Yealink T21PN manual

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Copyright © 2011 YEALINK NETWORK TECHNOL OGY Copyright © 2011 Y ealink Network T echn ology CO ., L TD. All rights reserved. No parts of this publication may be reproduced or transmitted in any form or by any means, electron ic or mechanical, photoco pying, recording, or otherwise, for an y purpose, without the express written permission of Y eal[...]

Note: This devic e is tested and co mplies with the limits for a Class B digital de vice, pursuant to Pa rt 15 of the FCC Rules. Thes e limits are designed to provide reasona ble protection against harmful interference in a residential instal lation. This equi pment generates, uses, and can radiate radio frequency ene rgy and, if not installed and [...]

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About This Guide v Thank you for choosing the SIP - T21P IP phone, an exquisitely designed SIP IP phone. This unit provides business telepho ny features such as Call Hold, Call T ransfer , Busy Lamp Field, Shared Line, Hot Desking, Mu lticast Paging and Conference over an IP network. This guide provides ever ything you need to quickly use your new [...]

User Guide SIP - T21P IP Phone vi[...]

T able of Contents vii About This Guide ...................................................................... v In This Guide ......................................................................................................................... v T able of Contents ..................................................................... vii Over v[...]

User Guide SIP - T21P IP Phone viii Blacklist ................................ ............................................................................................ 22 R emote Phonebook ........................................................................................................ 22 Call Histor y Management ........................[...]

T able of Contents ix R e ceiving RTP Stream ..................................................................................................... 66 Music on Hold ..................................................................................................................... 67 Automatic Call Dis tribution (ACD) ..............................[...]

User Guide SIP - T21P IP Phone x[...]

Overview 1 This chapter provides t he over view o f the SIP - T21P IP phone. The top ic s include:  Hardware Componen t Instructions  Icon Instructions  LED Instructions  User Inter faces  Documentation If you require additional information or assistance with you r new phone, contact your system administrator . The main hardware comp[...]

User Guide 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 informa[...]

Overview 3 Icons appear on the phone LCD screen are described in the following table: Icon Description Network is unavailable R egistered successfully R egistered fail R egistering Hands-free speak erphone mode Handset mode Headset mode Multi-lingual lowercase letters input mode Multi-lingual uppercase letters input mode Alphanumeric input mode Num[...]

User Guide SIP - T21P IP Phone 4 Icon Description Missed Calls Call F or ward R ecording box is full A call cannot be recorded R ecording starts succ essfully R ecording canno t be st arted R ecording canno t be st opped[...]

Overview 5 Power Indicator LE D LED Status Description Solid green The phone is power ed on . Flashing green The phone is ringing. Off The phone is power ed off . Line key LED LED Status Description Solid green The line is active. F ast flashing green The line receives an inco ming call, the phone is ringi ng . Slow flashing green The call is place[...]

User Guide SIP - T21P IP Phone 6 There are two ways to customize specific configurations on your SIP - T21P IP phone:  Using the user inter face on the IP phone.  Using the user inter face in an internet browser window from you r PC. The hardware components k eypad and LCD screen constitute the phone user inter face , which allows the user to[...]

Overview 7 The options you can use to customize the IP phone via ph one user inter face and/or via web user inter face are listed in the following table: Options Phone User Inter face W eb User Inter face Status -- IP -- MAC -- Firmware -- Network -- Phone -- Accounts √ √ Basic Call Features -- Call Fo r ward -- Call P ark -- Call Pickup -- Cal[...]

User Guide SIP - T21P IP Phone 8 Options Phone User Inter face W eb User Inter face Advanced Phone Features -- BLF/BLF List -- Shared Line -- Intercom -- Call R ecording -- Hot Desking -- Multicast P aging -- Music on Hold -- ACD -- Messages √ √ √ √ √ √ √ √ √ SIP Account -- User Options -- R egister Status -- Activation -- Label -[...]

