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ii Copyright © 2013 YEALINK NETWORK TECHNOL OGY CO ., L TD Copyright © 2013 Y ealink Network T ech nology CO ., L TD. A ll rights reserved. No parts of this publication may be reproduced or transmitted in any form o r by any means, electronic or mechanical, photoco pying, recording, or otherwise, for any purpose, withou t the express written perm ...
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iii Note: This devic e is tested and complies with the limits for a Cl ass B digital device, pursuant to P art 15 of the FCC Rules. Thes e limits are desi gned to provide r easonable pro tection against har mful interference in a residential instal lation. This eq uipment generates , uses, and can radiate radio frequen cy energ y and, if not instal ...
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iv Yealink SIP-T21P firmware conta ins third-party software under the GNU Gen eral Public Licens e (GPL). Yealink uses software under t he specific terms of the GPL. Pleas e refer to the GPL for the exact terms and conditions of the license. The original GPL license, source code of compo nents licensed under GPL a nd used in Y ealink p roducts can ...
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About This Guide v Thank you for choosing the SIP - T2 1P IP phone, exquisitely designed to provide business telephony features, such as Call Hold, Call T ransfer , Busy Lamp Field, Mu lticast P aging and Conference over an IP network. This guide provides ever ything you need to quickly use you r new phone. First, verify with your system administra ...
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User Guide for the SIP - T21P IP Phone vi ...
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T able of Content s vii About This Guide ...................................................................... v In This Guide ......................................................................................................................... v T able of Contents ..................................................................... vii Over ...
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User Guide for the SIP - T21P IP Phone viii Local Director y ................................................................................................................ 28 Blacklist ............................................................................................................................ 38 R emote Phone B ook ............... ...
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T able of Content s ix Outgoing Inter com Calls .............................................................................................. 103 Incoming Intercom Calls .............................................................................................. 103 Multicast P agin g ................................ ............................ ...
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User Guide for the SIP - T21P IP Phone x ...
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Overview 1 This chapter provides t he over view o f t he SIP - T2 1P IP phone. T op ic s include: Hardware Componen t Instructions Icon Instructions LED Instructions User Inter faces Documentations If you require additional information or assistance with you r new phone, contact your system administrator . The main hardware comp ...
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User Guide for the SIP - T21P IP Phone 2 Hardware componen t instructions of the SIP - T21P IP phone are: Item Description ① LCD Screen Shows information about calls, messages, sof t k eys, time, date and other relevant data: • Call information — caller ID, call duration • Icons (for example, ) • Missed call text or second incoming caller ...
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Overview 3 Icons appearing on the LCD screen are described in the following table: Icon Description Network is unavailable R egistered successfully R egistration failed R egisteri ng Hands-free speak erphone mode Handset mode Headset mode Multi-lingual lowercase letters input mode Multi-lingual uppercase letters input mode Alphanumeric input mode N ...
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User Guide for the SIP - T21P IP Phone 4 Icon Description K eypad Lo ck R eceived Cal ls Placed Calls Missed Calls R ecording box is full A call cannot be recorded R ecording starts successfully R ecording cannot be started R ecording cannot be stopped Line key LED LED Status Description Solid green The line is in conversation. The line is seized. ...
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Overview 5 T wo ways to customize configuration s of your SIP - T21P IP phone: The user interface on the IP phone. The user interface in a web browser on your PC. The hardware components k eypad and LCD screen constitute the phon e user inter face , which allows the user to execute all call operation tasks and basic configuration changes di ...
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User Guide for the SIP - T21P IP Phone 6 Options Phone User Inter face W eb User I nter face -- Contrast √ √ -- Language √ √ -- Time & Date √ √ -- Administrator P assword √ √ -- K ey as Send √ √ -- K eypad Lock √ √ -- V olume √ -- Ring T ones √ √ -- Contact Management -- Director y √ -- Local Directory √ √ -- ...
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Overview 7 Options Phone User Inter face W eb User I nter face -- Intercom √ -- Multicast P aging -- Music on Hold -- ACD √ -- Messages √ SIP Account √ -- User Options -- R egister Status √ -- Activation √ -- Label √ -- Display Name √ -- R egister Name √ -- User Name √ -- P assword √ -- SIP Ser ver1/2 √ -- Ser ver Option -- ...
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User Guide for the SIP - T21P IP Phone 8 The following table shows documen tations available for the SIP - T21P IP phone. Name Contents Where found F ormat/Language Quick Installation Guide Basic setup of the phone In the package PDF/English Quick R eference Guide Basic call features and phone customizations In the package PDF/English User Guide Ph ...
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Getting Starte d 9 This chapter provides basic installation instructions an d information for obtaining the best per formance with the SIP - T21P IP phone. T opics include: P ack ag ing Contents Phone Installation Phone Initialization Phone Status Basic Network Settings R egistration Idle Screen If you require additional ...
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User Guide for the SIP - T21P IP Phone 10 P ower Adapter Handset & Handset Cord Ether net Cable Quick Instal lation Guide & Quick R efer ence Guide CD - R OM Check the list before installation. If you find anything missing, contact your system administrator. ...
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Getting Starte d 11 If your phone is already installed , proceed to Phone In itialization on page 13 . This section introduces how t o install the phone: 1) Attach the stand 2) Connect the handset and optional headset 3) Connect the network and power 1) Attach the stand 2) Connect the handset and optional headset Note 3) Connect the network and p o ...
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User Guide for the SIP - T21P IP Phone 12 AC P ower T o connect the AC power: 1. Connect the DC plug on the power adapter to the DC5V port on the ph one and connect the other end of the power adapter into an electrical power outlet. 2. Connect the in cluded or a standard Ethernet cable between the Internet port on the phone and the one on the wall ...
