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Yealink SIP-T38G, Administrator'S Manual

The Yealink SIP-T38G is a high-quality IP phone equipped with rich telephony features. For a quick reference, download the user manual for free from our website. The manual provides detailed instructions on how to maximize the functionality of this advanced phone. Unlock its full potential with the manual download from manualshive.com.

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Appendix 

353

 

and User C. They are all using Yealink SIP IP phones, which are connected via an IP 
network. 

The call flow scenario is as follows: 

1.

 

User A calls User B. 

2.

 

User B answers the call. 

3.

 

User C calls User B. 

4.

 

User B accepts the call from User C. 

F9. INVITE A

F11. 180 Ringing

F20. 200 OK

F1. INVITE B 

F3. 180 Ringing

F5. 200 OK

F7. ACK

User A

User B

User C

Proxy Server

F2. INVITE B 

F4. 180 Ringing

F6. 200 OK

F8. ACK

F10. INVITE A

F12. 180 Ringing

F13. INVITE B ( sendonly )

F15. 200 OK

F316 200 OK

F17. ACK

F18. ACK

F19. 200 OK

F21. ACK

F22. ACK

F14. INVITE B ( sendonly )

2-way RTP channel established 

No RTP Packets being sent

2-way RTP channel established 

 

Summary of Contents for SIP-T38G

Page 1: ...T 3 x G A d mi n i s t r a t o r G u i d e...

Page 2: ......

Page 3: ...ANGE WITHOUT NOTICE ALL STATEMENTS INFORMATION AND RECOMMENDATIONS IN THIS GUIDE ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED USERS MUST TAKE FULL RESP...

Page 4: ...which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving ante...

Page 5: ......

Page 6: ...tures available on the IP phones User Guides which describe the basic and advanced features available on the IP phones Yealink Auto Provisioning User Guide which describes how to auto provision the IP...

Page 7: ...to configure the audio features on the IP phones Chapter 6 Configuring Security Features describes how to configure the security features on the IP phones Chapter 7 Upgrading the Firmware describes h...

Page 8: ...tarted 7 Connecting the IP Phones 7 Initialization Process Overview 11 Verifying Startup 12 Configuration Interfaces 12 Phone User Interface 13 Web User Interface 13 Configuration Files 13 Reading Ico...

Page 9: ...ompletion 73 Anonymous Call 75 Anonymous Call Rejection 77 Do Not Disturb 79 Busy Tone Delay 82 Return Code When Refuse 83 180 Ring Workaround 85 Use Outbound Proxy in Dialog 86 SIP Session Timer 87 S...

Page 10: ...ction URL 148 Action URI 151 Server Redundancy 154 LLDP 157 VLAN 160 VPN 163 Quality of Service 165 Network Address Translation 168 802 1X Authentication 170 Configuring Audio Features 173 Audio Codec...

Page 11: ...3 Why do I get poor audio during a call 213 What is the difference between a remote phonebook and a local phonebook 214 What is the difference of user name register name and display name 214 Is there...

Page 12: ...es 336 SIP Session Description Protocol SDP Usage 339 Appendix E SIP Call Flows 340 Successful Call Setup and Disconnect 341 Unsuccessful Call Setup Called User is Busy 343 Unsuccessful Call Setup Cal...

Page 13: ......

Page 14: ...ndard addresses call signaling and control multimedia transport and control and bandwidth control for point to point and multi point conferences It is widely implemented by voice and video conference...

Page 15: ...sferring party and terminates the session between the transferee and the transferring party At the end of a call SIP terminates the sessions between all parties SIP is a peer to peer protocol The peer...

Page 16: ...with other compatible equipments including application servers media servers internet working gateways voice bridges and other endpoints The SIP T3xG IP phones are characterized by a large number of...

Page 17: ...TI voice engine 4 3 TFT LCD 480 x 272 pixel 16 7M colors 6 VoIP accounts BroadSoft Avaya Asterisk validated HD Voice HD Codec HD Handset HD Speaker 48 keys including 16 programmable keys 1xRJ9 4P4C ha...

Page 18: ...ps Ethernet ports 5 LEDs 1xpower 3xline 1xmessage Power adapter AC 100 240V input and DC 5V 2A output Power over Ethernet IEEE 802 3af In addition to the physical features introduced above the SIP T3x...

Page 19: ...33 SIP INFO Proxy mode and peer to peer SIP link mode IP assignment Static DHCP PPPoE Bridge Router mode for PC port TFTP DHCP PPPoE client HTTP HTTPS server DNS client NAT DHCP server Management FTP...

Page 20: ...ns Connecting the IP Phones Initialization Process Overview Verifying Startup Configuration Interfaces Reading Icons Configuring Basic Network Parameters Creating Dial Plan This section introduces how...

Page 21: ...Administrator s Guide for SIP T3xG IP Phones 8 1 Attach the stand SIP T38G SIP T32G Desk mount Method Wall mount Method...

Page 22: ...P T32G 3 Connect the network and power AC power Power over Ethernet PoE AC Power To connect the AC power and network 1 Connect the DC plug of the power adapter to the DC5V port on the IP phone and con...

Page 23: ...or hub To connect the PoE 1 Connect the Ethernet cable between the Internet port on the IP phone and an available port on the in line power switch hub Note If in line power is provided you do not need...

Page 24: ...g a DHCP server DHCP is enabled on the IP phone by default The following network parameters can be obtained from the DHCP server during initialization IP Address Subnet Mask Gateway Primary DNS Domain...

Page 25: ...er and network the IP phone begins the startup process by cycling through the following steps 1 The power indicator LED illuminates 2 The message Initializing Please wait appears as the IP phone start...

Page 26: ...phone The Common CFG file has a fixed name for each IP phone model while the MAC Oriented CFG file is named after the MAC address of the IP phone For example if the MAC address of the SIP T38G IP pho...

Page 27: ...n the same line and do not break the line Comment the variable on a separated line Use the pound delimiter to distinguish the comments The IP phones can accept two sources of configuration data Downlo...

Page 28: ...se letters input mode Multi lingual uppercase letters input mode Alphanumeric input mode Numeric input mode Voice Mail Text Message Auto Answer Do Not Disturb Call Forward Call Hold Call Mute Ringer v...

Page 29: ...o hosts connected to a network The automatic distribution of network parameters to hosts eases the administrative burden of maintaining IP networks The IP phones comply with the DHCP specifications do...

Page 30: ...ers available to the client Domain Name Server 6 Specify a list of domain name servers available to the client Log Server 7 Specify a list of MIT LCS UDP servers available to the client Host Name 12 S...

Page 31: ...face Configure DHCP on the IP phone Navigate to http phoneIPAddress cgi bin cgiServer exx page Network B asic htm Phone User Interface Configure DHCP on the IP phone To configure DHCP via web user int...

Page 32: ...y IP Address Subnet Mask Default Gateway Primary DNS Secondary DNS Procedure Network parameters can be configured manually using the configuration files or locally Configuration File y0000000000xx cfg...

Page 33: ...Settings Advanced Settings password admin Network WAN Port 2 Press or to highlight the Static IP Client field and then press the Enter soft key 3 Enter the IP address subnet mask default gateway prim...

Page 34: ...nect to the Internet Contact your ISP for the PPPoE username and password Procedure PPPoE can be configured using the configuration files or locally Configuration File y0000000000xx cfg Configure PPPo...

Page 35: ...r reboot 5 Click OK to reboot the IP phone To configure PPPoE via phone user interface 1 Press Menu Settings Advanced Settings password admin Network WAN Port 2 Press or to highlight the PPPoE IP Clie...

Page 36: ...nfigure the PC port mode For more information refer to PC Port Mode on page 228 Local Web User Interface Configure the PC port mode Navigate to http phoneIPAddress cgi bin cgiServer exx page Network B...

Page 37: ...e If you select Router you can configure the IP address for the PC port and configure DHCP for the PC attached to the PC port 1 Enter the IP address in the IP field 2 Enter the subnet mask in the Subn...

Page 38: ...ock Out You need to know the following basic regular expression syntax when creating dial plan The dot can be used as a placeholder or multiple placeholders for any string Example 12 would match 123 1...

Page 39: ...either one by one or in batch using a replace rule template For more information on the replace rule template refer to Replace Rule Template on page 199 Procedure Replace rule can be created using th...

Page 40: ...IP phone The dial now rules can be created either one by one or in batch using a dial now rule template For more information on the dial now template refer to Dial now Template on page 200 Delay Time...

Page 41: ...bin cgiServer exx page Phone Feat ures htm To create the dial now rule via web user interface 1 Click on Phone Dial Plan Dial now 2 Enter the desired value in the Dial now Rule field 3 Enter the desir...

Page 42: ...omatically add the area code to the beginning of the dialed numbers The IP phones only support one area code rule Procedure Area code rule can be configured using the configuration files or locally Co...

Page 43: ...lank If you leave the field blank the area code rule applies to all accounts on the IP phone 4 Click Confirm to accept the change Block out rule can prevent users from dialing out some specific number...

Page 44: ...Bloc kOut htm To create the block out rule via web user interface 1 Click on Phone Dial Plan Block Out 2 Enter the desired value in the Block Out Number field 3 Enter the desired line ID in the Accoun...

Page 45: ...Administrator s Guide for SIP T3xG IP Phones 32...

Page 46: ...Password Phone Lock Time and Date Language Softkey Layout Key as Send Hotline Call Log Missed Call Log Local Directory Live Dialpad Call Waiting Auto Redial Auto Answer Call Completion Anonymous Call...

Page 47: ...rs prefer to make customized wallpaper from personal pictures For using customized wallpaper you need to upload the customized wallpaper in advanced The following table lists the wallpaper image forma...

Page 48: ...en via phone user interface To upload a customized wallpaper via web user interface 1 Click on Phone Preference 2 In the Upload Wallpaper field click Browse to select the wallpaper image from your loc...

