FAQ - Yealink - Your Guide to BluIP
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1. MAC Oriented CFG file will be used only by the phone that is using the specific MAC address For example during provision for a T28 with MAC 0015651130DB it will try to download yOO0000000000 cfg that is for all T28 and 0015651130DB cfg that is only for this phone The format of the content of these 2 files is completely the same If there s any conflict the MAC Oriented file has higher priority For more details please refer to Auto Provision Manual Q Why can t I upload the phonebook via auto provision A Please note that the phonebook you can upload via auto provision must be a local phonebook instead of a remote phonebook If you don t know what a local phonebook format is you can export a local phonebook to view The name must be contactData1 xml Q What is auto provision A It means auto configuration Yealink phones support most of the configuration parameters for auto provision local phonebook firmware and so on You can make auto provision on a single phone while it makes more sense in the massive configuration For more details you can refer to auto provision user manual you can download the auto provision file from Yealink web site Yealink T2XP T3XG VP530 phones Auto Provisioning User Guide Rev_70 0 Q What is the principle of a provision A The phone downloads a certain text based file CFG format which contains the configurations or firmware update request It will know what to do according2. are working properly how can fix it A Please check if the below suggestion can work 1 Reboot the phone 2 Reset the phone to the factory default 3 If item 1 2 can t work maybe there are some problem in the mainboard please change the mainboard for how to change it please refer to another FAQ which says How can change DSS keyboard LCD mainboard and key Q find the phone has a bad display display error how can fix it A There may be some problems of the LCD please change the LCD if you can for how to change the LCD please refer to another FAQ which says How can I change DSS keyboard LCD mainboard and key Q The phone can enter standby interface there is no Audio in the handset but the speaker works well how can fix this issue A Please check if the handset is connected to the handset port correctly and if the connection is OK please change the handset to check if it can fix this issue Q How can I change DSS keyboard LCD mainboard and key A Please refer to the maintenance instruction of T2 series ftp yealinkftp yealinkftp ftp yealink com 01 Manuals Hardware maintenance instructio Also we have document which includes some common issues of the phone and instruction about how to repair them for example no audio not display or power issue you can refer to the document list and repair instruction pdf
3. be redirected to its pre assigned server for configuration updating Consequently it is no longer necessary to unpack configure or repack a phone before shipping to the customer This greatly simplifies mass deployment by automatically configuration and saves a lot of time and money for deployment For more details please refer to Yealink web site http www yealink com product_info aspx ProductsCatelD 227 amp Cateld 217 amp BaselnfoCate Id 227 amp Cate_Id 227 amp parentcateid 217 2 Q How can get RPS A Send your application request to sales yealink com with your Company E mail We will process your application carefully Please include your company website link in your E mail Alternatively you can directly contact our local distributor for assistance via E mail or telephone Troubleshooting and Hardware maintenance 1 Q If the phone always stuck in the initialing states how can make it work again A Please use the recovery mode to check if it can fix this issue for how to use the recovery mode please see another FAQ which says how to use recovery mode 2 Q If 1 want to contact Yealink technical support team to report some issues which information should sent to them so they can locate this issue A Please describe the issue in details and also please also send the config bin file PCAP trace and level 6 syslog to Yealink for investigating Please refer to below instruction to obtain the PCAP trace config bin fi
4. to the text based file Q What is PnP which mentioned in auto provision A PnP stands for Plug and Play It is a method for our phones to get the provisioning URL If the phone is with PnP enabled when it boots up it will send multi broadcast message to its network any server usually the PBX recognizes the message will respond with the preconfigured provisioning URL so the phone will be able to download the CFG files from that URL It needs the server s support 6 Q How to use the AES Encryption tool A Please refer to the document ftp yealinkftp yealinkftp ftp yealink com 02 Tool AES Encryption Tool rar 7 Q What is M7 A M7 is a new mechanism of auto provision it is only can be used in the V70 version or higher M7 has its own file header version 1 0 0 1 which can t be deleted in the auto provision file for more details you can refer to the auto provision user manual Yealink T2XP T3XG VP530 phones Auto Provisioning User Guide Rev_70 0 8 Q How can upgrade the phone from V61 to V70 via auto provision A You can still use the old auto provision file to upgrade the phone from V61 to the V70 firmware once upgrade successfully you can use the M7 mechanism to do the auto provision RPS 1 Q What is RPS A RPS is a free service for Yealink customers all over the world By simply entering the MAC address of an IP phone and the URL of the provision server into Yealink s RPS upon initial boot up the phone can