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Getting Starte d 13 Af ter your phone is powered on , the system boots up and per forms the following steps: Automatic Phone Initialization The phone finishes the initialization by loading the saved configuration. The LCD screen displays “Initializing… p lease wait” during this process. DHCP (Dynamic Host Configuration Protocol) The phone att ...
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User Guide for the SIP - T21P IP Phone 14 3. Enter the user name (admin) and password (admin) in th e login page . 4. Click Confirm to login. The phone status is displayed on the first page of the web user inter face. If your phone cannot contact a DHCP ser ver for any reason, you n eed to configur e network settings manually . The IP phone can sup ...
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Getting Starte d 15 P ort . 2. Press or to select IPv4 , IPv6 or IPv4 & IPv6 from the IP Mode field. 3. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. T o configure a static IPv4 address via phone user inter face: 1. Press Menu -> Settings- > Advanced Settings (password: admin) -> Network -> WAN P o ...
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User Guide for the SIP - T21P IP Phone 16 T o configure PPP oE via phone user inter face: 1. Press Menu -> Settings- > Advanced Settings (password: admin) -> Network -> WAN P ort -> IPv4 -> PPP oE IP Client . 2. Enter the user name and password in the corresponding fields. 3. Press the Save sof t k ey to accept the change or the B ...
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Customizing Y our Phone 17 Y ou can customize your SIP - T 21P IP phone by personally configuring certain settings, for example, contrast, language and time & date. Y ou can add contacts to the phone’s local director y manually or from call histor y . Y ou can also personalize different ring tones for different callers. This chapter provides ...
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User Guide for the SIP - T21P IP Phone 18 The default language of the phone user inter face is English . The phone will detect and use the same language as which of your web browser for the web user inter face. If the language of your web browser is not supported by the phone, the web user inter face will use En glish. Y ou can ch ange the language ...
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Customizing Y our Phone 19 3. Click Confirm to accept the change. T ext display ed on the web user inter face will change to the selected language. The time and date are displayed on the LC D screen when the phone is idle . If the phone cannot obtain the time and date from the Simple Network Time Protocol (SNTP) ser ver , you need to configure the ...
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User Guide for the SIP - T21P IP Phone 20 4. Press the Save sof t k ey to accept the change. The date and time display ed on the LCD screen will change accor dingly . T o configure the time and date format via phone user inter face: 1. Press Menu -> Settings -> Basic Setting -> Time & Date -> Time & Date F ormat . 2. Press or , ...
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Customizing Y our Phone 21 To change the administrat or password via phone user interface: 1. Press Menu -> Settings -> Advanced Settings (password: admin) -> Set P assword . 2. Enter the current password in the Current PWD field. 3. Enter the new password in th e New PWD field. 4. Enter the new password again in the Co nfirm PWD field. 5. ...
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User Guide for the SIP - T21P IP Phone 22 phone until unlock ed. F unction K ey s: The function k eys are lock ed . Y ou cannot use the MESSAGE, RD, TRAN, OK, X, navigation k eys, sof t k eys and line k ey s until unlock ed. All K ey s: All k eys are lock ed except the V olume k ey . Y ou are only allowed to dial emergency numbers, reject incoming ...
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Customizing Y our Phone 23 2. Enter the desired inter val in the Phone Lock Time Out (0~3600s) field. 3. Click Confirm to accept the change. Note T o un lock t he k eypad, you must know the k eypad unlock PIN of the phone . The default k eypad unlock PIN is “ 123 ” . T o change the k eypad unlock PIN via phone user inter face: 1. Press Menu -&g ...
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User Guide for the SIP - T21P IP Phone 24 T o unlock the k eypad via phone user inter face: 1. Press any lock ed k ey , the LCD screen prompts “ Plea se En ter PIN ” . 2. Enter the PIN in the PIN field. 3. Press the Confirm sof t k ey to unlock the k ey pad. The icon disappears from the LCD screen. Y ou can long press or wait for a period of ti ...
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Customizing Y our Phone 25 T o adjust the volume when the phone is idle : 1. Press to adjust the ringer volume. Note T o adjust the volume when the phone is during a call : 1. Press to adjust the volume of currently engaged audio device (handset, speak er phone or headset). Ring tones are used to indicate incoming calls. Y ou can select different r ...
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User Guide for the SIP - T21P IP Phone 26 T o select a ring tone for the account via web user inter face: 1. Click on Account . 2. Select the desired account from the pull-down list of Account . 3. Click on Basic . 4. Select the desired ring tone from the pull-down list of Ring T ype . If Common is selected, this account will use the ring tone sele ...
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Customizing Y our Phone 27 3. Click Upload to upload the file. Note This section provides the operating instructions for managing contacts. T opics include: Director y Local Director y Blacklist R emote Phone B ook Director y provides easy access to frequently used lists. The lists may contain Local Director y , History , R emote Ph ...
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User Guide for the SIP - T21P IP Phone 28 5. T o adjust the display order o f enabled lists , select the desired list and then click or . The LCD screen displays the list(s) in the adjusted order . 6. Click Confirm to accept the change. Note T o check the directory via phone user inter face: 1. Press the Dir sof t k ey when the phone is idle. The L ...
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Customizing Y our Phone 29 T o add a group to the local director y: 1. Press the Dir sof t k ey . The IP phone enters the loca l director y directly as there is o nly Local Directory in the directory by default. If Local Directory is r emoved from the director y , press Menu -> Dir -> Local Director y to enter the local director y . 2. Press ...