Overview 1 The following table shows documen tat ions available for the SIP - T21P IP phone. Name Contents Where found F ormat/ Language Quick Installation Guide Basic set up 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 Phone/ W eb user inter face s[...]

User Guide SIP - T21P IP Phone 2[...]

Getting Started 3 This chapter provides basic installation instructions an d information for obtaining the best per formance with the SIP - T2 1P IP phone. Th e topics include:  P acking List  Phone Installation  Phone Initialization  Phone Status  Basic Network Settings  R egistration  Idle Screen If you require additional inf[...]

User Guide SIP - T21P IP Phone 4  P ower A dapter  Handset & Handset Cord  Ethernet Cable  Quick Installation Guide & Quick R eference Guide  CD - R OM Check the list before installation. If you find anything missing, contact your system administrator.[...]

Getting Started 5 If your phone is already installed , proceed to Phone In iti alization on page 7 . This section introduces how to install the phone with the compon ents i n the packing list:  Attach the Stand  Connect the Handset and optional Headset  Connect the Network and P ower 1) Attach the Stand: a. Desk-mounted Method: b. W all-mo[...]

User Guide SIP - T21P IP Phone 6 3) Con nect the Network and P ower: Y ou have two options for power and network connections. Y our system administrator will advise you which one to use.  AC power  P ower over Ethernet (P oE) 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 con[...]

Getting Started 7 T o connect the P oE: 1. Connect the Ethernet cable between the Internet port on the phone and an available port on the in-line power switch/hub. Note Af ter your phone has been powered up, the system boots up and per forms the following steps: Automatic Phone Initialization The phone finishes the initialization process by loading[...]

User Guide SIP - T21P IP Phone 8 Y ou can view the system status of your phone via phone user inter face or web user inter face. A vailable information of phone status includes:  Network status including W A N port and LAN port information.  Phone status including device model, firmware version and MAC ad dress .  Account status indicating[...]

Getting Started 9 Generally , your phone will be deployed with multiple other pho nes. In this case, your system administrator will configure the phone parame ters beforehan d, so that af ter you start up your phone, the phone will be registered and ready to use. If your pho ne is not registered, you may have to register it. F or more information o[...]

User Guide SIP - T21P IP Phone 10[...]

Customizing Y our Phone 11 Y ou can customize your SIP - T21 P IP phone by configuring the setting for time and date, language , and ring tones, for example. Y ou can add contacts to the phone‟s local director y manually or from call histor y . Y ou can handle incoming calls from differ ent contacts in different ways. This chapter provides basic [...]

User Guide SIP - T21P IP Phone 12 web user inter face will use English by default. Y ou can change the language for the phone user inter face and the web user inter face respectively . Note T o change the language for the phone user inter face: 1. P ress Menu -> Settings -> Basi c Settings -> Language . 2. P ress or to select the desired l[...]

Customizing Y our Phone 13 5. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Note T o configure the time and date manually via phone user inter face: 1. Press Menu -> Settings -> Basic Settings -> Time & Date -> Manual Settings . 2. Enter the specific Date and Time . 3. Press the Save sof t k ey to [...]

User Guide SIP - T21P IP Phone 14 The date formats you need to know: Date Fo rmat Example (2011-8-17) WW W MMM DD W ed Aug 17 DD -M MM- YY 17-Aug- 11 YYYY - MM - DD 2011 - 08 -17 DD/MM/YYYY 17/08/2011 MM/DD/YY 08/17/11 DD MMM YYYY 17 Aug 2011 WWW DD MMM W ed 17 Aug You can also configure the time and date settings via web user interface at the path[...]

Customizing Y our Phone 15 F unction K eys: The function k eys are lock ed. Y ou cannot use the MESSAGE, TRAN , RD, OK, navigation k eys, V olume k ey , line k eys, and the sof t k eys until unlock ed. All K eys: All k eys are lock ed. Y ou are only allowed to dial emergency numbers, and answer incoming calls by lif t ing the handset , pressing the[...]

