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Troubleshooting

Troubleshooting

This section describes options for troubleshooting your WLAN system and its devices. For site
and deployment information, refer to

“Appendix D: Provisioning” on page 113

Troubleshooting the WLAN IP Telephony Manager 2245

Options on the

System Status Menu

screen provide a window into the real-time operation of the

components of the system. Use this data to evaluate system function and to troubleshoot areas that
may be experiencing problems.

The

System Status Menu

screen is shown in

Figure 11

Figure 11

System Status Menu screen

The following options can be selected:
•

Error Status

– displays alarm and error message information.

•

Network Status

– displays information about the Ethernet network to which the WLAN IP

Telephony Manager 2245 is connected.

•

Software Versions

– lists the software versions for the WLAN IP Telephony Manager 2245.

Error Status screen

The

Error Status

screen displays any alarms that indicate a system malfunction. Some of these

alarms are easily remedied. Others require a call to Nortel Networks Technical Support.

Содержание MOG6xx

Страница 1: ...Part No N0008588 1 0 September 17 2004 Business Communications Manager Wireless LAN IP Telephony Installation and Configuration Guide...

Страница 2: ...60950 and UL 60950 The shock hazard symbol within an equilateral triangle is intended to alert personnel to electrical shock hazard or equipment damage The following precautions should also be observ...

Страница 3: ...und Service personnel must be alert to the possibility of high leakage currents becoming available on metal system surfaces during power line fault events near network lines These leakage currents nor...

Страница 4: ...uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 4 Use caution when installing or modifying telephone lines The exclamation point with...

Страница 5: ...ver spill liquid of any kind on the product 10 To reduce the risk of electric shock do not disassemble this product but have it sent to a qualified service person when some service or repair work is r...

Страница 6: ...rovide reasonable protection against harmful interference when the equipment is operated in a commercial and light industrial environment The CE Marking on this equipment indicates compliance with the...

Страница 7: ...our possession Nortel Networks shall not be liable for any incidental or consequential damages including but not limited to loss damage or expense directly or indirectly arising from the customers use...

Страница 8: ...for shipping charges if any When you return this telephone for warranty service you must present proof of purchase After Warranty Service Nortel Networks offers ongoing repair and support for this pr...

Страница 9: ...ns 18 Nortel Networks WLAN Handsets 2210 2211 19 IP telephones 19 Acronyms used in this guide 20 Related publications 25 How to get help 27 Overview 29 Description 29 Network configuration 29 BCM 30 T...

Страница 10: ...uration 45 Connecting to the WLAN IP Telephony Manager 2245 45 Connecting through a serial port 45 Connecting through a Telnet session 46 NetLink SVP II System menu 47 Configuring the WLAN IP Telephon...

Страница 11: ...eature limitations 75 Syslog Server 76 Appendix A Compatible Access Points 77 Introduction 77 Appendix B WLAN Application Gateway 2246 79 WLAN Application Gateway 2246 79 Physical description 79 Insta...

Страница 12: ...ation Gateway 2246 certification 101 Wireless handset certification 102 Updating software 102 Software updates on MOG700 systems 102 TFTP software updates for MOG600 Systems 104 Planning Worksheet for...

Страница 13: ...15 MOG7xx 80 Figure 16 WLAN Application Gateway 2246 connection through the LAN 84 Figure 17 RS 232 cable connection 84 Figure 18 WLAN Application Gateway 2246 connection through a modem 85 Figure 19...

Страница 14: ...14 Contents Installation and Configuration Guide...

Страница 15: ...IP Phone 2004 mapping to the wireless handsets 60 Table 5 Keys to enter non numeric characters 61 Table 6 Admin Menu options 62 Table 7 WLAN IP Telephony Manager 2245 active alarms and actions 72 Tab...

Страница 16: ...16 Contents Installation and Configuration Guide...

Страница 17: ...Communications Manager system The Business Communications Manager is installed and initialized and all hardware appears to be working External lines and wiring for terminals and sets are connected to...