Page 49: ...er 2 Press or or the Switch soft key to select the desired wallpaper image 3 Press the Save soft key to accept the change A screen saver is an animated image that is activated on the IP phone display...

Page 50: ...ensaver Image on page 312 Local Web User Interface Upload the customized screensaver Configure the screensaver via web user interface Navigate to http phoneIPAddress cgi bin cgiServer exx page Phone P...

Page 51: ...IP Phones 38 3 Click Upload to upload the file 4 Click Confirm to accept the change The customized screensaver appears in the pull down list of Screensaver To configure the screensaver via web user in...

Page 52: ...view the screensaver pictures and then press the Exit soft key to back to the previous interface 4 Press the Save soft key to accept the change Backlight provides the brightness necessary for making t...

Page 53: ...using the configuration files or locally Configuration File y0000000000xx cfg Configure the backlight of the LCD screen For more information refer to Backlight on page 235 Local Web User Interface Con...

Page 54: ...he desired level from the Inactive Level field 4 Press or or the Switch soft key to select the desired time from the Backlight Time field 5 Press the Save soft key to accept the change Several setting...

Page 55: ...P phone Navigate to http phoneIPAddress cgi bin cgiServer exx page Security ht m To change the user password via web user interface 1 Click on Security Password 2 Select user from the pull down list o...

Page 56: ...For more information refer to Administrator Password on page 237 Local Web User Interface Change the administrator password Navigate to http phoneIPAddress cgi bin cgiServer exx page Security ht m Ph...

Page 57: ...the IP phone lock type is configured One of the following steps is also needed by the user Long press the pound key when the IP phone is idle Press the keypad lock key if configured when the IP phone...

Page 58: ...a keypad lock key To configure phone lock via web user interface 1 Click on Phone Features Phone Lock 2 Select the desired type from the pull down list of Keypad Lock 3 Enter the unlock password numer...

Page 59: ...hone user interface 1 Press Menu Features DSS Keys Memory Keys or Line Keys 2 Select the desired DSS key 3 Press or or the Switch soft key to select Key Event from the Type field 4 Press or or the Swi...

Page 60: ...the start of spring and are adjusted backward in autumn Many countries have used the DST at various times details vary by location The DST can be adjusted automatically from the time zone configuratio...

Page 61: ...e Configure the NTP server and time zone Configure the time and date manually Configure the time and date formats To configure the NTP server time zone and DST via web user interface 1 Click on Phone...

Page 62: ...ld Mark the By Week radio box in the Fixed Type field Select the start month from the pull down list of Start Month Enter the start time in the Start Hour of Day field Select the start day from the pu...

Page 63: ...pull down list of Stop Week of Month 7 Enter the desired offset in the Offset Minutes field 8 Click Confirm to accept the change To configure the time and date manually via web user interface 1 Click...

Page 64: ...the date and time in the corresponding fields 4 Click Confirm to accept the change To configure the time and data format via web user interface 1 Click on Phone Preference 2 Select the desired value f...

Page 65: ...mes or IP addresses in the NTP Server1 and NTP Server2 fields respectively 4 Press the Save soft key to accept the change To configure the time and date manually via phone user interface 1 Press Menu...

Page 66: ...alian Portuguese Spanish Turkish All supported languages may not be available for selection The languages available for selection depend on the language packs currently loaded on the IP phone You can...

Page 67: ...pported by the IP phone the web user interface uses English You can specify the languages for the phone user interface and web user interface respectively Procedure Specify the language for the web us...

Page 68: ...own list of Web Language 3 Click Confirm to accept the change To specify the language for the phone user interface via phone user interface 1 Press Menu Settings Basic Settings Language 2 Press or to...

Page 69: ...states For more information on the soft key layout template refer to Softkey Layout Template on page 201 The following table lists the soft keys available for the IP phone in different states Call Sta...

Page 70: ...fer Hold Conference Cancel Empty Mute SWAP NewCall Switch Answer Reject Hold Transfer Resume Empty Cancel Empty Switch Answer Reject NewCall Held Empty Empty Empty Cancel Empty Switch Answer Reject Ne...

Page 71: ...efer to Access URL of Softkey Layout Template on page 313 Local Web User Interface Configure the softkey layout Navigate to http phoneIPAddress cgi bin cgiServer exx page Phone Softk ey htm To configu...

Page 72: ...s send can be configured using the configuration files or locally Configuration File y0000000000xx cfg Configure the send key Configure the send tone feature For more information refer to Key as Send...

Page 73: ...lue from the pull down list of Key As Send 3 Click Confirm to accept the change To configure the send tone via web user interface 1 Click on Phone Features Audio Settings 2 Select the desired value fr...

Page 74: ...red using the configuration files or locally Configuration File y0000000000xx cfg Configure the hotline number Specify the time in seconds the IP phone waits to automatically dial out the hotline numb...

Page 75: ...o accept the change The IP phone maintains a local call log The call log contains call information such as remote party identification time and date and call duration The IP phone maintains four call...

Page 76: ...the call log via web user interface 1 Click on Phone Features General Information 2 Select the desired value from the pull down list of Save Call Log 3 Click Confirm to accept the change To configure...

Page 77: ...e indicator icon on the idle screen are cleared Procedure Missed call log can be configured using the configuration files or locally Configuration File MAC cfg Configure the missed call log feature Fo...

Page 78: ...d phone numbers The local directory can store up to 1000 contacts The contacts can be created either one by one or in batch using a contact file For more information on the contact file refer to Local...

Page 79: ...ect the desired group from the pull down list of Group 6 Select the desired photo from the pull down list of Photo 7 Click Add to add the contact 8 Click Save to accept the change To add the contact t...

Page 80: ...out the entered phone number after a time interval Procedure Live dialpad can be configured using the configuration files or locally Configuration File y0000000000xx cfg Configure the live dialpad fea...

Page 81: ...ables the IP phone to play a short tone when receiving a new incoming call during a conversation The tone is audible to remind the user of the new incoming call The call waiting tone feature works onl...

Page 82: ...iting feature To configure call waiting via web user interface 1 Click on Phone Features General Information 2 Select the desired value from the pull down list of Call Waiting 3 Click Confirm to accep...

Page 83: ...rface 1 Press Menu Features Call Waiting 2 Press or or the Switch soft key to select the desired value from the Call Waiting field 3 Press or or the Switch soft key to select the desired value from th...

Page 84: ...Address cgi bin cgiServer exx page Phone Feat ures htm Phone User Interface Configure the auto redial feature To configure auto redial via web user interface 1 Click on Phone Features General Informat...

Page 85: ...the incoming call during a call even if auto answer is enabled Auto answer is configurable on a per account basis Procedure Auto answer can be configured using the configuration files or locally Confi...

Page 86: ...field 4 Press the Save soft key to accept the change When a call fails the call completion feature allows notifying the caller when the callee becomes available to receive a call There are several pos...

Page 87: ...nterface Configure the call completion feature Navigate to http phoneIPAddress cgi bin cgiServer exx page Phone Feat ures htm Phone User Interface Configure the call completion feature To configure ca...

Page 88: ...NVITE INFO PRACK ACK BYE CANCEL OPTIONS NOTIFY REGISTER SUBSCRIBE REFER PUBLISH UPDATE MESSAGE Max Forwards 70 User Agent Yealink SIP T38G 38 70 0 100 Privacy id Supported replaces Allow Events talk h...

Page 89: ...ll 4 Optional Enter the anonymous call on code in the On Code field 5 Optional Enter the anonymous call off code in the Off Code field 6 Click Confirm to accept the change To configure the anonymous c...

Page 90: ...rocedure Anonymous call rejection can be configured using the configuration files or locally Configuration File MAC cfg Configure the anonymous call rejection feature For more information refer to Ano...

Page 91: ...e 1 Press Menu Features Anonymous Call 2 Press or or the Switch soft key to select the desired line from the Line ID field 3 Press or or the Switch soft key to select the desired value from the Reject...

Page 92: ...f the SIP response message when the IP phone rejects an incoming call for DND The caller s phone LCD screen display the reason according to the return code received Procedure DND can be configured usi...

Page 93: ...key To configure a DND key via web user interface 1 Click on DSS Key Memory Key or Line Key 2 In the desired DSS key field select DND from the pull down list of Type 3 Click Confirm to accept the chan...

Page 94: ...b user interface 1 Click on Phone Features Do Not Disturb 2 Enter the numbers in the Authorized Numbers comma separated field Multiple numbers are separated by comma 3 Click Confirm to accept the chan...

Page 95: ...2 Select the desired DSS key 3 Press or or the Switch soft key to select Key Event from the Type field 4 Press or or the Switch soft key to select DND from the Key Type field 5 Press the Save soft key...

Page 96: ...Click on Phone Features General Information 2 Select the desired value from the pull down list of Busy Tone Timer seconds 3 Click Confirm to accept the change Return Code When Refuse defines the retu...

Page 97: ...information refer to Return Code When Refuse on page 257 Local Web User Interface Configure the return code when refusing a call Navigate to http phoneIPAddress cgi bin cgiServer exx page Phone Feat...

Page 98: ...one upon a subsequent 180 message received Procedure 180 ring workaround can be configured using the configuration files or locally Configuration File y0000000000xx cfg Configure the 180 ring workarou...

Page 99: ...xy server within a dialog all the SIP request messages from the IP phone will be forced to send to the outbound proxy server Procedure Use outbound proxy in dialog can be configured using the configur...

Page 100: ...s defined in RFC 3261 Timer T1 is an estimate of the Round Trip Time RTT of transactions between a SIP client and SIP server Timer T2 represents the maximum retransmitting time of any SIP request mess...