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User Guide for the SIP - T21P IP Phone 30 3. Press the Option sof t k ey , and then select Detail from the prompt list. 4. Press or t o scroll through the group information and then edit. 5. Press the Save sof t k ey to accept change or the Back sof t k ey to cancel. T o delete a group from the local director y : 1. Press the Dir sof t k ey . The I ...
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Customizing Y our Phone 31 Y ou can add contacts to the local director y in the following ways: Manually From call history From remote phone book Adding Contacts Manually T o a dd a contact to the local d irector y manually: 1. Press the Dir sof t k ey . The IP phon e enters the local d irector y directly as there is only L ocal Directo ...
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User Guide for the SIP - T21P IP Phone 32 7. Press the Add soft k ey to accept the change or the Back soft k ey to cancel. Note Adding Contacts from Call Histor y T o add a contact to the local director y from the call histor y: 1. Press the History sof t k ey . 2. Press or t o select the desired entr y . 3. Press the Option sof t k ey , and then s ...
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Customizing Y our Phone 33 T o edit a contact in the local director y : 1. Press the Dir sof t k ey . The IP phone enters the loca l director y directly as there is o nly Local Directory in the directory by default. If Local Directory is r emoved from the director y , press Menu -> Dir -> Local Directory to enter the local director y . 2. Sel ...
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User Guide for the SIP - T21P IP Phone 34 2. Select the desired group and then press the Enter sof t k ey . 3. Press or to select the desired contact. 4. Press the Option sof t k ey , and then select Delete from the prompt list. The LCD screen prompts “ Delete Selected Item? ” . 5. Press the Ok soft k ey to confirm the deleti on or t he Cancel ...
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Customizing Y our Phone 35 T o search for a contact in the local director y: 1. Press the Dir sof t k ey . The IP phone enters the loca l director y directly as there is o nly Local Directory in the directory by default. If Local Directory is r emoved from the director y , press Menu -> Dir -> Local Directory to enter the local director y . 2 ...
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User Guide for the SIP - T21P IP Phone 36 The LCD screen displays the search results in the adjusted order . 6. Click Confirm to accept the change. Note T o search for a contact in the enabled search source lists: 1. Pick up the handset, press the speak erphone or press the line key . 2. Enter a few co ntinuous character s of the contact n ame or n ...
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Customizing Y our Phone 37 Y ou can manage your phone’s local directory via phone user inter face or web user inter face. But you can only import or export the contact list via web user i nterface. T o import a n XML fil e of contact list via web user inter face: 1. Click on Director y -> Local Director y . 2. Click Browse to locate a contact ...
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User Guide for the SIP - T21P IP Phone 38 6. (Optional.) Select the contact in formation you w ant to import into the local director y from the pull down list of Index . 7. Click Import to complete importing the contact list. T o export contact list via web user inter face: 1. Click on Director y -> Local Director y . 2. Click Export XML (or Exp ...
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Customizing Y our Phone 39 3. Enter the name and the office , mobile or other numbers in the corresponding fields. 4. Press o r , or the Switch sof t k ey to select the desired account from the Account field. If Auto is selected, the phone will use the first available acco unt when placing calls to the contact from the blacklist. 5. Press the Add s ...
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User Guide for the SIP - T21P IP Phone 40 Y ou can access your corporate director y through your phone. Y ou can add local contacts, search for a contact, or simply dial a contact nu mbe r from the corporate director y . Y ou can configure your new phone to access up to 5 corporate directories. The phone supports up to 2000 corporate director y ent ...
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Customizing Y our Phone 41 The phon e connects to load the corporate director y , and then the corporate co ntact list appears on the LCD screen. 3. Press the Back sof t k ey to back to the previous inter face. T o search for a contact in the corporate director y : 1. Press Menu -> Dir -> R emote Phone Book . If R emote Phone Book is added to ...
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User Guide for the SIP - T21P IP Phone 42 3. Enter the refresh period of corporate director y in the Search Flash Time ( Seconds) field. The default value is 21600 seconds. 4. Click Confirm to accept the change. The SIP - T21 P IP phone maintains call histor y lists of Placed Calls, Receiv ed Calls , Missed Calls and F or warded Calls. Call history ...
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Customizing Y our Phone 43 4. Press the Option sof t k ey , and then select Detail from the prompt list. The detailed information of the entr y appears on the LCD screen. T o place a call from the call histor y list : 1. Press the History sof t k ey . 2. Press or to switch between All Calls , Plac ed Calls , R eceived Cal ls , Missed Calls and F or ...
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User Guide for the SIP - T21P IP Phone 44 The LCD screen prompts "Delete all records?". 5. Press the Ok soft k ey to confirm the deleti on or t he Cancel sof t k ey to cancel. Y ou can upload your custom logo which will be shown on the idle screen. T o upload a custom logo via web user inter face: 1. Click on Features -> General Inform ...
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Customizing Y our Phone 45 5. Click Confirm to accept the change. Note Physically connect your headset and activate the headset mode for use. Fo r more information on physically connecting a headset, refer to Phone Installation on page 11 . T o activate the headset mode: 1. Press on the phone. The headset icon on the idle screen indicates that the ...
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User Guide for the SIP - T21P IP Phone 46 2. Select Enabled from the pull-down list of Headset Prior . 3. Click Confirm to accept the change. T o use headset prior feature, you should activate the headset mode in advance: 1. Physically connect the headset. 2. Press t o activate the headset mode. Note T wo types of DSS k eys: Line K eys and Programm ...