User Guide SIP - T21P IP Phone 16 Y ou can also activate or deactivate the k eypad lock via web user inte r face at the path Phone -> Preference . Note Y ou can press the V olume k ey to adjust the receiver volume of currently used audio devices (handset, speak erphone o r headset), when the phone is in the dialing interface or during a call. Y [...]

Customizing Y our Phone 17 2. Press or to select the desired ring tone. 3. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. T o select a ring tone for the phone via web user inter face: 1. Click on Phone -> Preference . 2. Select the desired ring t on e from the pull-down list of Ring T ones . 3. Click Confirm to [...]

User Guide SIP - T21P IP Phone 18 This section provides the operating instructions for managing contacts. The topics include:  Local Director y  Blacklist  R emote Phoneboo k The built-in phone director y stores the names and phone numbers of you r contacts. Y ou can store up to 300 contacts in your phon e's local di rector y . Y ou c[...]

Customizing Y our Phone 19 T ones field. 7. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Note Adding Contacts from Call Histor y T o add a contact to the local direct ory from the call histor y: 1. Press the History sof t k ey . 2. Press or to highlight the desired entr y . 3. Press the Option sof t k ey , and th[...]

User Guide SIP - T21P IP Phone 20 3. Press the Option sof t k ey , and then select Detail from t he prompt list. 4. Press or to switch between different items and then edit. 5. Press the Save sof t k ey to accept change or the Back soft key to cancel. T o delete a contact from the local dir ector y: 1. Press Dir -> Local Directory -> Contacts[...]

Customizing Y our Phone 21 3. Enter a few continuous charact ers of th e contact name or continu ous numbers of the contact phone number using the k eypad. 4. Press the OK soft k ey . The contacts whose name or phone number matches the characters entered will appear on the LCD screen. Y ou can dial from the result list. Y ou can manage your phone?[...]

User Guide SIP - T21P IP Phone 22 The built-in phone director y stores the names and phone numbers of the blacklist. Y ou can store up to 30 contacts in your phon e‟s black list director y . Y ou can add, edit, delete or search for a contact in the blacklist director y . Y ou can also dial a contact in the blacklist director y , but an incoming c[...]

Customizing Y our Phone 23 T o place a call from the corporate director y: 1. Press Dir -> R emote Pho nebook . 2. Press or to select the desired remote group, an d t hen press the Enter sof t k ey to load the corporate director y . 3. Select the desired contact in the corporate director y . 4. Press the Dial sof t k ey . In addition, you can en[...]

User Guide SIP - T21P IP Phone 24 2. Press or to switch between All Calls , Dialed Calls , R eceived Calls , Missed Calls and F or warded Calls . 3. Press or to select the desired entr y . 4. Press the Option sof t k ey , and then select Add to Contacts (or Add to Blackli st ) from the prompt list. F or more information, refer to Contact Management[...]

Customizing Y our Phone 25 Physically connect your headset , refer to Phone Installation on page 5 and activate/deactivate it for use. T o activate the headset: 1. Press on the phone. The headset icon on the idle screen indicates that the headset mode is activated. Press the line k ey or the Answer sof t k ey to receive a call, th e call will conne[...]

User Guide SIP - T21P IP Phone 26 Y ou can use two headsets when enabling the dual headset feature . T o use this feature, you must physically connect headsets both to t he headset jack and handset jack respectively . Once the phone joins in a call, people with the headset connected to the headset jack has a full-duplex conversation, another people[...]

Customizing Y our Phone 27  F or ward  T ransfer  Hold  DND  R edial  SMS  Group Listening F or more information, 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 ) V alue (the number you want to dial out)[...]

User Guide SIP - T21P IP Phone 28 Conference Y ou can use this k ey feature to set up a conference call. F or more information, refer to Conference on p age 47 . Dependencies: T ype ( K ey Event ) K ey T ype ( Conf ) V alue (the number you want to add to the conference) Usage: Press the DSS k ey during an active call to set up a conference with the[...]