Page 101: ...2 To configure the session timer via web user interface 1 Click on Account Basic 2 Select the desired account from the pull down list of Account 3 Click on Advanced 4 Enter the desired value in the SI...

Page 102: ...ore the negotiated session expiration Procedure Session timer can be configured using the configuration files or locally Configuration File MAC cfg Configure the session timer feature For more informa...

Page 103: ...RFC 3264 it is used to set the a media attribute in the SDP to sendonly recvonly or inactive for example a sendonly The other is RFC 2543 it is used to set the c connection addresses for the media str...

Page 104: ...coming INVITE message by responding with a 302 Moved Temporarily message This response contains a Contact header with a new URI that should be tried The IP phones offer three types of forward Always F...

Page 105: ...re always forward via web user interface 1 Click on Phone Features Forward 2 Mark the desired radio box in the Always field 3 Enter the destination number you want to forward in the Target field 4 Opt...

Page 106: ...t the change To configure no answer forward via web user interface 1 Click on Phone Features Forward 2 Mark the desired radio box in the No Answer field 3 Select the ring time to wait before forwardin...

Page 107: ...2 Enter the destination number you want to forward all incoming calls to in the Forward to field 3 Optional Enter the always forward on code or off code respectively in the On Code or Off Code field b...

Page 108: ...Transfer Transfer a call after hearing the ringback tone Semi attended transfer is implemented by a REFER method with Replaces in the Refer To header Attended Transfer Transfer a call with prior consu...

Page 109: ...Network conference also known as centralized conference provides users with flexibility of call with multiple participants more than three Once a network conference is commenced the media server holds...

Page 110: ...ge Account Ad v htm acc x For T38G x ranges from 0 to 5 For T32G x ranges from 0 to 2 To configure the network conference via web user interface 1 Click on Account Basic 2 Select the desired account f...

Page 111: ...iguration files or locally Configuration File y0000000000xx cfg Configure the transfer on conference hang up feature For more information refer to Transfer on Conference Hang Up on page 264 Local Web...

Page 112: ...basis For more information refer to Direct Pickup on page 265 y0000000000xx cfg Assign a direct pickup key For more information refer to Direct Pickup Key on page 323 Configure the direct pickup featu...

Page 113: ...S Key Memory Key or Line Key 2 In the desired DSS key field select Direct Pickup from the pull down list of Type 3 Enter the direct call pickup code followed by the specific extension in the Value fie...

Page 114: ...n the Direct Call Pickup Code field 4 Click Confirm to accept the change To configure the direct call pickup code on a per account basis via web user interface 1 Click on Account Basic 2 Select the de...

Page 115: ...or the Switch soft key to select the desired line from the Account ID field 6 Enter the direct call pickup code followed by the specific extension in the Value field 7 Press the Save soft key to acce...

Page 116: ...oup pickup key Navigate to http phoneIPAddress cgi bi n cgiServer exx page Dsskey htm Configure the group pickup feature on a phone basis Navigate to http phoneIPAddress cgi bi n cgiServer exx page Ph...

Page 117: ...web user interface 1 Click on Phone Features Call Pickup 2 Select the desired value from the pull down list of Group Call Pickup 3 Enter the group call pickup code in the Group Call Pickup Code field...

Page 118: ...the Type field 4 Press or or the Switch soft key to select Group Pickup from the Key Type field 5 Press or or the Switch soft key to select the desired line from the Account ID field 6 Enter the group...

Page 119: ...y target uri sip 1011 10 2 8 213 5063 target remote dialog dialog info Procedure Dialog Info Call Pickup can be configured using the configuration files or locally Configuration File MAC cfg Configure...

Page 120: ...all return using a call return key Procedure Call return key can be configured using the configuration files or locally Configuration File y0000000000xx cfg Assign a call return key For more informati...

Page 121: ...Type field 5 Press the Save soft key to accept the change Call park allows a user to park a call at a special extension and then retrieve it on any other phone in the system The user can park a call...

Page 122: ...of Account 5 Click Confirm to accept the change To configure a call park key via phone user interface 1 Press Menu Features DSS Keys Memory Keys or Line Keys 2 Select the desired DSS key 3 Press or o...

Page 123: ...ing the configuration files or locally Configuration File y0000000000xx cfg Specify the web access type HTTP port and HTTPS port For more information refer to Web Server Type on page 267 Local Web Use...

Page 124: ...select the desired type from the Webserver Type field 3 Press the Save soft key to accept the change The IP phone reboots automatically to make the settings effective after a period of time Calling L...

Page 125: ...entation on page 269 Local Web User Interface Configure the presentation of the caller identity Navigate to http phoneIPAddress cgi bi n cgiServer exx page Account Adv htm acc x For T38G x ranges from...

Page 126: ...ty For more information refer to Connected Line Identification Presentation on page 269 DTMF Dual Tone Multi frequency better known as touch tone is used for telecommunication signaling over analog te...

Page 127: ...End bit R bit Volume and Duration If the End bit is set to 1 the packet contains the end of the DTMF event You can configure the number of times for the IP phone to send the RTP Event packet with End...

Page 128: ...ber of times for the IP phone to send the end RTP Event packet Navigate to http phoneIPAddress cgi bi n cgiServer exx page Phone F eatures htm To configure the method of transmitting DTMF digits via w...

Page 129: ...P Phones 116 6 Enter the desired value in the DTMF Payload field 7 Click Confirm to accept the change To configure the number of times to send the end RTP Event packet via web user interface 1 Click o...

Page 130: ...depends on support from a SIP server Intercom is a useful feature in an office environment to quickly connect with the operator or the secretary A user can press an intercom key to automatically init...

Page 131: ...wn list of Account 5 Click Confirm to accept the change To configure an intercom key via phone user interface 1 Press Menu Features DSS Keys Memory Keys or Line Keys 2 Select the desired DSS key 3 Pre...

Page 132: ...ll while there is already an active call on the IP phone The active call is put on hold Procedure Incoming intercom calls can be configured using the configuration files or locally Configuration File...

Page 133: ...Warning Tone and Intercom Barge 3 Click Confirm to accept the change To configure intercom via phone user interface 1 Press Menu Features Intercom 2 Press or or the Switch soft key to select the desir...

Page 134: ...ancy LLDP VLAN VPN Quality of Service Network Address Translation 802 1X Authentication The Distinctive Ring Tones feature allows specific incoming calls to trigger the IP phone to play distinctive ri...

Page 135: ...ling to download the IP phone will match the keyword e g Family with the internal ringer text configured on the IP phone and then play the specified ring tone If there is no text matched the IP phone...

Page 136: ...ed ring tones for each text from the pull down lists of Internal Ringer File 4 Click Confirm to accept the change When receiving a message or recording a call the IP phone will play a warning tone You...

Page 137: ...tzerland Sweden Russia United States Chile Configured tones can be heard on the IP phone for the following conditions Condition Description Dial When in the pre dialing interface Ring Back Ring back t...

Page 138: ...e IP phone For more information refer to Tones on page 275 Local Web User Interface Configure the tones for the IP phone Navigate to http phoneIPAddress cgi bi n cgiServer exx page Phone T ones htm To...

Page 139: ...ming calls The Load Remote Phone Book Interval feature defines how often the IP phones refresh the local cache of the remote phonebook Procedure Remote phonebook can be configured using the configurat...

Page 140: ...the access URL of the remote phonebook via web user interface 1 Click on Contacts Remote Phone Book 2 Enter the access URL in the Phone Book URL field 3 Enter the name in the Name field 4 Click Confi...

Page 141: ...o maintain the local directory Users can search and dial from the LDAP directory and save the LDAP entries to the local directory The LDAP entries displayed on the IP phone are read only Users can not...

Page 142: ...distinguishedName Unique identifier for each entry dc dc Domain component company Company or organization name telephoneNumber Office phone number mobile mobilephoneNumber Mobile or cellular phone nu...

Page 143: ...n LDAP key To configure LDAP via web user interface 1 Click on Contacts LDAP 2 Enter the values in the corresponding fields 3 Select the desired values from the corresponding pull down lists 4 Click C...

Page 144: ...F key on a supervisor s phone for monitoring the status of a user s phone busy or idle When the user picks up his phone to make a call a busy indicator on the supervisor s phone shows that the user s...

Page 145: ...gn a BLF key Navigate to http phoneIPAddress cgi bi n cgiServer exx page Dsskey htm Specify whether to use visual and audio alert for BLF pickup Navigate to http phoneIPAddress cgi bi n cgiServer exx...

Page 146: ...ser interface 1 Click on Phone Features Call Pickup 2 Select the desired value from the pull down list of Visual Alert for BLF Pickup 3 Select the desired value from the pull down list of Audio Alert...

Page 147: ...BLF list URI is configurable on a per account basis The BLF list keys on the IP phone can present the status of the list of users When the monitored user is idle the user presses the BLF list key to d...

Page 148: ...ount field 3 Click on Advanced 4 Enter the BLF List URI in the BLF List URI field 5 Optional Enter the BLF pickup code in the BLF List Pickup Code field 6 Click Confirm to accept the change To assign...

Page 149: ...count ID field 5 Press the Save soft key to accept the change 6 Repeat steps 2 to 5 to configure more BLF List keys Shared Call Appearance SCA allows users to share a SIP line on several IP phones and...

Page 150: ...a shared line key For more information refer to Shared Line Key on page 330 Local Web User Interface Configure the shared line on the IP phone Navigate to http phoneIPAddress cgi bi n cgiServer exx p...

Page 151: ...ick Confirm to accept the change To assign a shared line key via web user interface 1 Click on DSS Key Memory Key or Line Key 2 In the desired DSS key field select Shared Line from the pull down list...

Page 152: ...e IP phones and the server to synchronize the status of the following features with each other Do Not Disturb Call Forwarding Always CFA Call Forwarding Busy CFB Call Forwarding No Answer CFNA ACD If...