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Customizing Y our Phone 47 T o configure the line k ey via phone user inter face: 1. Press Menu -> F eatures -> DSS K eys . 2. Select the desired line k ey , and then press the Enter sof t k ey . 3. Select the desired k ey type from the T y pe field. 4. (Optional.) Select the desired k ey event from the K ey T ype field. 5. (Optional.) Select ...
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User Guide for the SIP - T21P IP Phone 48 F or more i nformation, contact your system administrator . Speed Dial Y ou can use this k ey feature to speed up dialing numbers of ten used or hard to remember . Dependencies: T ype ( Speed Dial ) Account ID (the account this feature will be applied to) V alue (the number you want to dial out) Usage: Pres ...
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Customizing Y our Phone 49 DTMF Y ou can use this k ey feature to send the specificat ion of arbitrary ke y sequences via DTMF . Dependencies: T ype ( K ey Event ) K ey T ype ( DTMF ) V alue (DTMF sequence) Usage: P ress the DSS k ey du ring an active call to send the k ey sequen ce specified in the V alue field. Note Prefix Y ou can use this k ey ...
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User Guide for the SIP - T21P IP Phone 50 XML Brows er Y ou can use this k ey feature t o access the XML browser quickly . The XML browser allows you to create custom ser vices which meet your functional requirements on the server . Y ou can customize practical applications, such as weather report, stock information, Google search, etc. Dependencie ...
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Customizing Y our Phone 51 Usage: Press the DSS k ey to forward an incoming call t o the number specified in the V alue field. Note T ransfer Y ou can use this k ey feature to handle the call differently depending on the transfer mode on DSS k ey when there is an active call on the phone. Dependencies: T ype ( K ey Event ) K ey T ype ( T ran ) V al ...
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User Guide for the SIP - T21P IP Phone 52 Dependencies: T ype ( K ey Event ) K ey T ype ( D ND ) Usage: When DND is in phone mode: 1. Press the DSS k ey to activate DND. 2. Press the DSS k ey again to deactivate DND. When DND is in custom mode: 1. Press the DSS k ey to access the custom DND inter face. 2. Activate or deactivate DND for one or all a ...
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Customizing Y our Phone 53 3. Configure the network parameters in the corresponding fields. 4. Press the Next sof t k ey . 5. Configure the auto provision parameters in the corresponding fields. 6. Press the Ok soft k ey . The phone will reboot to update configurations. K eypad Lock Y ou can use this k ey feature to immediately lock t he k eypad of ...
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User Guide for the SIP - T21P IP Phone 54 2. Customize specific features for these k eys. 3. Click Confirm to accept the change. Y ou can click R eset to default to reset custom settings to defaults. Note Y ou can register one or multiple accounts on the SIP - T21P IP phone. Y ou can also configure each line k ey t o associate with an accou nt or c ...
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Customizing Y our Phone 55 Y ou can repeat steps 2 to 5 to register more accoun ts. T o disable an account via phone user inter face: 1. Press Menu -> Settings -> Advanced Settings (password: admin) -> Accounts . 2. Select the desired account and then press the Enter sof t k ey . 3. Select Disable from the Activation field t o disable the ...
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User Guide for the SIP - T21P IP Phone 56 placed in the parenthesis. The number directs to the right parenthesis when there are more than one. Example: A replace rule configuration: Prefix: "9([5-7]) (.)", R eplace: "5$2". When you enter "96123" t o dial ou t on your phone, the number will be replaced as "5123&quo ...
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Customizing Y our Phone 57 When you enter the number “ 1 ” using the k eypad and then press the Se nd sof t k ey , the phone will dial out “ 1234 ” instead. Note T o edit a replace rule via web user inter face: 1. Click on Settings -> Dial Plan -> R eplace Rule . 2. Select the desired replace rule by checking the check box. 3. Edit th ...
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User Guide for the SIP - T21P IP Phone 58 F or more i nformation on the valid values of Account field, refer to R eplace Rule on page 56 . 4. Click Add to add the dial-now rule. When you enter the number “ 1234 ” using the k ey pad, the phone will dial out “ 1234 ” automatically without pressing any k ey . Note Delay Time for Dial-now Rule ...
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Customizing Y our Phone 59 2. Enter the time within 1- 14 (in seconds) in the Time- Out f or Dial-Now Rule field. 3. Click Confirm to accept the change. Note Area codes are also known as Numbering Plan Areas (NP As). They usually indicate geographical areas in a countr y . Th is feature is necessar y only when dialing the number outside the code ar ...
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User Guide for the SIP - T21P IP Phone 60 F or more i nformation on the valid values of Account field, refer to R eplace Rule on page 56 . 4. Click Confirm to accept the change. Note Y ou can block some specific numbers from being dialed on your phone. When you dial a block out number on your phon e, the dialing will fail and the LCD screen will pr ...
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Customizing Y our Phone 61 F or more i nformation on the valid values of Account field, refer to R eplace Rule on page 56 . 4. Click Confirm to add the block out number . Note Public telephone networks in countries around the world have a single emergency telephone number (emergency services number), that allows a caller to contact local emergency ...
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User Guide for the SIP - T21P IP Phone 62 F or multi ple numbers, enter a comma between every two emer gency numbers . The default emergency numbers are 110, 911 and 12 0. 3. Click Confirm to accept the change. Note Y ou can enable live dialpad on the SIP - T21P IP phone, which enables the IP phon e to automatically dial out t he phon e number with ...
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Customizing Y our Phone 63 3. Enter the desired delay time in the Inter Digit Time (1 ~14s) field. The default delay time is 4s. 4. Click Confirm to accept the change. Note Y ou can dial a hotline number immediately upon lift ing th e handset, pressing the Speak er phone k ey or pressing a line k ey . Y ou can also configure a delay , where t he ph ...