Customizing Y our Phone 29 Hold Y ou can use this k ey feature to place an active call on hold or retrieve a held call. Dependencies: T ype ( K ey Event ) K ey T ype ( Hold ) Usage: 1. Press the DSS k ey during an active call to pl ace the call on ho ld . 2. Press the DSS k ey again to retrieve the held call. DND Y ou can use this k ey feature to a[...]

User Guide SIP - T21P IP Phone 30 Dependencies: T ype ( K ey Event ) K ey T ype ( Group Listening ) Usage: 1. During a call, press the DSS k ey to activate group listening mode. Y ou can then speak and listen through the ha ndset/ he a dset, other persons at your side can listen through the speak er at the same time. 2. Press the DSS k ey again to [...]

Customizing Y our Phone 31 4. Press the Save sof t k ey to accept the chan ge or the Back sof t k ey to cancel. Y ou can also register or disable an account via web user inter face at the path Account -> Basic . Y ou can configure multiple line k eys associated with an accou nt. This enhances call visualization and simplifies call handling. Inco[...]

User Guide SIP - T21P IP Phone 32 Y ou can configure one or more replace rules to remove the specified string and replace it with another string. Y ou can configure a pattern with wildcards (expression syntax refer to the table above), so that any string that matches the pattern will be replaced. This feature is designed for co nvenience when you t[...]

Customizing Y our Phone 33 begins with 2 will be dialed out automatically on the phone. T o add a dial-now rule via web user inter face: 1. Click on Phone -> Dial Plan -> Dial-now . 2. Enter the desired value (e.g. 1234 ) in the Dial-now Rule field. 3. Enter the desired line ID in the Account field or leave it blank. 4. Click Add to add the d[...]

User Guide SIP - T21P IP Phone 34 Y ou can block the dialing of specific numbers. When you dial a block out number on your phone, the dialing will fail and t he LCD screen will prompt “ F orbidden Number ” . T o add a block out number via web user inter face: 1. Click on Phone -> Dial Plan -> Block Out . 2. Enter the desired value in the [...]

Customizing Y our Phone 35 4. Click Confirm to accept the change. Note Y ou can dial a hotline number immediately once you lif t the handset, press the speak erphone k ey or a line k ey . Y ou can also configure to dial out the hotline number in a period of time, the phone will dial out the hotline number automatically aft er the specified delay ti[...]

User Guide SIP - T21P IP Phone 36[...]

Basic Call Featur es 37 The SIP - T21P IP p hone 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. The topics include: [...]

User Guide SIP - T21P IP Phone 38 dial from the search results. F or more information, refer to Contact Management on page 18 and Call Histor y Management on page 23 . During a call, you can alternate between Speak erphon e , Headset, or Handset modes by pr essing the speak erphone k ey , the HEA DSET k ey , or picking up the handset. The call dura[...]

Basic Call Featur es 39 Press , , or the Send sof t k ey . - With the optional headset connected, press to activate the headset mode. Enter the desired number using the k eypad. Press , , or the Send sof t k ey . Note T o place multiple calls: Y ou can have more than one call on your SIP - T21P IP phone. T o place a new call during an active call, [...]

User Guide SIP - T21P IP Phone 40 T o answer a call using the handset: 1. Pick up the handset. T o answer a call using the hands-free speaker phone mode: Do one of the following: - Press . - With the handset on-hook and headset mode deactivated, press the Answer sof t k ey . - With the handset on-hook and headset mode deactivated, press the line k [...]

Basic Call Featur es 41 T o redial the last placed call from your phone: 1. Press twice. A call to your last placed call is attempted. T o redial a previously placed call from your phone: 1. Press when the phone is idle. 2. Press or to select the desired entr y from the dialed call list, and then press or the Send sof t key . Y ou can press a call [...]

User Guide SIP - T21P IP Phone 42 The phone 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. At any time, at most one active call can be in progress on your phone , other calls can be received and made while placing the original call on hold. When placing[...]