Page 153: ...s in a call center role by automatically directing incoming calls to available persons or agents The ACD feature depends on support from a SIP server A user needs to press an ACD key to log in the ACD...

Page 154: ...the Save soft key to accept the change To configure an ACD key via phone user interface 1 Press Menu Features DSS Keys Memory Keys or Line Keys 2 Select the desired DSS key 3 Press or or the Switch s...

Page 155: ...ge summary updates The server automatically sends a message summary NOTIFY in a new dialog each time the MWI status changes Procedure Configuration changes can be performed using the configuration fil...

Page 156: ...rmally there are 2 main methods to trigger a recording on a certain server We call them record and URL record Record is for the IP phone to send the server a SIP INFO message containing a specific hea...

Page 157: ...ip 614 192 168 1 199 tag 2228378244 Call ID 1051886688 10 1 4 148 CSeq 3 INFO Contact sip 827 10 1 4 148 5063 Max Forwards 70 User Agent Yealink SIP T38G 38 70 0 100 Record off Content Length 0 URL Re...

Page 158: ...Text Title Title Text The recording session is successfully stopped Text YealinkIPPhoneText Procedure Call recording key can be configured using the configuration files or locally Configuration File y...

Page 159: ...re a URL Record key via web user interface 1 Click on DSS Key Memory Key or Line Key 2 In the desired DSS key field select URL Record from the pull down list of Type 3 Enter the URL in the Value field...

Page 160: ...y used in places where not all the employees are in the office at the same time or not in the office for long periods at a time which means actual personal offices would often be vacant consuming valu...

Page 161: ...to accept the change Action URL is an HTTP GET request allowing the IP phone to interact with web server applications You can specify a URL that triggers a GET request when certain events occur An HT...

Page 162: ...rd When the IP phone enables the busy forward Close Busy Forward When the IP phone disables the busy forward Open No Answer Forward When the IP phone enables the no answer forward Close No Answer Forw...

Page 163: ...e is in the incoming outgoing or connecting state active_host The host name of the current account when the IP phone is in the incoming outgoing or connecting state local The SIP URI of the caller whe...

Page 164: ...terface Configure the action URL on the IP phone Navigate to http phoneIPAddress cgi bi n cgiServer exx page Phone ActionURL htm To configure the Action URL via web user interface 1 Click on Phone Act...

Page 165: ...UME_UP Increase the volume key VOLUME_DOWN Decrease the volume key MUTE Mute the call key F_HOLD Press the Hold key key X Press the X key key 0 9 POUND Send the DTMF digit 0 9 or key L1 L6 Press the L...

Page 166: ...For more information refer to Action URI on page 291 Local Web User Interface Specify the trusted IP address es for sending the Action URI to the IP phone Navigate to http phoneIPAddress cgi bi n cgiS...

Page 167: ...IP phone to adapt to various deployment environments The DNS SRV query is configurable on a per account basis NAPTR Naming Authority Pointer First the IP phone sends the NAPTR query to get the SRV poi...

Page 168: ...xplained in the following table Parameter Description Priority Specify preferential treatment for the specific host entry Lower priority is MORE preferred Weight When priorities are equal weight is us...

Page 169: ...ration files or locally Configuration File MAC cfg Configure the DNS SRV query on the IP phone For more information refer to Server Redundancy on page 292 Local Web User Interface Configure the DNS SR...

Page 170: ...ach of which contains a particular type of information about the device or port transmitting it LLDP MED Media Endpoint Discovery LLDP MED is published by the Telecommunications Industry Association T...

Page 171: ...Description of the IP phone The default value is yealink System Capabilities The supported and enabled capabilities of phone The supported capabilities are Bridge Telephone and Router The enabled cap...

Page 172: ...Name Manufacturer name of phone The default value is yealink Inventory Model Name Model name of phone Asset ID Assertion identifier of phone The default value is asset Procedure LLDP can be configured...

Page 173: ...cating devices or connections Grouping devices with a common set of requirements regardless of their physical location can greatly simplify network design VLANs can address issues such as scalability...

Page 174: ...93 Configure VLAN for the PC port For more information refer to VLAN on page 293 Local Web User Interface Configure VLAN for the Internet port and PC port Navigate to http phoneIPAddress cgi bi n cgiS...

Page 175: ...ccept the change The web user interface pops up a dialog box to prompt reboot to make the settings effective 6 Click OK to reboot the IP phone To configure VLAN for PC port via web user interface 1 Cl...

Page 176: ...Switch soft key to select the desired value from the VLAN Status field 3 Enter the VLAN ID 0 4094 in the VID Number field 4 Enter the priority value 0 7 in the Priority field 5 Press the Save soft key...

Page 177: ...ing OpenVPN to achieve the VPN feature To prevent disclosure of private information tunnel endpoints must authenticate each other before secure VPN tunnel is established After the VPN feature is confi...

Page 178: ...he tar package 1 Press Menu Settings Advanced Settings password admin Network VPN 2 Press or or the Switch soft key to select the desired value from the VPN Active field 3 Press the Save soft key to a...

Page 179: ...B that is applied to a packet A PHB refers to the packet scheduling queuing policing or shaping behavior of a node on any given packet There are four standard PHBs available to construct a DiffServ en...

Page 180: ...can specify DSCPs for voice packets and SIP packets respectively Note Procedure DSCPs for voice packets and SIP packets can be configured using the configuration files or locally Configuration File y0...

Page 181: ...ddresses The NAT feature ensures security since each outgoing or incoming request must go through a translation process But in the VoIP environment NAT breaks end to end connectivity NAT Traversal NAT...

Page 182: ...rms the client The NAT traversal and STUN server are configurable on a per account basis Procedure NAT traversal and STUN server can be configured using the configuration files or locally Configuratio...

Page 183: ...hone that wishes to attach to the LAN or WLAN With 802 1X port based authentication the IP phone provides credentials such as username and password to the authenticator and then the authenticator forw...

Page 184: ...lick on Network Advanced 2 Select the desired value from the pull down list of 802 1x Mode 3 Enter the username for authentication in the Identity field 4 Enter the password for authentication in the...

Page 185: ...1x Mode field 3 If EAP MD5 is selected Enter the username for authentication in the Identity field 4 If EAP MD5 is selected Enter the password for authentication in the MD5 Password field 5 Press the...

Page 186: ...e Rate Packetization Time PCMA G 711 a law 64 Kbps 8 Ksps 20ms PCMU G 711 u law 64 Kbps 8 Ksps 20ms G729 G 729 8 Kbps 8 Ksps 20ms G722 G 722 64 Kbps 16 Ksps 20ms In addition to the codecs introduced a...

Page 187: ...me is measurement of the duration in milliseconds of the audio data in each RTP packet sent to the destination and hence it defines how much network bandwidth is used for transfer of the RTP stream Be...

Page 188: ...tp phoneIPAddress cgi bi n cgiServer exx page Account Adv htm acc x For T38G x ranges from 0 to 5 For T32G x ranges from 0 to 2 To configure the codecs and adjust the priority of the enabled codecs on...

Page 189: ...ick Confirm to accept the change To configure the Ptime on a per account basis via web user interface 1 Click on Account Basic 2 Select the desired account from the pull down list of Account 3 Click o...

Page 190: ...cellation is done using the echo canceller Procedure AEC can be configured using the configuration files or locally Configuration File y0000000000xx cfg Configure the AEC feature For more information...

Page 191: ...can avoid unnecessary coding or transmission of silence packets in VoIP applications saving on computation and on network bandwidth Procedure VAD can be configured using the configuration files or loc...

Page 192: ...tent throughout the call and the listener does not think the line has released The purpose of VAD and CNG is to maintain an acceptable perceived QoS while simultaneously keeping transmission costs and...

Page 193: ...buffer is capable of adapting the changes in the network s delay The range of the delay time for the dynamic jitter buffer added to packets can also be configured on the IP phone The dynamic jitter b...

Page 194: ...Configuring Audio Features 181 5 Enter the fixed delay time for fixed jitter buffer in the Normal Delay field 6 Click Confirm to accept the change...

Page 195: ...Administrator s Guide for SIP T3xG IP Phones 182...

Page 196: ...l data transmission and ensures the integrity and privacy of the data The TLS Handshake Protocol allows the server and client to authenticate each other and negotiate an encryption algorithm and crypt...

Page 197: ...the server is trusted based on the trusted certificates list You can upload up to 10 trusted certificates to the IP phone Server Certificate When the other clients request a TLS connection with the IP...

Page 198: ...y the IP phone to encrypt the SIP signal using RC4 encryption algorithm Navigate to http phoneIPAddress cgi bi n cgiServer exx page Account Adv htm acc x For T38G x ranges from 0 to 5 For T32G x range...

Page 199: ...Transport 4 Click Confirm to accept the change To Specify the IP phone to encrypt the SIP signal using RC4 encryption algorithm 1 Click on Account Basic 2 Select the desired account from the pull dow...

Page 200: ...y Features 187 5 Enter the desired key in the Signal Encode Key field 6 Click Confirm to accept the change To configure Only Accepted Trusted Certificates via web user interface 1 Click on Security Tr...

Page 201: ...web user interface 1 Click on Security Trusted Certificates 2 Click Browse to select the trusted certificate crt or cer from your local system 3 Click Upload to upload the trusted certificate To uploa...

Page 202: ...INVITE message with the RTP encryption algorithm to the destination phone The sample of the RTP encryption algorithm carried in the SDP of the INVITE message for reference m audio 11780 RTP SAVP 0 8 1...

Page 203: ...gotiation Note Procedure SRTP can be configured using the configuration files or locally Configuration File MAC cfg Configure the SRTP feature on a per account basis For more information refer to SRTP...