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User Guide for the SIP - T21P IP Phone 64 ...
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Basic Call Features 65 The SIP - T21 P IP phone is designed to be easily used lik e a regular phone on a public switched telephone network (PSTN). Y ou can place calls, answer calls, transfer a call to someone else, or conduct a conference call. This chapter provides basic operating instructions for the SIP - T21P IP phone. T opics include: Pla ...
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User Guide for the SIP - T21P IP Phone 66 Using the speak erphone Using the headset Y ou can also dial the number first, and then choose the way you want to speak to the other party . Y ou can also search an d dial a con tact from call history , l ocal director y or remote phone book. F or more information, refer to Contact Management on pa ...
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Basic Call Features 67 T o place a call using the headset: Do one of the following: - With the optional headset connected, press to activate the headset mode. Press the line k ey to obtain a dial tone. Enter the desired number using the k eypad. Press , , or the Send sof t k ey . - With the optional headset connected, press to activate the headset ...
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User Guide for the SIP - T21P IP Phone 68 Answering When Not in Another Call Call duration and destination will always appear on the LCD screen for the active call. T o answer a call using the handset: 1. Pick up the handset. T o answer a call using the hands-free speak erphone mode: Do one of the following: - Press . - With the handset on-hook and ...
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Basic Call Features 69 - If you are using the speak erpho ne, press or the Cancel sof t k ey . Note T o redial the last dialed number from your phone: 1. Press twice. A call to your last dialed number is attempted. T o redial a previously dialed number from your phone: 1. Press when the phone is idle. 2. Press or to select the desired entr y , and ...
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User Guide for the SIP - T21P IP Phone 70 3. Click Confirm to accept the change. Note T o view placed calls list when the phone is in the pr e-dialing screen: 1. Pick up the handset, press the speak erphone or press the line k ey . The LCD screen displays the placed calls list. Y ou can press or to select the desired entr y and then place a call to ...
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Basic Call Features 71 Auto answer is configurable via web user inter face at the path Account -> Basic . Note Y ou can enable auto redial to redial the phone nu mber automatically when the called party is busy . Y ou can also con figure the times settings for auto redial and the time to wait between redial attempts. T o configure auto redial vi ...
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User Guide for the SIP - T21P IP Phone 72 1. Press the Ok soft k ey to activate auto redial. The following prompt will appear on the LCD screen of the phone: 2. W ait for a period of time or press the Ok sof t k ey to redial the phone number . The phone will retr y as many times as configured until the called party is idle. Y ou can use call comple ...
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Basic Call Features 73 1. Press the Ok soft k ey , the phone returns to the idle screen and call completion is activated. When the called party becomes idle, the following prompt appears on the LCD screen of the phone: 2. Press the Ok soft k ey to redial the number . Note Y ou can press a call return k ey to place a call back to the last incoming c ...
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User Guide for the SIP - T21P IP Phone 74 The LCD screen indicates that the call is on mute. T o un -mute a call: 1. Press again to un -mute the call . Y ou can place an active call on hold. Only on e active call can be in progress at an y time. Other calls can be made and received while placin g the original call on hold. When you place a call on ...
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Basic Call Features 75 for example “2/ 3 ”, indicating that this is the second call ou t of three calls. Y ou can use DND to reject incoming calls automatically on the phone. Callers will receive a busy message. Y ou can enable/disable DND for the phone system, or you can customize DND for each or all accounts. T wo DND modes: Phone (defaul ...
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User Guide for the SIP - T21P IP Phone 76 T o activate DND in phone mode: 1. Press the DND sof t k ey when the phone is idle. The icon on the idle screen indicates that D ND is enabled. Incoming calls will be rejected automatically and " n New Missed Call (s) " ("n" indicates the number of the missed calls ) will appear on the L ...
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Basic Call Features 77 The LCD screen displays a list of the accoun ts on the phone. 2. Press the All On soft ke y to activate DND for all accounts. 3. Press the Save sof t k ey to accept the change. The icon appears on the idle screen and all line icon s change to . Incoming calls will be rejected automatically and " n New Missed Call (s) &qu ...
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User Guide for the SIP - T21P IP Phone 78 3. Enter the numbers in the DND Authorized Numbers field. F or multi ple numbers, enter a comma between ever y two numbers. 4. Click Confirm to accept the change. When DND is enabled on the ph one, the pho ne can still receive incoming call s from the numbers specified in the DND Authorized Numbers field. N ...
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Basic Call Features 79 of time. Y ou can enable/disable call forward for the phone system, or you can customize c all forward for each or all accounts. T wo call forward modes: Phone (default) : Call for ward is effective for the phon e system. Custom: Call for ward can be co nfigured for each or all accounts. T o configure the call for war ...
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User Guide for the SIP - T21P IP Phone 80 3. Depending on your selection: a.) If y ou select Always F orward : 1) Press o r , or the Switch sof t k ey to select Enable from the Always field. 2) E nter the destination number you want to forward all incoming calls to in the Fo r ward t o field. 3) (O ptional.) Enter the always for ward on co de or of ...
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Basic Call Features 81 before forwarding from the Af ter Ring Time field. The default ring time is 12 seconds. 4) (O ptional.) Enter the no answer forward on code or off code respectively in the On Code or Off Code field. 4. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. The icon on the idle screen indicates call f ...