5. 2 series and T3 series please download the document from below link ftp yealinkftp yealinkftp ftp yealink com Recovery 20Mode 20Upgrade How to upgrade Yealink phone on recovery mode rar For VP2009 upgrade to V40 version please download the document from below link ftp yealinkftp yealinkftp ftp yealink com Recovery 20Mode 20Upgrade V40 Upgrade Instruction for Recovery Mode _V1 2 rar For VP530 upgrade to V70 version please download the document from below link ftp yealinkftp yealinkftp ftp yealink com Recovery 20Mode 20Upgrade VP upgarde rar Q Why I can t upgrade the phone from V30 to V70 version A If you want to upgrade the phone from V30 to V70 you should upgrade V30 to V40 first and then upgrade the firmware from V40 to V70 For how to upgrade the phone to V40 please download the user manual and firmware from below link follow the instruction of the user manual Then upgrade the firmware from V40 to V70 you can download the firmware from our official website please see the below link http www yealink com SupportDownloadfiles detail aspx ProductsID 27 amp CatelD 180 amp fla g 142 5 Q Why the phone can t upgrade successfully A The below items may cause this issue please check 1 Target firmware is the same as current used firmware 2 Target firmware is not applicable for the model 3 Current or target firmware is protected Please select the applicable and authorized firmware for upgrade according
6. Catalogues IP PHONE Settings caese eenei hea tthe edad ead vel a aa a Seed e aa a a aei aaa ea 1 Install Upgrade IP phont se oniuiii eeii eits i AAE E EE A A N O A NS 7 Call feature irinn a a a a a a a a a a aa aaa a ea aaa aaaeaii aatia 8 AUTO PROVISIONING einans aaia aaa a i a a a aa aiaa a aa aaa aiaa aaa aa aa iaaea aiiai loata 10 RPS T ET E AE NOE E E E T NE E E AEE ET E N EN E 11 Troubleshooting and Hardware maintenance sessssssssssssssseessssresssresssrresssreesssresssreesssrresssreesse 11 IP phone Settings 1 Q How can I know the basic information such as IP address Firmware version of the phone A Press the OK button on the keyboard when the phone is in IDLE 2 Q How to obtain the MAC address of a phone in the case of not powered on A There are three ways you can obtain the MAC address of a phone 1 You can ask your supplier for shipping information sheet which includes MAC addresses according to corresponding PO 2 You can also find the MAC in the label of carton box 3 There is also MAC address at the back label of the phone s gift box besides IP phone itself has the MAC address at the back label 3 Q What re the main differences between T28 amp 1T26 A model LCD Logo Display Line Key T28 320 160 236 82 6 lines T26 132 64 132 64 3 lines 4 Q What are the main differences between T26 amp T22 A T26 Support extension module Support 10 DSS Key T22 Doesn t sup
7. LF feature A You can use the BLF feature to monitor a specific user for status changes on the phone For example you can configure a BLF key on the phone for monitoring the status of a friend s phone busy or idle When the friend picks up his phone to make a call the BLF key memory key LED illuminates solid red on your phone to indicate that the friend s phone is in use and busy For more details you can refer to the user manual 29 Q How can the phone support keep using the headset A There is a feature called headset prior feature under the phone gt feature page by enable this feature the headset light will be on when talking the voice will be transmitted through the headset if you press the speaker button you can change the voice channel but after the call is finished the headset light will be still on even you reboot the phone If you press the headset again it will disable this feature Install Upgrade IP phone Q How many expansion modules can be connected to T28 T26 T38 A You can connect at most six extension modules to T28 T26 T38 Note when you connect 3 expansion modules to the phone you need to connect one more adapter to the third extension module Q What will happen if connect both POE cable and power adapter Who has the priority A The ones manufactured before January 2010 use the power adapter prior while afterwards the phones use POE prior Q How to use the recovery mode A For T