Page 204: ...ied encryption tool called EncryptUtilityWindows exe to encrypt the y0000000000xx cfg and MAC cfg files respectively Note The filename extension of the encrypted configuration files must be cfg The Co...

Page 205: ...configuration file the directory and file name of the original configuration file 4 Place the encrypted configuration file to the root directory of the provisioning server The way for encrypting the...

Page 206: ...Configuring Security Features 193 2 Enter the values in the Common AES Key and MAC Oriented AES Key fields 3 Click Confirm to accept the change...

Page 207: ...Administrator s Guide for SIP T3xG IP Phones 194...

Page 208: ...the associated firmware for each IP phone model IP Phone Model Associated Firmware SIP T38G 38 x x x rom SIP T32G 32 x x x rom Note Upgrade via Web User Interface To manually upgrade firmware via web...

Page 209: ...are stored on the provisioning server in one of two ways The IP phones check for both configuration files and firmware stored on the provisioning server during booting up The IP phones automatically c...

Page 210: ...x page Phone AutoProvision htm To configure the way for the IP phone to check for new configuration files via web user interface 1 Click on Phone Auto Provision 2 Mark the desired radio box in Check N...

Page 211: ...radio box is marked Check the desired checkbox in the Day of week field 8 Click Confirm to accept the change When the Check New Config is set to On the IP phone will check for both firmware and confi...

Page 212: ...plate Local Contact File Remote XML Phonebook Specifying the Access URL of Resource Files You can create multiple replace rules using the replace rule template After preparing the replace rule templat...

Page 213: ...65234 LineID Data Prefix 2 xx Replace 002 1 LineID 0 Data Prefix 5 6 9 Replace 3 2 LineID 1 2 3 Data Prefix 0 Replace 9 1 LineID 2 Data Prefix 1009 Replace 05921009 LineID 1 DialRule You can create mu...

Page 214: ...ent call states respectively using the softkey layout templates The call states are CallFailed CallIn Connecting Dialing RingBack and Talking After preparing the templates place the templates to the r...

Page 215: ...d the following string to the file each starting on a separate line Key Type Where Key Type specifies the enabled soft key This value cannot be blank For each disabled soft key and each default soft k...

Page 216: ...em ring tone or Custom Name wav for the customized ring tone When specifying the desired line for the contact the valid values are 0 and line ID 0 stands for all lines multiple line IDs are separated...

Page 217: ...mber sOtherNumber sLine 2 sRing Resource Ring2 wav group Family group groupinfo group name Friend Ring Auto group name Family ring Custom family wav groupinfo contactData The IP phone can access 5 rem...

Page 218: ...pecify the values within double quotes 4 Place this file to the root directory of the provisioning server The following is an example of an XML phonebook YealinkIPPhoneDirectory DirectoryEntry Name Ja...

Page 219: ...g Configure the access URL of the softkey layout template For more information refer to Access URL of Softkey Layout Template on page 313312 Configuration File y0000000000xx cfg Configure the access U...

Page 220: ...one encounters some problems commonly the log files are used You can export the log files to a syslog server or the local system You can specify the location for which to save log files for troublesho...

Page 221: ...want to restart your machine 4 Click OK to reboot the IP phone To export log files to a syslog server via web user interface 1 Click on Phone Configuration 2 Mark the Server radio box in the Export Sy...

Page 222: ...You can capture packets in two ways capturing the packets via web user interface or using the Ethernet software You can analyze the packets captured for troubleshooting purposes To capture packets vi...

Page 223: ...hone provides a troubleshooting feature called Watch Dog which helps you monitor the IP phone status and provides the ability to get stack traces from the last time the IP phone failed When the Watch...

Page 224: ...ng the device information from status indicators If a LINK failure of the IP phone is detected a prompting message Network Unavailable and the icon indicate the current network LINK status If the powe...

Page 225: ...er LED is on to ensure the IP phone is powered on Ensure the IP phone is properly plugged into a functional AC outlet Ensure that the IP phone isn t plugged into a plug controlled by a switch that is...

Page 226: ...ure that the target firmware is applicable to the IP phone model Ensure that the current or the target firmware is not protected Ensure that the power is on and the network is available in the process...

Page 227: ...be used by everyone that can access the server while a local phonebook can only be used by a specific phone itself A remote phonebook is always used as a central phonebook for a company That is every...

Page 228: ...time you want to increase or reduce the voice you are hearing just use the volume button under the navigation keys When in idle it tunes the ringer volume In talking it tunes the receiving volume In d...

Page 229: ...the subscription will be simplified The IP phone will only send subscription of the BLF List URI to the server and the server will know to subscribe all the extension numbers in that group For exampl...

Page 230: ...ork WAN Port If Static IP Client is selected select DHCP IP Client instead Reset your phone to factory configurations after you have tried almost all troubleshooting suggestions but do not correct the...

Page 231: ...Administrator s Guide for SIP T3xG IP Phones 218 The web user interface prompts the message Do you want to reset to factory 3 Click OK to confirm the resetting...

Page 232: ...clients based on server scope class or client specific levels DNS Domain Name System a hierarchical distributed naming system for computers services or any resource connected to the Internet or a priv...

Page 233: ...ed datagram delivery URI Uniform Resource Identifier a compact sequence of characters that identifies an abstract or physical resource URL Uniform Resource Locator specifies the address of an Internet...

Page 234: ...ty Acapulco 06 00 United States Central Time 05 00 Bahamas Nassau 05 00 Canada Montreal Ottawa Quebec 05 00 Cuba Havana 05 00 United States Eastern Time 04 30 Venezuela Caracas 04 00 Canada Halifax Sa...

Page 235: ...Macedonia Skopje 01 00 Netherlands Amsterdam 01 00 Namibia Windhoek 02 00 Estonia Tallinn 02 00 Finland Helsinki 02 00 Gaza Strip Gaza 02 00 Greece Athens 02 00 Israel Tel Aviv 02 00 Jordan Amman 02 0...

Page 236: ...07 00 Thailand Bangkok 08 00 China Beijing 08 00 Singapore Singapore 08 00 Australia Perth 09 00 Korea Seoul 09 00 Japan Tokyo 09 30 Australia Adelaide 09 30 Australia Darwin 10 00 Australia Sydney Me...

Page 237: ...when restarting the IP phone The y0000000000xx cfg file stores configurations for all phones of the same model The MAC cfg file stores configurations specific to the IP phone with that MAC address Con...

Page 238: ...tion File y0000000000xx cfg Description Configures the IP address when the Internet port type is configured as Static IP Address Note If you change this parameter the IP phone will reboot to make the...

Page 239: ...this parameter the IP phone will reboot to make the change take effect Format IP Address Default Value Blank Range Not Applicable Example network internet_port gateway 192 168 1 254 Parameter network...

Page 240: ...101 103 6 Parameter network internet_port type Configuration File y0000000000xx cfg Description Defines the Internet port type Note If you change this parameter the IP phone will reboot to make the ch...

Page 241: ...red as PPPoE Note If you change this parameter the IP phone will reboot to make the change take effect Format String Default Value Blank Range Not Applicable Example network pppoe password yealink123...

Page 242: ...iption Configures the subnet mask for the PC port when the PC port is configured as Router Note If you change this parameter the IP phone will reboot to make the change take effect Format IP Address D...

Page 243: ...IP phone will reboot to make the change take effect Format IP Address Default Value 10 0 0 10 Range Not Applicable Example network dhcp start_ip 10 0 0 10 Parameter network dhcp end_ip Configuration...

Page 244: ...0000000000xx cfg Description Specifies the alternate string instead of what the user enters Format String Default Value Blank Range Not Applicable Example dialplan replace replace 1 0592 Parameter dia...

Page 245: ...dialplan dialnow rule 1 2216 Parameter dialplan dialnow line_id x Configuration File y0000000000xx cfg Description Specifies the desired line to apply this dial now rule X ranges from 1 to 20 Note Mul...

Page 246: ...Applicable Example dialplan area_code code 010 Parameter dialplan area_code min_len Configuration File y0000000000xx cfg Description Sets the minimum length of the entered numbers Format Integer Defa...

Page 247: ...1 to 3 for T32G Example dialplan area_code line_id 1 2 Block Out Parameter dialplan block_out number x Configuration File y0000000000xx cfg Description Specifies the block out numbers X ranges from 1...

Page 248: ...he LCD screen Level 1 is the least bright and level 10 is the most bright Format Integer Default Value 8 Range 1 to 10 Example phone_setting active_backlight_level 1 Parameter phone_setting inactive_b...

Page 249: ...econds Format Integer Default Value 60 Range Valid values are 1 Always on 60 1min 120 2min 300 5min 600 10min 1800 30min Example phone_setting backlight_time 60 Parameter security user_password Config...

Page 250: ...ecurity user_password admin password000 Parameter phone_setting lock Configuration File y0000000000xx cfg Description Specifies the type of phone lock Menu Key The Menu soft key is locked Function Key...

Page 251: ...only Default Value 123 Range 0 to 32768 Example phone_setting phone_lock unlock_pin 123456 Parameter phone_setting phone_lock lock _time_out Configuration File y0000000000xx cfg Description Configure...

Page 252: ...ets the IP address or the domain name of the primary NTP server Note It works only if the parameter local_time manual_time_enable is set to 1 NTP Server Format IP Address or Domain Name Default Value...

Page 253: ...vals in seconds Note It works only if the parameter local_time manual_time_enable is set to 1 NTP Server Format Integer Default Value 1000 Range Not Applicable Example local_time interval 1200 Time Zo...

Page 254: ...cription Enables or disables the use of Daylight Saving Time DST Format Integer Default Value 2 Range Valid values are 0 Disabled 1 Enabled 2 Automatic Example local_time summer_time 2 Parameter local...