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User Guide for the SIP - T21P IP Phone 82 b.) If y ou select Busy F or ward , you can enable it for a specific accou nt. 1) Press o r , or the Switch sof t k ey to select Enable from the Busy field. 2) E nter the destination number you want to forward all incoming calls to when the phone is busy in the F or ward t o field. 3) (O ptional.) Enter the ...
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Basic Call Features 83 4) (O ptional.) Enter the no answer forward on code or off code respectively in the On Code or Off Code field. Y ou can also enable no answer forward for all accounts. Af ter no answer forward was enabled for a specific account, do the following: 1) Press or to scro ll to the No Answer field. 2) Press the A ll Lines sof t k e ...
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User Guide for the SIP - T21P IP Phone 84 Press the Save sof t k ey to accept the change. T o disable call for ward in custom mode for a specific account: 1. Press Menu -> F eatures -> Call F or ward or press when the phone is idle. 2. Press or to select the desired account, then press the Enter sof t k ey . 3. Press or to select the desired ...
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Basic Call Features 85 3. Press or the T ran sof t k ey to complete call transfer . Then the call is connected to the number to which you ar e transferring. T o per form a semi-attended transfer: 1. Press or the T ran sof t k ey during a call. 2. Do one of the following: - Enter the number you want to transfer the call to. - Press the Dir sof t k e ...
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User Guide for the SIP - T21P IP Phone 86 If you are using a handset, call transfer can be completed by hanging up the handset. Y ou can cancel call transfer before the call is connect ed by pressing the Ca ncel soft k ey . Y ou can enable or disable call waiting on the phone. If call waiting is enabled, you can receive another call when there is a ...
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Basic Call Features 87 The SIP - T21 P IP phone supports up to 3 parties (including yourself) in a con ference call. This is the default method of conference called Local Conferen ce. T o set up a local conference call: 1. Place a call to the first party . 2. When the first party answers the call, press the Conference sof t k ey to place a new call ...
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User Guide for the SIP - T21P IP Phone 88 T o use this feature, contact your system administrator for the network con ference URI in advance. T o configure network conference via web user inter face: 1. Click on Account . 2. Select the desired account from the pull-down list of Account . 3. Click on Advanced . 4. Select Network Conference from the ...
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Basic Call Features 89 7. When the new party answers the call, press the 8. Conference sof t k ey to add the new party to the conference. 9. R epeat st eps 5 to 7 until you have added all intended parties. The procedures to set up a network conference call for specific server s may be diff erent from introduced above. Contact your system administra ...
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User Guide for the SIP - T21P IP Phone 90 designated as phone C. The user dials the call park retrieve code to retrieve the park ed call. The system establishes call between phone C and B. Note Y ou can use call pickup to answer someone else’s incoming call on the phone. The SIP - T2 1P IP phone supports direct ed c all pickup and group c all pic ...
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Basic Call Features 91 3. Click Confirm to accept the change. T o configure the direct ed call pickup code on a global basis via web user inter face: 1. Click on Features -> Call Pickup . 2. Enter the direct ed call pickup code in the Direct ed Call Pickup Code field. 3. Click Confirm to accept the change. T o configure the direct ed call pickup ...
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User Guide for the SIP - T21P IP Phone 92 4. Enter the direct ed call pickup code in the Direct ed Call Pickup Code field. 5. Click Confirm to accept the change. T o pick up a call directly : 1. Pick up the handset. The DPickup sof t ke y appears on the LCD screen. 2. Press the DPickup sof t k ey o n your phone when a phone receives a n incoming ca ...
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Basic Call Features 93 Group Call Pickup T o enable the group call pickup via web user inter face: 1. Click on Features -> Call Pickup . 2. Select Enabled from the pull-down list of Group Call Pi ckup . 3. Click Confirm to accept the change. T o configure the group call pickup code on a global basis via web user inter face: 1. Click on Features ...
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User Guide for the SIP - T21P IP Phone 94 4. Enter the group call pickup code in the Group Call Pickup Code field. 5. Click Confirm to accept the change. T o pick up a call in the group: 1. Pick up the handset. The GPickup sof t k ey appears on the LCD screen. 2. Press the GPickup sof t k ey on your phone when a phone in the gr oup receives an inco ...
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Basic Call Features 95 Y ou can use anon ymous call to block the identity and phone number from showing up to the called party when you call someone. F or example, you want to call to consult some of the servi ces, but don ’ t want to be harassed. A nonymous call is configurable on a per -line basis. Note T o configure anonymous call via phone us ...
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User Guide for the SIP - T21P IP Phone 96 Y ou can use anonymous c all rejection to reject incoming calls from ano nymous callers. Anonymous c all rejection automatically rejects incoming calls from callers who deliberately block their identities and numbers from showing up. Anonymous call rejection is configurable on a per -line basis. T o configu ...
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Advanced Phone Features 97 This chapter provides operating instructions for the advanced features of the SIP - T21P IP phone. T opics in clude: Busy Lamp Fi eld (BLF) Call R ecording Hot Desking Intercom Multicast P aging Music on Hold Automatic Call Distribution (ACD) Messages If you require additional information o ...
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User Guide for the SIP - T21P IP Phone 98 4. Press or , or the Switch sof t k ey to select t he desired line from the Account ID field. 5. Enter the phone number or extension you wan t to monitor in the V alue field. 6. (Optional.) Enter the pickup code in the Extension field. 7. Press the Save sof t k ey to accept the change or the Back sof t k ey ...
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Advanced Phone Features 99 In the following figure, the LCD screen shows an incoming call from 2020 on the monitored line. Note When there is an active call on the IP phone, you can transfer the active call to the monitored phone number directly by pressing the BLF k ey . The phone transfers the active call differently de pending on the transfer mo ...