8. Waiting Indication is not working A You can use the WireShark to capture the trace and check whether IP PBX has sent a standard sip notify message to the device For how to use the WireShark to catch the trace please refer to another FAQ which says How to capture a Wireshark packet Q Where can get the release note for the firmware upgrading A You can go and fetch it from below link and chose the model of the phone http www yealink com SupportDownloadfiles aspx Cateld 147 amp flag 142 Q How to use the remote phonebook A You should first place the remote phonebook file on the server and fill in the file s address into the Phone book URL on Contacts gt Remote Phone Book of Web UI of the phone And give it a name in the phone book name field Confirm Cancel Q How to set the DST Daylight Saving Time A You can set it on Phone gt Preference of web UI of the phone It will adjust the DST automatically based on the time zone you chose Q Why after I reset the phone to factory default some fields still keep filled for example the password of the account is it correct A Yes it is correct The reason why these fields still keep filled is because to ensure the securely of the configuration information the phone encrypted all the parameter which has relationship to the secure for example password of the account the AES key of the phone and so on After reset the phone to factory default the values
9. ble to obtain an IP address Prompting message Network Unavailable and icon w is displayed on LCD A Please check the blow items 10 1 First Check if your network cable is connected with PC port if yes please try to connect it to the Internet port 2 Check if the network cable is OK to make sure the connection between cable and phone is OK 3 Check if network parameters such as IP address are set correctly 4 Make sure your network is working fine i e DHCP server is running fine if there is available IP address in DHCP server if more than one DHCP servers conflict there Q Why it show IP conflict on the LCD A Please use the below two ways try to fix this issue 1 Try to set another available IP address for your phone 2 Re burn a correct MAC address for your phone using the burning tool provided by manufacturer Q Why I can see there is ringing but no sound after the call picked up A This issue appears is because the signaling is getting throught but the media stream is blocked signaling is transferred by the server while the media stream is transferred end to end so it will cause this issue when the signaling reaches but the media stream doesn t So please check your network setting to make sure the two devices can communicate with each other Q Ifind the speaker transfer and hold keys of one phone suddenly can t working when I press them they don t have response other keys
10. ce with BLF List URI the subscription will be simplified The phone will only use the group name of the BLF List URI to subscribe to the server once and the server will know to let subscribe all the extension numbers in that group This will greatly reduce the heavy burdens on the server For example if you have 10 extensions normally you will have to subscribe with the server for 10 times from the first extension number to the last However if you specify a BLF List URI including these 10 extensions and name it Sales you will only need to subscribe Sales with the server which happens only for once For more details please refer to the document Using BLF List Feature on Yealink SIP T2XP phones Rev_70 0 8 Q What is SCA feature used for A The Shared Call Appearance feature allows a line that is an address of record to place and receive calls on multiple endpoints Although the endpoints each register with the BroadWorks server with different unique URIs the call appears to the other party to be originating from or terminating at the same line no matter which of the endpoints sharing the line is used For more details please refer to the document Using BroadWorks SCA Feature on Yealink SIP T2XP Phones Rev_61 0 9 Q What is the difference between a remote phonebook and local phonebook A A remote phonebook is placed on a server while a local phonebook is placed on the phone flash A remote phonebook can be used b
11. e phone to resolve a popular picture format such as BMP and JPG To make it easy we enable only DOB file There s a tool for you to convert a BMP file to DOB You can download the tool and instructions from below link How to change the logo of Yealink Phones Rev_61 0 13 Q How to change the Yealink logo on LCD A Please refer to the document How to change the logo of Yealink Phones Rev_61 0 14 Q How to make ringtone for Yealink phone A You can use the Cooledit tool to make the ringtone you like and upload the ringtone to the phone For more details you can refer to the document for T2 series How to Make Ringtone for Yealink SIP T2XP Phones Rev_61 0 15 Q Why I can t send a SMS to any other phone A SMS is a feature that needs your server s support Please just check it with your system manager 16 Q How can we reset the phone to default settings A If you can access to the phone by admin please click to page Upgrade gt Basic then click Reset button to reset the phone to factory default Firmware Version Firmware Version 2 61 0 80 Hardware Version 1 0 0 3 Reset to Factory Setting Reset Reboot System Now Reboot Or you can press the Menu gt Settings gt Advanced Settings gt Reset to factory through phone UI to reset the phone to factory default 17 Q Why the phone cannot obtain an IP address via DHCP A Please check the connection with the network cable Make sure the network and the DHCP serv