Basic Call Featur es 43 retrieve the call. Y ou can enable or disable the Do N ot Distu rb (DND) mode on the phone. If DND mode is enabled, the phone will reject all incoming calls automatically , and the callers will hear a busy signal or a message, depending on how your system administrator set up the configuration server . T o activate the DND m[...]

User Guide SIP - T21P IP Phone 44 1) Press or , o r the Switch sof t k ey to select En able from the Always field. 2) Enter the destination number you want to for ward all incoming calls to in the F or ward to field. 3) (Optional.) Enter the always for ward on code or always off co de respectively in the On Code or Off Code field. b.) If you select[...]

Basic Call Featur es 45 4) (Optional.) 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 LCD screen indicates call for ward is en abled . Y ou can also configure forw ard feature via web user interface at [...]

User Guide SIP - T21P IP Phone 46 Y ou can transfer a call to another party in one of the three ways:  Blind T ransfer : T ransfer a call directly to another party without con s ulting.  Semi-Attended T ransfer : T ransfer a call when receiving ringback.  Attended T ransfer : T ransfer a call with prior consulting. T o per form a blind tra[...]

Basic Call Featur es 47 Y ou can create a conference with other parties using the phone‟s local con ference feature. Y ou can create a conference between an active call and a call on hold (on the same or another line) by pressing the Conf soft key . The network conference feature allows you to add and remove specific conference parties. Note The [...]

User Guide SIP - T21P IP Phone 48 Y ou can use network conference feature on the SIP - T21P IP phone to conduct a conference with multiple participants. This feature allows you to per form the following:  Join two calls together into a conference call.  Invite another party into an active conference call. T o use this feature, contact your sy[...]

Basic Call Featur es 49 Y ou can use call park feature to place a call on hold, and then retrieve the call from another phone in the system (for example, a phone in an other office or conference room). Y ou can park an active call by pressing the call park k ey on the phone. If the c all is park ed su ccessfully , the response is either a voice pro[...]

User Guide SIP - T21P IP Phone 50 The system establishes call between phone C and B. Note Y ou can press a pickup k ey to answer someone else‟s incoming call on the phone . The SIP - T21P IP phone supports the directed c all pickup and group c all pickup features. Directed call pickup is used for picking up a call that is ringin g at a specific p[...]

Basic Call Featur es 51 T o pick up a call directly : 1. Press the pickup k ey on your pho ne when the specific phone number receives a n incoming call. The call is answered on your phone. Group Call Pickup T o configure a group pickup k ey via phone user inter face: 1. Press Menu -> F eatures -> DSS K ey s . 2. Select the desired DSS k ey . [...]

User Guide SIP - T21P IP Phone 52 T o configure anonymous call via phone user inter face: 1. Press Menu -> F eatures -> Anonymous Call . 2. Press or , or the Switch sof t k ey to select the desired line from the Line ID field. 3. Press or , or the Switch sof t k ey to select Enable from the Anonymous Call field. 4. (Optional.) Enter the anony[...]

Basic Call Featur es 53 5. (Optional.) Enter the anonymous call rejection on code in the R eject On Code field. 6. (Optional.) Enter the anonymous call rejection off co de in the R eject Off Code field. 7. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Y ou can also configure anonymous call rejection via web user i[...]

User Guide SIP - T21P IP Phone 54[...]

Advanced Phone Features 55 This chapter provides operating instructions for the advanced features of the SIP - T21P IP phone. The topics include:  Busy Lamp Fi eld (BLF)  BLF List  Shared Line  Call R ecording  Hot Desking  Intercom  Multicast P aging  Music on Hold  Automatic Call Distribution (ACD)  Messages If you r[...]

User Guide SIP - T21P IP Phone 56 3. Press or , or the Switch sof t k ey to select BLF from the T ype field. 4. Press or , or the Switch sof t k ey to select the desired line from the Account ID field. 5. Enter the phone number or extension you wan t t o monitor in the V alue field. 6. (Optional.)Enter the pickup code in the Extension field. 7. Pre[...]