Page 255: ...in a month Day of Week 1 Mon 2 Tues 7 Sun Hour of Day 0 1am 1 2am 23 12pm Note It works only if the parameter local_time summer_time is set to 1 Enabled Format The value formats are MM DD HH For By Da...

Page 256: ...12 31 23 Range 1to 12 1 to 31 0 to 23 For By Date 1 to 12 1 to 5 1 to 7 0 to 23 For By Week Example local_time end_time 10 25 22 Parameter local_time offset_time Configuration File y0000000000xx cfg D...

Page 257: ...the date to your desired format according to your requirement Format Integer Default Value 0 Range Valid values are 0 WWW MMM DD 1 DD MMM YY 2 YYYY MM DD 3 DD MM YYYY 4 MM DD YY 5 DD MMM YYYY 6 WWW D...

Page 258: ...e language used on the web user interface Note The default language used on the web user interface depends on the language preferences of your browser If the language of your browser is not supported...

Page 259: ...nd_key mode Configuration File y0000000000xx cfg Description Defines the or key as the send key If set to 0 Disabled neither nor can be used as a send key If set to 1 key the pound key is defined as t...

Page 260: ...ormat Integer Default Value 1 Range Valid values are 0 Disabled 1 Enabled Example features send_key_tone 0 Parameter features hotline_number Configuration File y0000000000xx cfg Description Configures...

Page 261: ...phone waits the specified seconds before dialing out the dials out the predefined hotline number when you lift the handset press the speakerphone key or press the line key Format Integer Default Valu...

Page 262: ...along with an indicator icon is displayed on the IP phone idle screen when the IP phone misses calls X ranges from 1 to 6 Format Boolean Default Value 1 Range 0 Disabled 1 Enabled Example account 1 mi...

Page 263: ...le during a call Format Boolean Default Value 1 Range 0 Disabled 1 Enabled Example call_waiting enable 1 Parameter call_waiting tone Configuration File y0000000000xx cfg Description Enables or disable...

Page 264: ...ial enable 1 Parameter auto_redial interval Configuration File y0000000000xx cfg Description Sets the interval in seconds for the IP phone to wait before redial The IP phone redials the dialed number...

Page 265: ...incoming call during a call even if auto answer is enabled Format Boolean Default Value 0 Range 0 Disabled 1 Enabled Example account 1 auto_answer 1 Parameter features call_completion_enable Configur...

Page 266: ...when placing a call The callee s phone LCD screen presents anonymous instead of the caller s identity X ranges from 1 to 6 Format Boolean Default Value 0 Range 0 Disabled 1 Enabled Example account 1...

Page 267: ...ration File MAC cfg Description Enables or disables the anonymous call rejection feature for account X If set to 1 Enabled the IP phone automatically rejects incoming calls from users enabled the anon...

Page 268: ...f code to inform the server to disable the anonymous call rejection feature for account X optional X ranges from 1 to 6 Format String Default Value Blank Range Not Applicable Example account 1 anonymo...

Page 269: ...can still receive the incoming call from 1008 even if DND is activated on the IP phone Format String Default Value Blank Range 0 to 200 characters Example features dnd emergency_authorized_numb er 10...

Page 270: ...ting that the call connection breaks If set to 3 3s a busy tone is audible for 3 seconds on the IP phone Format Integer Default Value 0 Range Valid values are 0 0s 3 3s 5 5s Example features busy_tone...

Page 271: ...d after the 183 SIP message If set to 1 Enabled the IP phone resumes and plays the local ringback tone upon a subsequent 180 message received Format Boolean Default Value 1 Range 0 Disabled 1 Enabled...

Page 272: ...alue 0 5 Example account 1 advanced timer_t1 1 Parameter account x advanced timer_t2 Configuration File MAC cfg Description Configures the session timer T2 in seconds for account X T2 represents the m...

Page 273: ...timer for account X If set to 1 Enabled IP phone sends periodic re INVITE requests to refresh the session during a call X ranges from 1 to 6 Format Boolean Default Value 0 Range 0 Disabled 1 Enabled...

Page 274: ...rom 1 to 6 Format Boolean Default Value 0 Range 0 UAC 1 UAS Example account 1 session_timer refresher 1 Parameter sip rfc2543_hold Configuration File y0000000000xx cfg Description Specify whether RFC...

Page 275: ...ook_trans_enable Configuration File y0000000000xx cfg Description Enables or disables the IP phone to complete the semi attended transfer or attended transfer through on hook Format Boolean Default Va...

Page 276: ...X ranges from 1 to 6 Format Integer Default Value 0 Range Valid values are 0 Local 2 Network Conference Example account 1 conf_type 2 Parameter account x conf_uri Configuration File MAC cfg Descripti...

Page 277: ...rops the conference call Note It is only applicable to the local conference Format Boolean Default Value 0 Range 0 Disabled 1 Enabled Example transfer tran_others_after_conf_enable 1 Phone Basis Param...

Page 278: ...Basis Parameter account x direct_pickup_code Configuration File y0000000000xx cfg Description Configures the direct pickup code on a per account basis X ranges from 1 to 6 Note The direct pickup code...

Page 279: ...asis takes precedence over that configured on a global basis Format String Default Value Blank Range Not Applicable Example features pickup group_pickup_code 98 Per account Basis Parameter account x g...

Page 280: ...000xx cfg Description Specifies the access type of the web user interface of the IP phone If set to 0 Disabled you are not allowed to access the web user interface of the IP phone If set to 1 HTTP HTT...

Page 281: ...TP port is 80 Note If you change this parameter the IP phone will reboot to make the change take effect Format Integer Default Value 80 Range 1 to 65535 Example network port http 90 Parameter network...

Page 282: ...from the PAI header preferentially If the server does not send the PAI header derives from the From header 3 RPID PAI FROM 4 PAI RPID FROM 5 RPID FROM X ranges from 1 to 6 Format Integer Default Value...

Page 283: ...Default Value 0 Range 0 to 2 Example account 1 cp_source 2 Parameter account x dtmf type Configuration File MAC cfg Description Specifies the DTMF type for account X If set to 0 INBAND DTMF digits are...

Page 284: ...dtmf info_type Configuration File MAC cfg Description Configures the DTMF info type when the DTMF type is configured as SIP INFO or AUTO SIP INFO X ranges from 1 to 6 Format Integer Default Value 0 Ra...

Page 285: ...t to 1 Enabled the IP phone automatically answers an incoming intercom call Format Boolean Default Value 1 Range 0 Disabled 1 Enabled Example features intercom allow 1 Parameter features intercom mute...

Page 286: ...mple features intercom tone 1 Parameter features intercom barge Configuration File y0000000000xx cfg Description Enables or disables the IP phone to automatically answer an incoming intercom call whil...

Page 287: ...nfo x text Configuration File y0000000000xx cfg Description Specifies the texts to map the keywords contained in the SIP header X ranges from 1 to 10 Format Text Default Value Blank Range Not Applicab...

Page 288: ...r 2 Parameter voice tone country Configuration File y0000000000xx cfg Description Configures the tone type for the IP phone Format Text Default Value Custom Range Valid values are Custom Australia Aus...

Page 289: ...for each condition F the frequency of the tone ranges from 200 to 7000 Hz If set to 0 0Hz it means a pause between tones A tone can be composited at most four different frequencies value format F1 F2...

Page 290: ...iguration File y0000000000xx cfg Description Sets how often to refresh the local cache of the remote phonebook If set to 3600 3600s the IP phone refreshes the local cache of the remote phonebook every...

Page 291: ...The symbol in the filter stands for any character The symbol in the filter stands for the entering string used as the prefix of the filter condition Format String Default Value Blank Range Not Applica...

Page 292: ...he LDAP phonebook from which the LDAP search request begins The search base narrows the search scope and decreases directory search time Format String Default Value Blank Range Not Applicable Example...

Page 293: ...0000000000xx cfg Description Specifies the maximum number of search results to be returned by the LDAP server If the value of the Max Hits is blank the LDAP server will return all searched results Ple...

Page 294: ...licable Example ldap numb_attr telephoneNumber Parameter ldap display_name Configuration File y0000000000xx cfg Description Specifies the display name of the contact record displayed on the LCD screen...

Page 295: ...00 Range 0 to 2000 Example ldap search_delay 20 Parameter ldap call_in_lookup Configuration File y0000000000xx cfg Description Enables or disables the IP phone to perform an LDAP search when receiving...

Page 296: ...BLF Pickup Parameter features pickup blf_visual_enabl e Configuration File y0000000000xx cfg Description Enables or disables the IP phone to display a visual prompt when the monitored user receives a...

Page 297: ...lue Blank Range Not Applicable Example account 1 blf blf_list_uri blf_3601 Parameter account x blf_list_code Configuration File MAC cfg Description Configures the feature access code used to pick up t...

Page 298: ...o 6 Format Boolean Default Value 0 Range 0 Disabled 1 Enabled Example account 1 enable 1 Parameter account x label Configuration File MAC cfg Description Configures the label of the account X to be di...

Page 299: ...the register name of the primary line for this parameter Format String Default Value Blank Range Not Applicable Example account 1 auth_name 2413333601 Parameter account x password Configuration File...

Page 300: ...st server domain name net Parameter account x sip_server_port Configuration File MAC cfg Description Configures the SIP server port for account X X ranges from 1 to 6 Format Integer Default Value 5060...

Page 301: ...onfiguration File MAC cfg Description Configures the outbound proxy server port for account X X ranges from 1 to 6 Format Integer Default Value 5060 Range Not Applicable Example account 1 outbound_por...

Page 302: ...server for message summary updates X ranges from 1 to 6 Format Boolean Default Value 0 Value Valid values are 0 Disabled 1 Enabled Example account 1 subscribe_mwi 0 Parameter account x subscribe_mwi_e...

Page 303: ...going_call action_url call_established action_url dnd_on action_url dnd_off action_url always_fwd_on action_url always_fwd_off action_url busy_fwd_on action_url busy_fwd_off action_url no_answer_fwd_o...