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User Guide for the SIP - T21P IP Phone 100 4. Press or , or the Switch sof t k ey to select R ec ord from the K ey T ype field. 5. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. T o configure a URL record k ey via phone user inter face: 1. Press Menu -> F eatures -> DSS K eys . 2. Select the desired DSS k ey ...
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Advanced Phone Features 101 2. Press the recor d or URL record k ey again to stop recording. The recording icon disappears from the LCD screen and the recor d or URL record k ey LE D goes out. R ecording status indications you need to know: Circumstance Icons on the LCD screen A recording is started appear s on the LCD screen A recording canno t be ...
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User Guide for the SIP - T21P IP Phone 102 4. Press or , or the Switch sof t k ey to select Hot Desking from the K ey T ype field. 5. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Hot desking k ey is configurable via web user interface at the path DSSK ey ->Line K ey . T o use hot desking: 1. Press the hot desk ...
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Advanced Phone Features 103 Intercom is a useful feature in an office environment to quickly connect with the operator or the secretar y . Y ou can press the intercom k ey to automatically connect with a remote extension for out go ing intercom calls , and the remote extension will automatically answer the incoming intercom calls. Note T o configur ...
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User Guide for the SIP - T21P IP Phone 104 automatically answer an incoming intercom call while there is already an active call on the phone , the active call is placed on hold. Intercom features you need to know: Intercom Feature Description Accept Intercom Enable or disable the IP phone to automatically answer an incoming intercom call. Intercom ...
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Advanced Phone Features 105 Mute is disabled, the micro phone works for intercom calls. Intercom Mu te is disabled by default. W arning T one Y ou can enable or disable the phon e to play a war ning tone when receiving an intercom call. If W arning T one is enabled, the phon e pl ays a warning tone before answering the intercom call. If W ar ning T ...
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User Guide for the SIP - T21P IP Phone 106 The valid multicast IP addresses range from 224.0.0.0 to 239.255.255.255. 6. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Multicast paging k ey is configurable via web user interface at the path D SSK ey -> Line K ey . Y ou can also configure the phone to use a defaul ...
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Advanced Phone Features 107 involved. The multicast paging k ey LED illuminates solid green. The following figure shows a multicast RTP session on the phone: 2. Press the Hold sof t k ey to place the current multicast RTP session on hold. 3. Press the Cancel sof t k ey to cancel the multicast RTP session. Note Y ou can configure the phone to receiv ...
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User Guide for the SIP - T21P IP Phone 108 T o configure multicast listening addresses via web user inter face: 1. Click on Director y -> Multicast IP . 2. Select the desired value from the pull-down list of P aging Bar ge . 3. Select the desired value from the pull-down list of P aging Priority Active . 4. Enter the multicast IP address(es) and ...
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Advanced Phone Features 109 T o configure MoH ser ver via web user inter face: 1. Click on Account . 2. Select the desired account from the pull-down list of Account . 3. Click on Advanced . 4. Enter the SIP URI (e.g., sip:moh@sip.com) in the Music Ser ver URI field. 5. Click Confirm to accept the change. When you have placed a call on hold, the he ...
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User Guide for the SIP - T21P IP Phone 110 T o configure an ACD k ey via phone user inter face: 1. Press Menu -> F eatures -> DSS K eys . 2. Select the desired DSS k ey . 3. Press or , or the Switch sof t k ey to select ACD fr om the T ype field. 4. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. ACD k ey is c ...
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Advanced Phone Features 111 Y ou can send and receive text messages using the SIP - T21 P IP phone. New text messages can be indicated both acoustically and visually . When receiving a new text message , the phone will play a warning tone. Th e LCD screen will prompt receiving new text messages with the number of waiting messages (e. g., 1 New T ex ...
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User Guide for the SIP - T21P IP Phone 112 2. Compose the new text message. Y ou can press the abc soft k ey to change the inpu t mode. 3. Press the Send sof t k ey af ter completing t he content. 4. (Optional.) Press or , or the Switch sof t k ey to select the desired account from the From field. 5. Enter the number you want to send the message to ...
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Advanced Phone Features 113 The LCD screen prompts “ Delete Message? ” . 4. Press the Ok soft k ey to delete this message or the Cancel sof t key to cancel. Y ou can also delete all text messages by pressing the Delete sof t k ey a nd then select Del All . Fo r more information, refer to the above steps. Note Y ou can leave voice mails fo r som ...
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User Guide for the SIP - T21P IP Phone 114 T o configure voice mail access codes via phone user inter face: 1. Press Menu -> Messages -> V oice Mail -> Set Vo ice Mail . 2. Press or to select the acco unt which you want to set, p ress the 123 soft ke y to select the proper input mode and then enter the voice mail access code. 3. Press the ...
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Advanced Phone Features 115 indicated in three ways: a warning to ne, a prompt message (including a voice mail icon ) on the LCD screen, and th e MESSAGE k ey LED illuminates solid green. This will be cleared when you retrieve all voice mails or delete them. The MWI service i s unsolicited for some server s, so the SIP - T21P IP phone only handles ...
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User Guide for the SIP - T21P IP Phone 116 5. Enter the period time in the MWI Subscription P eriod (Seconds) field. 6. Click Confirm to accept the change. The IP phone will subscribe to the account number for MWI ser vice by default. T o enable Subscribe MWI to V oice Mail via web user inter face: 1. Click on Account . 2. Select the desired accoun ...
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Advanced Phone Features 117 6. Click Confirm to accept the change. The IP phone will subscribe to the voice mail number for MWI ser vice using Subscribe MWI to V oice M ail . Note MWI subscription is configurable via web use r inter face only . ...