12. er both work fine and there isn t more than one DHCP server 18 Q What is the mechanism of DHCP A The DHCP mechanism is like below 1 When a phone is set to have DHCP mode the phone will send DHCP request and the DHCP server will response and IP address is assigned 2 After half of the lease time the phone will send the DHCP request to the DHCP server apply for renewal 3 If the server has not response to it the phone will send DHCP request to the server again at 75 of the lease time 4 If the server has not response again the phone will not send the DHCP request 5 If the lease time is out the phone will release the assigned IP 19 Q How to make the call using SRTP A SRTP needs the server and the two phone parties supports also you should open it on Account Advanced gt Voice Encryption SRTP in the Web UI of the phone on both call parties Session Timer seconds 1800 Refresher Uac Q Use user phone Disabled ptime ms 20 Q BLF List URI 2 20 21 22 23 24 25 Q What is XML browser feature A With xml browser customers can personalize their features Such as weather forecast inquiry stock information date inquiry access to address book Google search news browsing music playing terminal parameters configuration and other functions For more details please refer to the document of T2 series Using XML Browser Feature on Yealink SIP T2XP phones Rev_61 0 Q Why MWI Message
13. for you to enable disable semi attended transfer Q How to increase the volume on Speaker amp on Headset A The volumes in different cases are separated Anytime you want to increase or reduce the voice you are hearing just use the volume buttons under the navigation keys When in idle it tunes the ringer volume In talking it tunes the receiving volume In dialing mode it tunes the volume for dial tone When you are using speaker it tunes for speaker and when you are using headset it tunes for headset The sending volume can only be adjusted via auto provision for now Q Why the phone play tone when hold how can disable it A When the phone is hold it will play out tone every 30 seconds to prompt that the phone is being hold status There is a parameter PlayHoldTone in feature page of T2X phone also PlayHoldToneDelay defines the interval time If you disable this parameter the phone will not play out tone when hold MulticastCodec G722 x PlayHold Tone Enabled PlayHold ToneDelay 30 AllowMute Enabled Q How can I use the Group Listening feature A You can configure one DSS key with Group Listening feature By pressing the Group listening key you can activate two modes handset speaker mode and headset speaker mode In these two modes you can talk with the other party with the handset or headset the other people only can hear the voice from the speaker During talking pressing the Group Listening key to e
14. le and level6 syslog For T2 series phone 1 Log on the web UI go to upgrade gt Advanced page 2 Set the system log level to level 6 3 Then click the confirm button then the phone will reboot The phone must reboot for this parameter take effect 4 Export the config bin file 5 Click start button the phone will start to capture the trace and then reproduce this issue once the issue happen click stop button and export the PCAP file 6 Export the level 6 system log Export Import Config 5 3 Press here to export Import Export the config bin files Export System Log Local Press here to export the gt levels system log Export System Log Level 2 Press the confirm 6 x 1 set the log level to level 6 then the phone will PCAP Trace restart Start 1 gt it zg After you clicked the start button Pls ake a test call and export the PCAP file here For T3 series and VP530 the steps to obtain the information are the same as the T2series but the path maybe a little different The config bin file and syslog are under Phone gt Configuration page While the PCAP trace is under Phone gt Upgrade page Also you can use a Wrieshark tool to capture the trace 3 Q How to capture a Wireshark packet A Please refer to the document instruction rar Please note if you want to catch the trace use this tool the pc and the phone should be connected to the same hub 4 Q Why the phone una
15. nable this feature if you press this key again it will disable this feature Q What is Call Completion feature A Call Completion is feature allowing some form of alternative interaction between parties who cannot converse directly with each other For example A call B B is busy A want get a notification when B finish the call so that A would be able to call B again promptly Call Completion feature need PBX supported For more details you can refer to the user manual http www yealink com Upload ip T38G Quicklnstall YealinkSIPT38GUserGuide 17182927 946 pdf Q How can use the dual headset feature A If enable this feature you can connect first headset to the headset port connect the second headset to the handset port When talking with the other party the two headsets can hear the voice at the same time but only the first headset can talk with the other party This feature often used in the training mode the student can hear the communication between the coach and the trainer Logon the web UI go to phone gt feature page and enable the Dual headset parameter Auto provisioning Q When it comes to auto provision what is the difference between a Common CFG file and MAC Oriented CFG file A During provisioning a phone will try to download 2 CFG files one is Common CFG file and the other MAC Oriented CFG file Both files will let the phone know what to provision Common CFG file will be used by a specific model while