Страница 18: ...e alerts you to important information Tip Tip Symbol Alerts you to additional information that can help you perform a task Security Note This symbol indicates a point of system security where a defaul...

Страница 19: ...ot available on the WLAN Handset 2210 The WLAN Handset 2210 does not have an adjustable ringer volume IP telephones This document references Nortel Networks IP Phone 2004 The IP Phone 2004 has a user...

Страница 20: ...ommitted burst BE excess burst BIOS Basic Input Output System BKI Break in BLF Busy Lamp Field BootP Bootstrap Protocol BRI Basic Rate Interface BRU Backup and Restore Utility CAA Centralized Auto Att...

Страница 21: ...ual In line Memory Module DISA Direct Inward System Access DLCI Data Link Connection Indentifier DLCMI Data Link Control Management Interface DN Directory Number DNS Domain Name Service DNS DPNSS Digi...

Страница 22: ...col IF Input Filter IPCP IP Control Protocol IPSec Internet Protocol Security IPX Internetwork Packet Exchange IRQ Interrupt Request ISDN Integrated Services Digital Network ISO International Organiza...

Страница 23: ...ction OSPF Open Shortest Path First PAP Password Authentication Procedure PBX Private Branch Exchange PCI Peripheral Component Interconnect Slot PDD Partial Double Density PDN Public Data Network PFS...

Страница 24: ...e Identifier SR Static Route SS Static Service SSL Secure Sockets Layer STP Shielded Twisted Pair SUNNFS SUN Network File System TAPI Telephony Application Program Interface TCP IP Transmission Contro...

Страница 25: ...ide Call Center Supervisor Guide Call Center Reporting Set Up and Operation Guide LAN CTE Configuration Guide Personal Call Manager User Guide Call Detail Recording System Administrator Guide Analog T...

Страница 26: ...26 Preface N0008588 1 0...

Страница 27: ...1 800 4NORTEL 1 800 466 7835 Use Express Routing Code ERC 1063 EMEA Europe Middle East Africa Technical Support CTAS Telephone European Freephone 00800 800 89009 European Alternative United Kingdom 4...

Страница 28: ...0018 036 1004 Japan 0120 332 533 Malaysia 1800 805 380 New Zealand 0800 449 716 Philippines 1800 1611 0063 Singapore 800 616 2004 South Korea 0079 8611 2001 Taiwan 0800 810 500 Thailand 001 800 611 30...

Страница 29: ...be the DHCP Server or a separate DHCP Server can be installed in the network The 802 11b protocol provides no mechanism for differentiating audio packets from data packets The WLAN IP Telephony Manage...

Страница 30: ...int AP BCM To support the WLAN Handsets 2210 2211 the BCM system must run Release 3 6 1 patch or later software versions BCM systems with 3 6 or earlier software versions must be upgraded to support t...

Страница 31: ...llowing occurs 1 The WLAN handset checks its version of firmware against the firmware on the TFTP Server which takes less than two seconds on a quiet network 2 If the firmware versions are different t...

Страница 32: ...AN handset searches for server configuration in the options listed in Table 1 The wireless handset uses the DHCP options listed when DHCP use is enabled When the patch is applied to Release 3 6 or whe...

Страница 33: ...tocol RTP and RTCP and make the appropriate provisions in the firewall If third party gateways are configured in the system the system administrator will need to determine which UDP ports are used for...

Страница 34: ...If greater capacity is required multiple units can be used in a master slave arrangement Physical description The front panel of the WLAN IP Telephony Manager 2245 contains ports to connect to the fo...

Страница 35: ...munication between this WLAN IP Telephony Manager 2245 and other devices BCM IP Phones gateways and other wireless handsets is always done through its pool of IP addresses In this sense the WLAN IP Te...

Страница 36: ...2245 in the system Capacities The WLAN IP Telephony Manager 2245 requires a CAT5 cable connection between its network port and the Ethernet switch The WLAN IP Telephony Manager 2245 auto negotiates t...

