone configuration file See Create New Configuration File on page 228 Cisco Unified Wireless IP Phone Resets Unexpectedly If users report that their phones are resetting during calls or reset...

Page 236: ...o reconnect to the network Contact the system administrator for information on known problems in the voice network DHCP Settings Errors Problem The DHCP settings may be incorrect Solution Try the following actions Verify that you have properly configured the phone to use DHCP See Verify DHCP Setup on page 229 Verify that the DHCP server is set up properly Verify the DHCP lease duration Cisco recom...

Page 237: ...ions Manager Administration If the Restart Cause field displays Reset Restart the phone reset because it received a Reset Restart from Cisco Unified Communications Manager Administration DNS or Other Connectivity Errors Problem The phone reset continues and you suspect DNS or other connectivity issues Solution If the phone continues to reset eliminate DNS or other connectivity errors See Determine...

Page 238: ...r voice problems Check if a firewall or NAT is in the path of the RTP packets If so you can use Cisco IOS and PIXNAT to modify the connections so that two way audio is possible Check that the Data Rate setting for the phone and the access point are the same These settings should match or the phone should be set for Auto Check the phone hardware to be sure the speaker is functioning properly Check ...

Page 239: ...eriorates or the connection is lost use the information in this section to identify the cause of the problem Related Topics Audio Problems on page 217 Voice Quality Deteriorates While Roaming Problem User complains that the voice quality deteriorates while roaming Solution Check the RSSI on the destination access point to see if the signal strength is adequate The next access point should have an ...

Page 240: ...y issues between the phone and the access point The RF signal strength might be weak Use the Site Survey Tool and check the RSSI value for the next access point The next access point might not have connectivity to Cisco Unified Communications Manager There might be an authentication type mismatch between the phone and the next access point The access point might be in a different subnet from the p...

Page 241: ...K scores are produced by a Cisco proprietary algorithm Cisco Voice Transmission Quality CVTQ index Depending on the MOS LQK version number these scores might be compliant with the International Telecommunications Union ITU standard P 564 This standard defines evaluation methods and performance accuracy targets that predict listening quality scores based on observation of actual network impairment ...

Page 242: ...ackets on time with no loss Voice Quality Troubleshooting Tips When you observe significant and persistent changes to metrics use the following table for general troubleshooting information Table 49 Changes to Voice Quality Metrics Condition Metric change Network impairment from packet loss or high jitter Average MOS LQK decreases could indicate widespread and uniform impairment Individual MOS LQK...

Page 243: ...g sections describe the common status messages that display on the phone screen Network Busy Message Problem The phone is unable to complete a call The phone displays the Network Busy message Cause The WLAN is not able to allocate bandwidth for the phone to complete the call Solution Wait a few minutes and try the call again If the problem persists the WLAN might be congested Consider increasing t...

Page 244: ... phone is unable to access the WLAN and the main phone screen is not active The phone displays the Authentication Failed message Cause The authentication server does not accept the security credentials Solution Verify that the security mode and credentials are correct by viewing the Network profile For information about accessing and changing Network profiles see Access Network Profile Menu on pag...

Page 245: ...ection can be due to any network connectivity disruption including access point problems switch outages and switch reboots See Cisco Unified Wireless IP Phone Resets Unexpectedly on page 215 Phone is resetting Sometimes the time or date on the phone is incorrect The Cisco Unified Wireless IP Phone gets its time and date when it registers with Cisco Unified Communications Manager Power cycle the ph...

Page 246: ...all cannot be established Call statistics display does not show iLBC as the receiver sender codec 1 Check the following using the Cisco Unified Communications Manager administration pages Both phones are in the iLBC device pool The iLBC device pool is configured with the iLBC region The iLBC region is configured with the iLBC codec 2 Capture a sniffer trace between the phone and Cisco Unified Comm...

Page 247: ...e the path of a packet from the phone to Cisco Unified Communications Manager The result shows the number of hops and the IP address of each hop to reach the Cisco Unified Communications Manager server You can use this information to check connectivity between the phone Cisco Unified Communications Manager servers and gateways during a call To download trace logs click Download Logs from the Trace...