Advanced Phone Features 57 7. Click Confirm to accept the change. Note T o configure BLF List k eys via phone user inter face: 1. Press Menu -> F eatures -> DSS K ey s . 2. Select the desired DSS k ey . 3. Press or , or the Switch sof t k ey to select BLF List from the T ype field. 4. Press or , or the Switch sof t k ey to select the desired [...]

User Guide SIP - T21P IP Phone 58 T o place the call on public hold: 1. Press the shared line k ey or the Hold sof t k ey when there is an active call on the shared line. T o pick up the call placed on public hold: 1. Press the shared line k ey on an y phone when there is a public held call on the shared line. The shared line k ey LED illuminates f[...]

Advanced Phone Features 59 Y ou can record calls by pressing a record k ey on the SIP - T21P IP phone. There are 2 different ways of configuring call recording and they even work different ly :  R ecord : Th e phone sends SIP INFO message containing a specific header to trigger a recording.  URL R ecord : The phone sends HTTP URL request to t[...]

User Guide SIP - T21P IP Phone 60  During a conference call  When the phone prompts you to answer an inco mi ng call The R ecord/ URL R ecord k eys are not available:  When there are no connected calls on your phone  When you place a new call T o record a call: 1. Press a R ecord or a URL R ecor d ke y during a call. If the recording st[...]

Advanced Phone Features 61 T o configure a hot desking k ey via phone user inter face: 1. Press Menu -> F eatures -> DSS K ey s . 2. Select the desired DSS k ey . 3. Press or , or the Switch sof t k ey to select K ey E vent from the T ype field. 4. Press or , or the Switch sof t k ey to select Hot Desking from the K ey T ype field. 5. Leave t[...]

User Guide SIP - T21P IP Phone 62 Intercom is a u seful feature in an office environment to quickly con nect with the operator or the secretar y . Y ou can press the configured 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[...]

Advanced Phone Features 63 phone to 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 features Description Intercom Allow Allows you to enable or disable the IP phon e to automatically answer an incoming intercom call. I[...]

User Guide SIP - T21P IP Phone 64 Mute is disabled, the microphone is un-muted for incoming calls. Intercom Mute is disabled by default. Intercom T one Y ou can enable or disable the phone to play a warning tone when receiving an intercom call. If Intercom T one is enabled, the phon e play s a warning tone to alert you before answering the intercom[...]

Advanced Phone Features 65 6. Press the Save sof t k ey to accept the chan ge or the B ack sof t k ey to cancel. Y ou can also configure a multicast paging k ey via web user inter face at the path Phone -> DSS K eys . Y ou can also configure the phone to use a default codec for sending Multicast RTP stream via web inter face. T o configure a def[...]

User Guide SIP - T21P IP Phone 66 Y ou can configure the phone to receive a R eal Time T ransport Protocol (RTP) stream from the pre-configured multicast address(es) without involving SIP signaling. Y ou can specify up to 10 multicast addresses that the phone listens to on the network. Y ou can also change the behavior of how the phone handles inco[...]

Advanced Phone Features 67 Music on hold (MOH) is the business practice of playing recorded music to fill the silence that would be heard by the callers who have been placed on hold. T o use this feature, you should specify a SIP URI pointing to a Music on Hold Server account, when plac ing a call on hold, the phone will invite this SIP URI to the [...]

User Guide SIP - T21P IP Phone 68 ID field. 5. Press the Save sof t k ey to accept the change or the Back sof t k ey to cancel. Y ou can also configure an AC D k ey vi a web user inter face at the path Phone -> DSS K eys . T o use the ACD feature: 1. Press the A CD k ey when the phone is idle . The phone LCD screen prompts you the following info[...]

Advanced Phone Features 69 Y ou can send and receive text messages using the SIP - T21P 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, the phone LCD screen will prompt receiving new text messages with the number of waiting messages ( example: 1 New[...]