Страница 37: ...WLAN RF signal from AP to AP without interrupting the data stream APs on the same subnet The WLAN Handsets 2210 2211 can perform handover and roaming across SVP compliant APs that reside on the same...

Страница 38: ...ble 2 summarizes the roaming and handover capabilities Access Point The 802 11b APs provide the connection between the wired Ethernet LAN and the wireless 802 11 LAN APs work in all markets and must b...

Страница 39: ...s IP addresses is reserved exclusively for the use of the wireless handsets Refer to WLAN IP Telephony Manager 2245 configuration on page 45 for information on configuring a static IP address on a WLA...

Страница 40: ...ample 142 223 204 1 to 142 223 205 254 are allocated on the DHCP Server for the use of the wireless handsets 142 223 206 1 to 142 223 207 254 are configured on the WLAN IP Telephony Manager for IP ali...

Страница 41: ...ackboard space the WLAN IP Telephony Manager 2245 is designed to be wall mounted to plywood securely screwed to the wall Optional WLAN IP Telephony Manager 2245 rack mount kit must be ordered separate...

Страница 42: ...y Manager 2245 The WLAN IP Telephony Manager 2245 can be mounted either vertically or horizontally The rack mount kit is designed for mounting the WLAN IP Telephony Manager 2245 in a standard 19 inch...

Страница 43: ...ect the NETWORK port on the WLAN IP Telephony Manager 2245 to the connecting port on the Ethernet switch Connecting the power 1 Connect the power plug from the AC adapter to the jack labeled PWR on th...

Страница 44: ...44 WLAN IP Telephony Manager 2245 installation...

Страница 45: ...a later time through a Telnet connection The Telnet method of connection is also used for routine maintenance of the WLAN IP Telephony Manager 2245 Connecting through a serial port 1 Connect the WLAN...

Страница 46: ...name admin and the default password admin Programming note The login name and password are case sensitive The NetLink SVP II System menu appears See NetLink SVP II System menu on page 47 Connecting th...

Страница 47: ...ng IP address and hostname Change Password change the password for the WLAN IP Telephony Manager 2245 Configuring the WLAN IP Telephony Manager 2245 Configuration of the network must be done before th...

Страница 48: ...ork Configuration screen appears see Figure 4 Figure 4 Network Configuration screen 2 Configure the following fields with information provided by the network administrator IP Address enter the complet...

Страница 49: ...AN IP Telephony Manager 2245 If a Syslog Server is configured a message is sent to the Syslog Server when an alarm is generated Enter one of the following NONE disables this function IP address of the...

Страница 50: ...select Automatic to allow the wireless handset to determine its rate up to 11Mbit s Select 1MB 2MB to limit the transmission rate between the wireless handsets and APs SVP II Master the IP address of...

Страница 51: ...matically sets this option to Y after certain maintenance activities that require reset such as changing the IP address Maintenance Lock prevents any new calls from starting The administrator cannot c...

Страница 52: ...rst character must be a letter other characters can be letters or numbers dashes spaces and punctuation marks are not allowed alphanumeric only 4 Confirm the new password 5 Select Set Password and pre...

Страница 53: ...Are you sure Y N Figure 7 SVP Configuration screen with reset prompt b Enter Y to save changes or N to disregard changes Power off the WLAN IP Telephony Manager 2245 then power it on again Once the r...

Страница 54: ...Figure 8 Telnet screen after reset Checking the system status Information about system alarms and network status is obtained through the System Status menu screen For information on the System Status...

Страница 55: ...te restrictions The radio frequencies use Spread Spectrum radio technology which comes in two variations Direct Sequence DS Frequency Hopping FH The WLAN Handsets 2210 2211 use Direct Sequence Spread...

Страница 56: ...all APs it waits 20 seconds for a signal to return If a signal is not re acquired within 20 seconds the wireless handset loses connection to the BCM and any calls are dropped When the wireless handse...

Страница 57: ...ctually sent to the WLAN IP Telephony Manager 2245 they are discarded When the handsets are queried for their RTCP statistics the handsets respond with 0 for jitter 0 for latency and 0 for packet loss...