Page 304: ...c ip model firmware active_url active_user active_host local remote display_local display_remote call_id Format URL Default Value Not Applicable Range Not Applicable Example action_url mute http 192 1...

Page 305: ...to 3 DNS SRV the IP phone is able to perform DNS SRV query and fail over the request to the secondary server when there is no response from the primary server X ranges from 1 to 6 Format Integer Defau...

Page 306: ...e effect It works only if the parameter network lldp enable is set to 1 Enabled Format Integer Default Value 60 Range 1 to 3600 Example network lldp packet_interval 150 Internet Port Parameter network...

Page 307: ..._priority Configuration File y0000000000xx cfg Description Specifies the priority value used for passing VLAN packets Note If you change this parameter the IP phone will reboot to make the change take...

Page 308: ...n pc_port_vid 1 Parameter network vlan pc_port_priority Configuration File y0000000000xx cfg Description Specifies the priority value used for passing VLAN packets Note If you change this parameter th...

Page 309: ...Example openvpn url http 192 168 10 25 OpenVPN tar Parameter network qos rtptos Configuration File y0000000000xx cfg Description Configure the DSCP for voice packets The default DSCP value for RTP pac...

Page 310: ...tion File MAC cfg Description Enables or disables the NAT traversal for account X X ranges from 1 to 6 Format Boolean Default Value 0 Range 0 Disabled 1 Enabled Example account 1 nat nat_traversal 1 P...

Page 311: ...the types of the 802 1X authentication to use on the IP phone Note If you change this parameter the IP phone will reboot to make the change take effect Format Integer Default Value 0 Range 0 Disabled...

Page 312: ...123 Parameter account X codec Y enable Configuration File MAC cfg Description Enables or disables the IP phone to use the specific codec for account X X ranges from 1 to 6 Y ranges from 1 to 13 Format...

Page 313: ...tring Default Value When Y 1 the default value is PCMU When Y 2 the default value is PCMA When Y 3 the default value is G723_53 When Y 4 the default value is G723_63 When Y 5 the default value is G729...

Page 314: ...value is 3 When Y 6 the default value is 4 When Y 7 the default value is 0 When Y 8 the default value is 0 When Y 9 the default value is 0 When Y 10 the default value is 0 When Y 11 the default value...

Page 315: ...ue is 97 When Y 13 the default value is 97 Range 0 to 127 Example account 1 codec 1 rtpmap 120 Ptime Parameter account x ptime Configuration File MAC cfg Description Configure the ptime in millisecond...

Page 316: ...bled 1 Enabled Example voice vad 1 Parameter voice cng Configuration File y0000000000xx cfg Description Enables or disables the CNG feature on the IP phone Format Boolean Default Value 1 Range 0 Disab...

Page 317: ...b min 1 Parameter voice jib max Configuration File y0000000000xx cfg Description Configures the maximum delay time in milliseconds for jitter buffer Note It works only if the parameter voice jib adapt...

Page 318: ...iation X ranges from 1 to 6 Format Integer Default Value 0 UDP Range Valid values are 0 UDP 1 TCP 2 TLS 3 DNS SRV Example account 1 transport 2 Parameter security trust_certificates Configuration File...

Page 319: ...ccount x signal_encode_key Configuration File MAC cfg Description Configures the key for the IP phone to encode the SIP signal with RC4 X ranges from 1 to 6 Format String Default Value Blank Range Not...

Page 320: ...certificates url http 192 168 1 20 ca pem Parameter account x srtp_encryption Configuration File MAC cfg Description Configures whether to use voice encryption service If the set to 1 Forced the IP ph...

Page 321: ...es_key_16 com 0123456789abcdef Parameter auto_provision aes_key_16 mac Configuration File y0000000000xx cfg Description Configures the AES key which is used to encrypt or decrypt the MAC cfg file Form...

Page 322: ...Parameter auto_provision repeat minutes Configuration File y000000000068 cfg Description Configure the interval in minutes the phone repeatedly checks the new configuration files Note It works only if...

Page 323: ...o 1 Enabled Format Integer Default Value 0123456 Range Valid values are 0 Sunday 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday Example auto_provision weekly mask 123 Parameter auto_pro...

Page 324: ...Range 00 00 to 23 59 Example auto_provision weekly end_time 02 00 Parameter firmware url Configuration File y0000000000xx cfg Description Specifies the access URL of the firmware Format String Default...

Page 325: ...Example dialplan_dialnow url http 192 168 10 25 dialnow xml Parameter wallpaper_upload url Configuration File y0000000000xx cfg Description Specifies the access URL of the wallpaper image Format URL D...

Page 326: ...e file from the XMLfiles directory on provisioning server 10 2 8 16 using 8080 port custom_softkey_call_failed url http 10 2 8 16 8080 XMLfiles CallFailed x ml Parameter custom_softkey_call_in url Con...

Page 327: ...iles Connecting xml Parameter custom_softkey_dialing url Configuration File y0000000000xx cfg Description Specifies the access URL of the customized file for the soft key presented on the phone LCD sc...

Page 328: ...file for the soft key presented on the phone LCD screen when in the Talking state Format URL Default Value Not Applicable Range Not Applicable Example The following example uses HTTP to download the...

Page 329: ...server Configuration File y0000000000xx cfg Description Specifies the IP address of the syslog server where to export the log files Note If you change this parameter the IP phone will reboot to make...

Page 330: ...bles the Watch Dog feature Format Boolean Default Value 1 Range 0 Disabled 1 Enabled Example watch_dog enable 1 This section provides the DSS key parameters you can configure on the IP phone The DSS k...

Page 331: ...e memory key as an example Parameter memorykey x line Configuration File y0000000000xx cfg Description Specifies the desired line to apply the key feature X ranges from 1 to 10 The value 0 stands for...

Page 332: ...om 1 to 10 Format String Default Value Blank Range Not Applicable Example When assigning the Speed Dial to the memory key this parameter is used to specify the number you want to dial out memorykey 1...

Page 333: ...types are N A default for memory key Conference Forward Transfer Hold DND Redial Call Return SMS Call Pickup Call Park DTMF Voicemail Speed Dial Intercom Line default for line key BLF URL Group Listen...

Page 334: ...D 6 Redial 7 Call Return 8 SMS 9 Call Pickup 10 Call Park 11 DTMF 12 Voicemail 13 SpeedDial 14 Intercom 15 Line default for line key 16 BLF 17 URL 18 Group Listening 19 Public Hold 20 Private Hold 21...

Page 335: ...Local Group XML Group BroadSoft Group features X ranges from 1 to 10 Format Integer Default Value 0 Range Not Applicable Example Specify the second phonebook when there are three BroadSoft groups are...

Page 336: ...key x type Configuration File y0000000000xx cfg Description Configures a memory key to be direct pickup key on the IP phone The digit 9 stands for the key type Call Pickup X ranges from 1 to 10 Format...

Page 337: ...Key Parameter memorykey x type Configuration File y0000000000xx cfg Description Configures a line key to be group pickup key on the IP phone The digit 23 stands for the key type Group Pickup X ranges...

Page 338: ...000000000xx cfg Description Configures a memory key to be call return key on the IP phone The digit 7 stands for the key type Call Return X ranges from 1 to 10 Format Integer Value 7 Example memorykey...

Page 339: ...e memorykey 2 line 0 Parameter memorykey x value Configuration File y0000000000xx cfg Description Specifies the call park feature code X ranges from 1 to 10 Format String Range Not Applicable Example...

Page 340: ...ne 1 Parameter memorykey x value Configuration File y0000000000xx cfg Description Specifies the intercom number X ranges from 1 to 10 Format String Range Not Applicable Example memorykey 2 value 1008...

Page 341: ...ation File y0000000000xx cfg Description Specifies the desired line to apply the BLF key X ranges from 1 to 10 Format Integer Range Valid values are 0 to 5 for T38G 0 to 2 for T32G Example memorykey 3...

Page 342: ...000xx cfg Description Configures a memory key to be BLF list key on the IP phone The digit 39 stands for the key type BLF list X ranges from 1 to 10 Format Integer Value 39 Example memorykey 3 type 39...

Page 343: ...mat Integer Value 21 Example memorykey 2 type 21 Parameter memorykey x value Configuration File y0000000000xx cfg Description Specifies the primary account Format String Value Not Applicable Example m...

Page 344: ...x line Configuration File y0000000000xx cfg Description Specifies the desired line to apply the ACD key X ranges from 1 to 10 Format Integer Range Valid values are 0 to 5 for T38G 0 to 2 for T32G Exa...

Page 345: ...rameter memorykey x value Configuration File y0000000000xx cfg Description Specifies the URL to record a call X ranges from 1 to 10 Format String Default Value Blank Range Not Applicable Example memor...

Page 346: ...ol SIP RFC 3263 Session Initiation Protocol SIP Locating SIP Servers RFC 3264 An Offer Answer Model with the Session Description Protocol SDP RFC 3265 Session Initiation Protocol SIP Specific Event No...

Page 347: ...n SIP draft anil sipping bla 02 txt Implementing Bridged Line Appearances BLA Using Session Initiation Protocol SIP draft ietf sip privacy 04 txt SIP Extensions for Network Asserted Caller Identity an...

Page 348: ...Yes PRACK Yes INFO Yes MESSAGE Yes UPDATE Yes PUBLISH Yes The following SIP request headers are supported Method Supported Notes Accept Yes Alert Info Yes Allow Yes Allow Events Yes Authorization Yes...

Page 349: ...oxy Authenticate Yes Proxy Authorization Yes RAck Yes Record Route Yes Refer To Yes Referred By Yes Remote Party ID Yes Replaces Yes Require Yes Route Yes RSeq Yes Session Expires Yes Subscription Sta...