Page 248: ...ork settings after performing the reset to enable the phone to access the WLAN Caution Related Topics Startup and Connectivity Problems on page 209 Roaming and Voice Quality or Lost Connection Problems on page 219 Common Phone Status Messages on page 223 Troubleshooting Procedures Use the procedures in this section to resolve problems Create New Configuration File When you remove a phone from the ...

Page 249: ...ps Procedure Step 1 Verify that you have properly configured the phone to use DHCP See DHCP Settings on page 121 for details Step 2 Verify that the DHCP server has been set up properly Step 3 Verify the DHCP lease duration Your local policy determines this setting Cisco Unified IP Phones send messages with request type 151 to renew their DHCP address leases If the DHCP server expects messages with...

Page 250: ... the server is referred to by its IP address and not by its hostname Cisco recommends that you configure only IP addresses and not hostnames to eliminate the DNS resolution in the phone registration process Note Step 4 From Cisco Unified Communications Manager select Device Phone and verify that you have assigned the correct MAC address to this Cisco Unified IP Phone To determine the MAC address o...

Page 251: ...mends that you create a web page on your internal support site that provides end users with important information about their new Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Cisco Unified Wireless IP Phone Operations Users need to know that their Cisco Unified Wireless IP Phone operates more like a cell phone than like their desktop phone Small wireless phones with an antenna allow us...

Page 252: ...g System Access on page 234 Phone Care and Maintenance Users need to know how to protect and clean their phone These guidelines provide information about using accessories and cleaning the Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Use only chargers batteries and accessories that are approved by the Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G manufacturer Use of unapprov...

Page 253: ...t up speed dial and call forwarding numbers Keep in mind that configuring settings on a phone using a website might be new for your end users You need to provide as much information as possible to ensure that they can successfully access and use the User Options web page Make sure to provide end users with the following information about the User Options web page The URL required to access the app...

Page 254: ...ications Manager to set up a message waiting indicator MWI method For information about setting up the MWI method and the interface to the voice messaging system in Cisco Unified Communications Manager see the documentation for your system at this URL http www cisco com en US products sw voicesw ps556 tsd_products_support_series_home html If you are using a Cisco Unity voice messaging system see t...

Page 255: ...points Locale Installer By default Cisco IP Phones are set up for the English United States locale To use the Cisco IP Phones in other locales you must install the locale specific version of the Unified Communications Manager Endpoints Locale Installer on every Cisco Unified Communications Manager server in the cluster The Locale Installer installs the latest translated text for the phone user int...

Page 256: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 236 International User Support Unified Communications Manager Endpoints Locale Installer ...

Page 257: ...e 51 Cisco Unified Wireless IP Phone 7925G and 7926G physical and operating environmental specifications Value or range Specification 0 to 40 C 32 to 104 F Operating Temperature 10 to 95 noncondensing Operating Relative Humidity 30 to 60 C 22 to 140 F Storage Temperature 5 ft 1 5 m to concrete without carrying case Drop Specification 22 F 30 C for 24 hours to up to 158 F 70 C for 24 hours Thermal ...

Page 258: ...r range Specification 10 to 50 C 14 to 122 F Operating Temperature 10 to 95 noncondensing Operating Relative Humidity 30 to 60 C 22 to 140 F Storage Temperature 5 ft 1 5 m to concrete without carrying case Drop Specification 22 F 30 C for 24 hours to up to 158 F 70 C for 24 hours Thermal Shock 1 5 Grms maximum 0 1 in 2 5 mm double amplitude at 0 887 octaves per minute from 5 500 5 Hz sweep 10 minu...

Page 259: ...hing that degrades network performance can affect Cisco IP Phone voice and video quality and in some cases can cause a call to drop Sources of network degradation can include but are not limited to the following activities Administrative tasks such as an internal port scan or security scan Attacks that occur on your network such as a Denial of Service attack Cisco Unified Wireless IP Phone 7925G 7...

Page 260: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 240 Technical Specifications Phone Behavior During Times of Network Congestion ...

Page 261: ...ation_ design_guides_list html QoS Policies Setup For information about QoS policies see Cisco Unified Wireless IP Phone 7925 and 7926 Series Deployment Guide CiscoUnifiedCommunicationsManagerSetupforCiscoUnified Wireless IP Phone 7925G 7925G EX and 7926G The following steps provide an overview and checklist of configuration tasks for the Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G in...