Страница 58: ...58 WLAN Handsets 2210 2211 configuration Figure 9 IP Phone 2004...

Страница 59: ...the assigned keys appears Press FCN again to display a second screen that lists more features and their assigned keys Refer to the Nortel Networks WLAN Handset 2210 2211 User Guide for the list of fe...

Страница 60: ...iguring the handsets For detailed information refer to IP Line Description Installation and Operation 553 3001 365 Table 4 IP Phone 2004 mapping to the wireless handsets IP Phone 2004 key Feature Wire...

Страница 61: ...ress the Up softkey to return to the previous menu level 6 Press the Exit softkey to exit the menus Making an alphanumeric string entry 1 On the keypad press the OK button to change the entry 2 Press...

Страница 62: ...an asterisk Q q 7 Z z 9 Note The IP Handsets 2210 2211 configuration menu can differ from the items listed in Table 6 if the firmware has not been updated Refer to the guide that accompanies the hands...

Страница 63: ...be configured Phone IP the IP address of the wireless handset This is automatically assigned if DHCP is used If using Static IP configuration obtain a unique IP address for each wireless handset from...

Страница 64: ...wireless handset checks for different firmware each time it is powered on or comes back into range of the network This check takes only a short time and ensures that all wireless handsets in the netw...

Страница 65: ...ping area could receive conflicting signals If this is the situation at the site use Static Entry or Learn Once in an area without overlapping ESSIDs Learn Once allows the wireless handset to scan all...

Страница 66: ...INE and then enter the digits that represent the domain of the site Both digits must be entered The following are domain digits 01 North America 02 Europe except Spain and France and Japan 04 Spain 05...

Страница 67: ...FSR is designed to minimize call interruptions for wireless handset users as they roam throughout a facility Existing Aironet 350 1100 and 1200 APs may require a firmware upgrade to support FSR Cisco...

Страница 68: ...nstalled at the site leave the OAI feature disabled to preserve network bandwidth and battery life Admin PW The optional Admin Password PW controls access to the administration functions in the Admin...

Страница 69: ...fault Gateway information are accurate in the Admin Menu of the wireless handset If using a DHCP Server ensure that the DHCP options are configured 4 Ensure the wireless handset has properly configure...

Страница 70: ...e programmed using the BCM and one is user defined The IP features list is programmed using the BCM and is available to all handsets For information on user defined programming of the Line keys and us...

Страница 71: ...t areas that may be experiencing problems The System Status Menu screen is shown in Figure 11 Figure 11 System Status Menu screen The following options can be selected Error Status displays alarm and...

Страница 72: ...information about the Ethernet network This information can help troubleshoot network problems To access the Network Status screen select Network Status from the System Status Menu screen The Network...

Страница 73: ...RX Ethernet statistics about the received signal during System Uptime bytes bytes received packets packets received errors sum of all receive errors long packet short packet CRC overrun alignment dro...

Страница 74: ...ets dropped due to insufficient memory resources Software Version Numbers screen The Software Version Numbers screen provides information about the firmware version currently running on the WLAN IP Te...

Страница 75: ...buttons is not supported For example Feature 900 is not supported on the WLAN Handsets 2210 2211 The use of Call Logs and set based administration is also limited due to the lack of up and down scroll...

Страница 76: ...stens for incoming syslog messages on UDP port 514 and then processes the messages according to local administrative procedures Usually the syslog messages are logged for subsequent review by the syst...

Страница 77: ...terprise Platform 802 11b 1 2 59 Alvarion BreezeNET Pro 11 Series 1 802 11 FH 4 4 2 or 5 0 103 Avaya Wireless Access Point AP 1 AP 2 802 11b 3 83 or later Avaya Wireless Access Point AP 3 802 11b 2 2...

Страница 78: ...roxim Orinoco AP 500 AP 1000 802 11b 3 83 or later Proxim Orinoco AP 600b 802 11b 2 3 1 or later Proxim Orinoco AP 2000 802 11b 2 3 1 or later Symbol Spectrum 24 FH 802 11 FH 4 02 12 Symbol Spectrum 2...