User Guide SIP - T21P IP Phone 70 5. Enter the number you want to send the message to in the To field. 6. Press the Send sof t k ey to send the message or the Back sof t k ey to cancel. Y ou can also send a text message via web user inter face at the path Phone -> SMS . T o reply a text message: 1. Press Menu -> Messages -> T ext Message -[...]

Advanced Phone Features 71 Y ou can leave voice mails for someo ne else on the SIP - T21P IP phone. Y ou can also listen to the voice mails stored in a centralized location. When receiving a new voice mail, the phone will play a warning tone and the MESSAGE k ey LED will illuminate. The phone LCD screen will prompt receiving a new voice mail and a [...]

User Guide SIP - T21P IP Phone 72 2. F ollow the voice prompt to listen to the voice mails. Note T o view the voice mail via phone user inter face: 1. Press Menu -> Messages -> V oice Mail -> View V oice Mail . The phone LCD screen displays the amount of the voice mails that includes new or old voice mails. 2. Select an account and then pr[...]

T roubleshooting 73 This chapter provides general troubleshooting information to help you 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 phone LCD screen blank?  Ensure your phone is properly plugg[...]

User Guide SIP - T21P IP Phone 74 Why doesn ‟ t the phone ring? Check the ring er volume on your phone. T o adjust the ring er volume setting, press the Vo lume k ey when the phone is on-hoo k and i dle. F or more information, refer to V olume on page 16 . Why can ‟ t I receive calls?  Check the SIP registration with your system administrato[...]

T roubleshooting 75 2. Click R eboot to reboot the IP phone. Note How to reset your phone? R eset your phone when other T roubleshooting suggestions do not correct the problem . Y ou need to note that all customized settings will be overwritten af ter resetting. W e recommend asking your system administrator for advice before resetting your phone. [...]

User Guide SIP - T21P IP Phone 76 2. Select Lo cal from the pull-down list of Export System Log . 3. Click Export to open file download window , and then save the file to your local system. Y ou can also export the system log to a Syslog Server , contact your system administrator for more information. How to Export/ Import phone Configurations? W e[...]

R egulatory Notices 77 Contact your Y ealink Authorized R eseller for information about service agreements applicable to your product. TO THE FULL EXTENT ALL OWED B Y LA W , YEALINK EXCL UDES FOR ITSELF AND ITS SUPPLIERS ANY LIABILITY , WHETHER BASED IN CONTRA CT OR TORT (INCLUDING NEGLIGENCE), FOR INCIDENT AL, CONSEQUENTIAL, INDIRECT , SPECIA L, O[...]

User Guide SIP - T21P IP Phone 78  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 object, such as rubber-made materials.  Kee[...]

Appendix A- Time Zones 79 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(M[...]

User Guide SIP - T21P IP Phone 80 Time Zone Time Zone Name +01:00 Hungary(Budapest) +01:00 Italy(Rome) +01:00 Luxembourg(Luxembourg) +01:00 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(Amma[...]

Index 81 A About This Guide v Account Registration 30 Account Management 30 Adding Contacts 18 Anonymous C al l 51 Anonymous C all Rejection 52 Answering C alls 39 Area Code 33 Attaching Stand 5 Automatic C all Distribution (ACD) 67 Audio Settings 16 B Backlight 11 Basic Network Settings 8 Blacklist 22 BLF list 56 Block O ut 34 Busy Lamp Field (BLF[...]

User Guide SIP - T21P IP Phone 82 Placing Calls to Contacts 20 Placing C alls 37 Programmable Keys 30 O Overview 1 Outgoing intercom C all s 62 R Registration 9 Redialing Numbers 41 Regulatory Notices 77 Remote Phonebook 22 Replace Rule 31 Ring Tones 16 Receiving RTP Stream 66 S Searching for Contacts 20 Safety Instructions 77 Semi-attended Transfe[...]