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User Guide for the SIP - T21P IP Phone 118 ...
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T roubleshooting 119 This chapter provides general troublesho oting information to help to solve the problems you might encounter when using your SIP - T21P IP phone. If you require additional information or assistance with you r new phone, contact your system administrator . Why is the LCD screen blank? Ensure that the phone is properly plugge ...
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User Guide for the SIP - T21P IP Phone 120 How to obtain the MAC address of a phone when the phone is n ot powered on? Three ways you can obtain the MAC address of a phone: Y ou can ask your supplier for shipping information sheet which includes MAC addresses according to the co rresponding PO (Purchase Order). Y ou can find the MAC address ...
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T roubleshooting 121 Check that the headset volu me is ad justed to an appropriate level. R efer to V olume on page 24 . What is the difference bet ween user name, register name and display name? Both user name and register name are defined by the server . A user name is used to identify the account while a register name matched with a passwor ...
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User Guide for the SIP - T21P IP Phone 122 Why can ’ t I send a SMS to any other phone? SMS depends on support from a SIP ser ver . Contact your system adm inistrator for more information. How to change the user password? T o change the user password via web user interface : 1. Click on Security -> P ass wor d . 2. Select user from the pull-do ...
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T roubleshooting 123 4. Select the desired value from the pull-down list of RTP Encr yption (SRTP) . 5. Click Confirm to accept the change. Note How to reboot the phone? T o reboot the phone via web user inter face: 1. Click on Settings -> Upgrade . SRTP is not available on all servers. Contact y our system administrator for more information. SR ...
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User Guide for the SIP - T21P IP Phone 124 2. Click R eboot to reboot the phone. Note How to export PCAP t race? W e may need you to provide a PCAP trace to help analyze your problem. T o export a PCAP trace via web user inter face: 1. Click on Settings -> Upgrade . 2. Click Start to start recording signal traffic. 3. R ecreate t he error to be ...
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T roubleshooting 125 How to export system l og ? W e may need you to provide debug l og information to help analyze problem. By default, you can export the debug system log information to local PC. T o export the system log to local PC via web user inter face: 1. Click on Upgrade -> Advanced . 2. Select 6 from the pull-down list of System Log Le ...
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User Guide for the SIP - T21P IP Phone 126 2. Click Export to open file download window , and then save the file to your local system. T o import the phone configurations via web user inter face: 1. Click on Settings -> Configuration . 2. Click Browse to locate a configuration file from your local system. 3. Click Import to import the configurat ...
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T roubleshooting 127 2. Click Browse to locate the firmware from your local system. 3. Click Up grade to up grade the firmware. The web user inter face prompts “Firmware of the SIP Phone will be updated. It will tak e 5 minutes to complete. Please don't power off!” . 4. Click OK to confirm upgrading. How to reset the phone? R eset the phon ...
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User Guide for the SIP - T21P IP Phone 128 3. Press the Ok soft k ey . The LCD screen prompts “ R esett ing … Please W ait! ” . The LCD screen prompts “ W elcom Initializing … please wait ” . The phone will be reset to factor y sucessfully af ter startup. Note R eset of your phone may tak e a few minutes. Do not power off until the phon ...
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R egulator y Notices 129 Contact your Y ealink Authorized R eseller for information about ser vice agreements applicable to your product. TO THE FULL EXTENT ALL OWED B Y LAW , YEALINK EXCL UDES FOR ITSELF AND ITS SUPPLIERS ANY LIABILITY , W HETHER BASED IN CONTRACT OR TORT (INCLUDING NEGLIGENCE), FOR INCIDENT AL, CONSEQUENTIAL, INDIRECT , SPECIAL, ...
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User Guide for the SIP - T21P IP Phone 130 Please place no heavy objects on the device in case of damage and deformation caused by the heavy load. Keep at least 10 cm between the device and the closest object for heat dissipation. Do not place the device on or near any inflammable or fire-vulnerable objec t, such as rubber-made material ...
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Appendix A - Time Zones 131 Time Zone Time Zone Name − 11:00 Samoa − 10:00 United States-Hawaii-Aleutian − 10:00 United States-Alaska-Aleutian − 09:00 United States-Alaska Time − 08:00 Canada(Vancouver, Whitehorse) − 08:00 Mexico(Tijuana, Mexicali) − 08:00 United States-Pacific Time − 07:00 Canada(Edmonton, Calgary) − 07:00 Mexico ...
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User Guide for the SIP - T21P IP Phone 132 Time Zone Time Zone Name +01:00 Hungary(Budapest) +01:00 Italy(Rome) +01:00 Luxembourg(Luxembourg) +01:00 Macedonia(Sk opje) +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 J ...
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Index 133 A About This Guide v Account Management 54 Account Registration 54 Adding Contacts 31 Adding Groups 29 Ad ministrator password 20 Anonymous C al l 95 Anonymous C all Rejection 96 Answering C alls 67 Area Code 59 Attaching Stand 11 Audio Settings 24 Auto Answer 70 Auto Redial 71 Automatic C all Distribution (ACD) 109 B Basic Network Settin ...
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User Guide for the SIP - T21P IP Phone 134 Message Waiting Indicator 114 Multicast Paging 105 Music on Hold 108 N Network Conference 87 Network Connection 11 No answer Forward 78 O Outgoing Intercom C all s 103 Overview 1 P Pack ag ing Contents 9 Phone Initialization 13 Phone Installation 11 Phone Status 13 Phone User Interface 5 Placing C alls 65 ...
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