Страница 79: ...its Application Server with a TAP connection to a communications device such as a paging controller A WLAN Application Gateway 2246 supports 64 to 10 000 wireless handsets depending on the model of G...

Страница 80: ...model and the MOG7xx model are the following Network Link LEDs L NKOK lit when there is a network connection for example LINK OK A CT lit if there is system activity C OL lit if there are network coll...

Страница 81: ...teway 2246 provides a connection to the Ethernet switch DB 9 female null modem cable required for initial configuration of the WLAN IP Telephony Manager 2245 and WLAN Application Gateway 2246 Pre inst...

Страница 82: ...holes on 1 84 by 12 1 inch centers approximately equivalent to 1 13 16 inch by 12 1 8 inch 2 Insert the 8 x 3 4 inch screws in the pilot holes and tighten leaving a 1 8 to 1 4 inch gap from the wall 3...

Страница 83: ...ration Once the IP address is established the WLAN Application Gateway 2246 can be accessed by the Application Server through the RS 232 port or the through the LAN using Telnet Some applications requ...

Страница 84: ...TE to DTE connections null modem cable See Figure 17 Figure 17 RS 232 cable connection The WLAN Application Gateway 2246 uses the pins listed in Table 10 on the connector Table 10 Pins on the connecto...

Страница 85: ...e WLAN Application Gateway serial port using a cable that conforms to RS 232 standards for DTE to DCE connections See Figure 18 Figure 18 WLAN Application Gateway 2246 connection through a modem LAN E...

Страница 86: ...me through a Telnet connection The Telnet method of connection is also used for routine maintenance of the WLAN Application Gateway 2246 Tasks Connect to the WLAN IP Telephony Manager 2245 Connecting...

Страница 87: ...None 3 Reset the system The following appears on the terminal 04830130 4 Type the following command using the terminal or PC keyboard 0255CC CTRL M CTRL J The command does not display on the screen as...

Страница 88: ...factory default name of the WLAN Application Gateway 2246 to which the serial port is connected Configuring the WLAN Application Gateway 2246 The NetLink OAI System menu is the main menu of the Admin...

Страница 89: ...nformation provided by the network administrator Use NetLink GW with mogX00 change this option to No TFTP Download Master enter the IP address of the TFTP Server Maintenance Lock the system sets this...

Страница 90: ...46 including digits and periods Do not use DHCP The IP address can be changed after initial configuration Hostname the default host name can be changed This is the name of the WLAN Application Gateway...

Страница 91: ...n be configured as a hostname IP address or NONE The SNTP server is a Simple Network Time server The WLAN Application Gateway 2246 obtains the current date and time from the SNTP server and tags syslo...

Страница 92: ...the IP address of the WLAN Application Gateway 2246 2 Log in to the WLAN Application Gateway 2246 The NetLink OAI System screen appears Note Since the WLAN Application Gateway 2246 has been initially...

Страница 93: ...Handset 2210 2211 to allow it to communicate with the WLAN Application Gateway 2246 Be sure these setting are correct Refer to Configuring the WLAN Handsets 2210 2211 on page 60 for more information T...

Страница 94: ...the WLAN Handsets 2210 2211 4 Write the MAC address on the Wireless Handset Planning Worksheet See Planning Worksheet for WLAN Handsets 2210 2211 on page 106 5 Repeat Step 2 Step 3 and Step 4 for each...

Страница 95: ...match at the top of the list Programming a feature The application function is accessed in the WLAN Handset 2210 2211 by pressing the FCN button plus a second button The button used to access the app...

Страница 96: ...shows an application in this case a phone book enabling speed dialing to those listed Setting or changing a password A unique password can be configured for the WLAN Application Gateway 2246 The passw...

Страница 97: ...plicable 2 Use the default password admin 3 Follow the prompts to configure a new password Viewing system status To view the status of the system select the System Status Menu option from the NetLink...