Page 350: ...Responses 3xx Response Supported Notes 300 Multiple Choices Yes 301 Moved Permanently Yes 302 Moved Temporarily Yes 4xx Response Request Failure Responses 4xx Response Supported Notes 400 Bad Request...

Page 351: ...nsupported URI Scheme No 420 Bad Extension No 421 Extension Required No 423 Interval Too Brief Yes 480 Temporarily Unavailable Yes 481 Call Transaction Does Not Exist Yes 482 Loop Detected Yes 483 Too...

Page 352: ...No 505 Version Not Supported No 6xx Response Global Responses 6xx Response Supported Notes 600 Busy Everywhere Yes 603 Decline Yes 604 Does Not Exist Anywhere No 606 Not Acceptable No SDP Headers Sup...

Page 353: ...ANCEL Cancels any pending searches but does not terminate a call that has already been accepted OPTIONS Queries the capabilities of servers REGISTER Registers the address listed in the To header field...

Page 354: ...are located at the Yealink SIP IP phones The call flow scenario is as follows 1 User A calls User B 2 User B answers the call 3 User B hangs up User A Proxy Server User B F1 INVITE B F2 INVITE B F3 10...

Page 355: ...to receive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 100 Trying User...

Page 356: ...to Proxy Server User B terminates the call session by sending a SIP BYE request to the proxy server The BYE request indicates that User B wants to release the call F12 BYE Proxy Server to User A The...

Page 357: ...s follows 1 User A calls User B 2 User B is busy on the IP phone and unable or unwilling to take another call The call cannot be set up successfully User A Proxy Server User B F1 INVITE B F2 INVITE B...

Page 358: ...s prepared to receive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B Proxy server forwards the INVITE message to User B F3 100 T...

Page 359: ...Here response to notify User A that User B is busy F7 ACK User A to Proxy Server User A sends a SIP ACK to the proxy server The SIP ACK message indicates that User A has received the 486 Busy Here mes...

Page 360: ...wo end users are User A and User B User A and User B are located at the Yealink SIP IP phones The call flow scenario is as follows 1 User A calls User B 2 User B does not answer the call 3 User A hang...

Page 361: ...eive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B Proxy server forwards the INVITE message to User B F3 180 Ringing User B to...

Page 362: ...roxy Server User B sends a SIP 200 OK response to the proxy server The SIP 200 OK response indicates that User B has received the CANCEL request F8 200 OK Proxy Server to User A The proxy server forwa...

Page 363: ...cated at the Yealink SIP IP phones The call flow scenario is as follows 1 User A calls User B 2 User B answers the call 3 User A puts User B on hold User A Proxy Server User B F1 INVITE B F2 INVITE B...

Page 364: ...he RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Ringing User B to Proxy...

Page 365: ...ser B sends a SIP 200 OK response to the proxy server The 200 OK response notifies User A that the INVITE is successfully processed F12 200 OK Proxy Server to User A The proxy server forwards the 200...

Page 366: ...B accepts the call from User C F9 INVITE A F11 180 Ringing F20 200 OK F1 INVITE B F3 180 Ringing F5 200 OK F7 ACK User A User B User C Proxy Server F2 INVITE B F4 180 Ringing F6 200 OK F8 ACK F10 INVI...

Page 367: ...repared to receive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Rin...

Page 368: ...entified as the call session initiator in the From field A unique numeric identifier is assigned to the call and is inserted in the Call ID field The transaction number within a single call leg is ide...

Page 369: ...ser A sends an ACK message to the proxy server The ACK confirms that User A has received the 200 OK response The call session is now temporarily inactive No RTP packets are being sent F18 ACK Proxy Se...

Page 370: ...onsulting the third party This is called a blind transfer In this call flow scenario the end users are User A User B and User C They are all using Yealink SIP IP phones which are connected via an IP n...

Page 371: ...OK F7 ACK 2 way RTP channel established F23 180 Ringing F11 REFER F12 202 Accepted F26 200 OK F2 INVITE B F3 180 Ringing F5 200 OK F8 ACK F22 INVITE C F19 200 OK F27 ACK F18 BYE 2 way RTP channel est...

Page 372: ...eive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Ringing User B to...

Page 373: ...EFER Proxy Server to User A The proxy server forwards the REFER message to User A F12 202 Accepted User A to Proxy Server User A sends a SIP 202 Accept response to the proxy server The 202 Accepted re...

Page 374: ...r forwards the SIP 200 OK response to User A F23 ACK User A to Proxy Server User A sends a SIP ACK to the proxy server The ACK confirms that User A has received the 200 OK response The call session is...

Page 375: ...ay RTP channel established F9 INVITE B sendonly F12 200 OK F13 ACK F15 INVITE C F17 180 Ringing F19 200 OK F21 ACK F23 REFER F24 202 Accepted User C F2 INVITE B F3 180 Ringing F5 200 OK F8 ACK F10 INV...

Page 376: ...ive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Ringing User B to...

Page 377: ...onse to the proxy server The 200 OK response notifies User A that the INVITE was successfully processed F12 200 OK Proxy Server to User A The proxy server forwards the 200 OK response to User A The 20...

Page 378: ...connection has been made F21 ACK User A to Proxy Server User A sends a SIP ACK to the proxy server The ACK confirms that User A has received the 200 OK response The call session is now active F22 ACK...

Page 379: ...the proxy server The BYE request indicates that User A wants to release the call F28 BYE Proxy Server to User B The proxy server forwards the BYE request to User B F29 200OK User B to Proxy Server Us...

Page 380: ...nes which are connected via an IP network The call flow scenario is as follows 1 User B enables always call forward and the destination number is User C 2 User A calls User B 3 User B forwards the inc...

Page 381: ...to receive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 302 Move Tempor...

Page 382: ...oxy server forwards the 180 Ringing response to User A User A hears the ring back tone indicating that User C is being alerted F11 200OK User C to Proxy Server User C sends a SIP 200 OK response to th...

Page 383: ...onnected via an IP network The call flow scenario is as follows 1 User B enables busy call forward and the destination number is User C 2 User A calls User B 3 User B is busy 4 User B forwards the inc...

Page 384: ...pecified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Ringing User B to Proxy Server User B s...

Page 385: ...to User C F11 180 Ringing User C to Proxy Server User C sends a SIP 180 Ringing response to the proxy server The 180 Ringing response indicates that the user is being alerted F12 180 Ringing Proxy Se...

Page 386: ...ed via an IP network The call flow scenario is as follows 1 User B enables no answer call forward and the destination number is User C 2 User A calls User B 3 User B does not answer the incoming call...

Page 387: ...the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B The proxy server sends the INVITE message to User B F3 180 Ringing User B to Pro...

Page 388: ...to the proxy server The 180 Ringing response indicates that the user is being alerted F12 180 Ringing Proxy Server to User A The proxy server forwards the 180 Ringing response to User A User A hears...

Page 389: ...etween User B and User C In this call flow scenario the end users are User A User B and User C They are all using Yealink SIP IP phones which are connected via an IP network The call flow scenario is...

Page 390: ...200 OK F7 ACK F8 ACK Session1 established between User A and User B is active F13 ACK F14 ACK Session 1 established between User A and User B is hold F16 INVITE C F18 180 Ringing F17 180 Ringing F19 2...

Page 391: ...is prepared to receive the RTP data is specified F2 INVITE Proxy Server to User B The proxy server maps the SIP URI in the To field to User B Proxy server forwards the INVITE message to User B F3 180...

Page 392: ...er The 200 OK response notifies User A that the INVITE is successfully processed F12 200 OK Proxy Server to User A The proxy server forwards the 200 OK response to User A The 200 OK response notifies...

Page 393: ...erted F19 200OK User C to Proxy Server User C sends a SIP 200 OK response to the proxy server The 200 OK response notifies User A that the connection has been made F20 200OK Proxy Server to User A The...

Page 394: ...File version 1 0 0 1 Note This file header cannot be edited or deleted Network Settings network internet_port type Configure the WAN port type 0 DHCP 1 PPPoE 2 Static IP Address If the WAN port type i...

Page 395: ...d date manually local_time manual_time_enable local_time date_format local_time time_format Auto DST Settings local_time summer_time local_time dst_time_type local_time start_time local_time end_time...

Page 396: ...unt 1 conf_type account 1 conf_uri DTMF account 1 dtmf type account 1 dtmf dtmf_payload account 1 dtmf info_type Distinctive Ring Tones account 1 alert_info_url_enable distinctive_ring_tones alert_inf...

Page 397: ...ldap ldap_sort ldap dial_lookup BLF List account 5 blf blf_list_uri account 5 blf_list_code Shared Call Appearance account 1 shared_line account 1 enable account 1 label account 1 display_name account...

Page 398: ..._call action_url blind_transfer_call action_url attended_transfer_call action_url hold action_url unhold action_url mute action_url unmute action_url missed_call action_url call_terminated action_url...

Page 399: ...Administrator s Guide for SIP T3xG IP Phones 386...

Page 400: ...5 Block Out 30 Busy Forward 91 Busy Lamp Field 131 Busy Tone Delay 82 C Call Completion 73 Call Forward 91 Call Hold 82 Call Log 62 Call Park Retrieve 103 Call Recording 143 Call Return 105 Call Trans...

Page 401: ...57 Network Conference 96 No Answer Forward 91 P Phone Lock 44 Phone User Interface 13 Physical Features of the SIP T3xG IP Phones 4 Product Overview 1 Q Quality of Service 165 R Reading Icons 14 Remot...

Page 402: ...07 Troubleshooting Methods 207 Troubleshooting Solutions 212 U Upgrading Firmware 173 Use Outbound Proxy in Dialog 86 User Agent Client UAC 2 User Agent Server UAS 3 User Password 34 V Verifying Start...

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