Page 262: ...nications Manager Administration Guide Phone Button Template Configuration chapter Phone Button Templates on page 167 Step 3 Add and configure the phone by completing the required fields in the Phone Configuration window Required fields are indicated by an asterisk next to the field name for example MAC address and device pool This step adds the device with its default settings to the Cisco Unifie...

Page 263: ...ss IP Phone 7925G 7925G EX and 7926G User Guide Call Features chapter Speed Dialing section Telephony Features Available on page 148 Step 7 Configure Cisco Unified IP Phone services and assign services optional This step provides IP Phone services Users can add or change services on their phones by using the Cisco Unified CM User Options Note For more information see Cisco Unified Communications M...

Page 264: ...d Wireless IP Phone 7925G 7925G EX and 7926G Installation The following steps provide an overview and checklist of installation tasks for the Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G The steps presents a suggested order to guide you through the phone installation Some tasks are optional depending on your system and user needs For detailed procedures and information see the sources ...

Page 265: ...mation to end users about how to use their phones and how to configure their phone options For more information see Internal Support Website on page 231 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 245 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Deployment Overview Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation ...

Page 266: ... Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide 246 Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Deployment Overview Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Installation ...

Page 267: ... battery continued charging times with power supply 54 description 54 install and remove 54 safety notices 52 types available 54 block external to external transfer 148 Bluetooth 3 7 10 61 adaptive frequency hopping 10 and desktop charger 7 overview 10 power and range by class 10 qualified device QDID 10 qualified device ID 3 unlicensed band 10 using Bluetooth wireless headsets 61 Bluetooth techno...

Page 268: ...meet me 148 configurable call forward display 148 configuration file 15 37 215 creating new 215 encrypted 15 overview 37 SEPxxxxxxxxxxxx cnf xml 37 XMLDefault cnf xml 37 configuring 99 100 133 166 170 171 241 LDAP directories 170 configuring continued overview 241 personal directories 170 phone book 100 softkey templates 166 user features 171 Wavelink settings 99 133 CTL file 177 screen 177 unlock...

Page 269: ...ty 62 help 233 using 233 hold 148 hold reversion 148 hunt group 148 I icon 18 lock 18 padlock 18 shield 18 image authentication 15 immediate divert 148 Immediate Divert enhanced feature 148 indicator light 5 blink rates 5 colors 5 installation 47 48 network requirements 47 preparing 48 installation warning 50 installing 241 requirements overview 241 intercom 148 Internet Protocol IP 32 IP 32 descr...

Page 270: ...k requirements 47 for installation 47 network settings 115 119 access on phone 115 configuring 115 DHCP enable 119 network statistics 189 204 viewing 189 network statistics web page 196 O on hook call transfer 148 online help 233 using 233 open authentication 39 description 39 open authentication with WEP 39 description 39 orthogonal frequency division multiplexing OFDM 24 29 other group pickup 14...

Page 271: ...m 174 ringlist xml 174 roaming 30 fast and secure with CCKM 30 Layer 3 30 mid call 30 pre call 30 RSSI 34 description 34 RTCP 32 description 32 RTP description 32 S SCCP description 32 secure SRST reference 15 security 15 17 39 41 42 130 AES encryption 41 AP authentication 42 AP encryption 42 CAPF Certificate Authority Proxy Function 15 130 device authentication 15 encrypted configuration file 15 ...

Page 272: ...ary information web page 73 survivable remote site telephony SRST 178 IP address of router 178 symptom 215 phone resets 215 system configuration 115 access on phone 115 system log server 227 T TAPS Tool for Auto Registered Phones Support 49 TCP 32 description 32 telephone receiver warning 50 telephony features 19 148 barge 19 supported 148 template 167 phone button modifying 167 text 5 special cha...

Page 273: ...er 30 web page 67 69 access 69 configuring phone settings 67 WEP encryption 41 description 41 WEP key 84 setting up encryption 84 Wi Fi 802 11b 24 Wi Fi Protected Access See WPA authentication wireless domain server WDS 30 wireless IP phone 12 32 37 48 49 50 54 64 209 225 See also Cisco Unified Wireless IP Phone adding manually to Cisco Unified Communications Manager 50 adding to Cisco Unified Com...

Page 274: ...Cisco Unified Wireless IP Phone 7925G 7925G EX and 7926G Administration Guide IN 8 Index ...

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