Страница 98: ...ewing network status on page 98 Software Versions lists the software versions currently running on the WLAN Application Gateway 2246 Refer to Viewing software versions on page 101 Telephone Line Statu...

Страница 99: ...creen that can be changed by the user The rest of the display is a table of Ethernet statistics The Pkts and User Pkts columns list the count of Ethernet packets received or transmitted The Bytes colu...

Страница 100: ...Telephone Line Status screen shows which wireless handsets are communicating with the WLAN Application Gateway 2246 From the System Status Menu screen select Telephone Line Status The WLAN Applicatio...

Страница 101: ...e components This information helps determine if the most recent version of software is running and assists Nortel Networks Technical Support in troubleshooting software problems From the System Statu...

Страница 102: ...ng software The WLAN Application Gateway 2246 and the WLAN Handsets 2210 2211 use proprietary software programs The software versions that are running on the system components can be displayed through...

Страница 103: ...n Maintenance Lock before proceeding with the FTP procedure 2 Connect to the WLAN Application Gateway 2246 using the command FTP hostname or FTP IP address 3 Log in using the administrator login admin...

Страница 104: ...the software for example downloading from the Nortel Networks web site Follow the steps to load software updates for MOG600 systems Loading software updates for MOG600 Systems 1 Install a TFTP Server...

Страница 105: ...TFTP Server Download Configuration screen 5 Enter the TFTP Server hostname 6 Use the arrow keys to move the cursor to the Begin TFTP Download option 7 Press Enter to begin the download The MOG600 bin...

Страница 106: ...Copy and complete the worksheet in Table 12 to track parameters for each WLAN Handset 2210 2211 Table 12 WLAN Handset 2210 2211 Planning Worksheet OAI Port MAC Address User Name Dialing Ext IP Address...

Страница 107: ...the IP address of the WLAN Application Gateway 2246 After configuring the WLAN Application Gateway 2246 perform the following steps to again use the serial port as the communication link with the Appl...

Страница 108: ...108 Appendix B WLAN Application Gateway 2246...

Страница 109: ...art Call key The extension number is replaced by information from the BCM and dial tone is heard 3 Place a call and listen to the audio quality End the call by pressing the Power Off End Call key 4 Pl...

Страница 110: ...es 50dBm At least one AP should have a reading stronger than 70 dBm in all areas Detect overlap or conflicts Press FCN to toggle to the Chnl function that shows the channel number of the APs Use this...

Страница 111: ...Each data rate 1 2 5 5 or 11Mbit s supported by the AP is shown The rates that are in the Basic Rate set sometimes referred to as required rates are indicated by a b following the rate number The Sup...

Страница 112: ...112 Appendix C Testing the WLAN Handsets 2210 2211...

Страница 113: ...trength Indication RSSI from an AP The RSSI information aids in determining if WLAN coverage is adequate For information on using the Site Survey mode refer to Appendix C Testing the WLAN Handsets 221...

Страница 114: ...tion of objects such as walls partitions and anything else that could affect the performance of a wireless handset This helps identify areas where wireless handsets are less likely to perform well Man...

Страница 115: ...signal strength using the Site Survey mode Use two portable computers with wireless hardware operating on a point to point basis Using diagnostic software provided by the AP vendor a coverage area fo...

Страница 116: ...116 Appendix D Provisioning Figure 32 Sample AP placement diagram...

Страница 117: ...relocating APs or both Solving overlap issues Resolve overlap issues by reassigning channels to the APs or by relocating the APs Like channels require 15 20 dBm separation See Figure 33 Figure 33 Chan...

Страница 118: ...118 Appendix D Provisioning...

Страница 119: ...ions 32 dynamically assigned configuration parameters 31 IP address planning 40 mobility across differing subnets 38 options 32 documentation acronyms 20 conventions and symbols 18 duplex mismatch 75...

Страница 120: ...WLAN IP Telephony Manager 2245 assignments 37 capacities 36 changing the password 52 Error Status screen 71 firmware upgrade 36 functional description 35 general description 33 initial configuration...

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