16. of these fields is empty the program still encrypted the values so you can see these fields keep filled URL Account Password leoecccce Common AES Key MAC Oriented AES Key Zero Active Disabled 26 Q Why when use the Action URI feature the phone can t work A Please check the below items 1 Log onthe web UI go to phone gt feature page and check the below items Trusted Action URI Server List please configure it with the server you trusted Login Timeout 1 1000 minutes 5 Trusted Action URI Server List 0 AllowMute Enabled v The format T2 series is different from the T3X and VP530 so please make sure the format you use is correct for the models For T2 series please use the below format 27 Q How can I hide the password during talking A There is a feature Suppress DTMF Display when enable this feature when you press the DTMF button during talking it will show the to hide the DTMF button The path is log on the web Ul go to phone gt feature page If you enable the Suppress DTMF Display Delay when you press the DTMF button during talking first you can see the digit you press after a while it will turn to be symbol If you disable this Delay parameter the DTMF you press during talking will turn to be symbol immediately Save Call Log Enabled X E Suppress DTMF Display Disabled Suppress DTMF Display Delay Disabled Close Power Light Disabled X 28 Q What is B
17. port extension Doesn t have DSS key module 5 Q What s the different between T22 amp T20 A model LCD Logo Display Line Xml phonebook SMS T22 132 64 Picture logo 3 lines Support Support T20 2 15 characters Text logo 2 lines Not support Not support 6 Q What does on code and off code mean A They are the codes specified on the server which the phone uses to activate or deactivate a certain action by sending it to the server On Code is to activate a feature while Off Code is to deactivate a feature Take the On Code for Always forward for example if you set the On Code to be 78 this code is supposed to be a feature code to activate Always forward on the server and the target as 201 When you enable Always forward the Forward feature on the phone side is for sure activated at the same time the code 78201 will be sent to the server hence the server side will also know that this phone is set to Always forward its calls to 201 So the server side will be able to get the right status of the extension 7 Q What is BLF List URI used for A This parameter is for BroadSoft platform On BroadSoft platform you can set up a BLF group containing several extension numbers A name should be specified to this group that is the so called BLF List URI Normally when you use BLF you should set them up in DSS Keys and the phone will subscribe to the server for each extension on
18. to firmware naming rule Yealink firmware naming rule T28 2 x X X T26 6 x X X T22 7 X X Xx T20 9 x x x T38 38 x x x T32 32 X xX X VP530 23 x x x 6 Q How can upgrade the Extension module A You can use T26 T28 to upgrade the extension module for how to upgrade it please refer to the document from below instruction Upgrade the EXP39 How to upgrade the Yealink EXP39 via T28 or T26 Upgrade the EXP38 How to upgrade the Yealink EXP38 via T28 Upgrade the EHS36 How to Upgrade EHS36 Firmware via T26 or How to Upgrade EHS36 Firmware via T28 Call feature 1 Q If configure the Ringer Device for Headset setting on the WEB UI why the ring still plays by speaker A If you would like to play ringtone by headset besides configure the setting of Ringer Device for Headset the Headset should be enabled by pressing the Headset button on the keyboard the LED of the headset will be on 2 Q What is Semi attended Transfer A As defined in RFC55839 it is a hybrid between a fully attended transfer and an unattended transfer We know that when a transferor makes an attended transfer to a certain target it waits till the target party answers and then complete the transfer this is attended transfer If the server supports the transferor can hang up the call before the target party answers and the transfer can also be completed this is called semi attended transfer For Yealink phones there s an option
19. y 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 stuff in the company can load this phonebook and each time they reach the remote phonebook the data is passed real time from the certain server 10 Q What is the difference between user name register name and display name A 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 password is used for authentication if the server requires Display name is the caller ID that will be displayed on the called party Some servers also define the display name so this parameter set on the phone may not take effect 11 Q Is there a SIP message that can make the phone reboot A Yes The message is formed like NOTIFY sip lt user gt lt dsthost gt SIP 2 0 To sip lt user gt lt dsthost gt From sip sipsak lt srchost gt CSeq 10 NOTIFY Call ID 1234 lt srchost gt Event check sync reboot true For more details you can refer to the document http www yealink com Upload document HowtoremoterebootphonethroughS Pmessage HowtoremoterebootphonethroughSIPmessageRev_610 20460023840 pdf 12 Q Why do Yealink phones use DOB format logo file instead of popular BMP JPG and so on A The picture the phone can recognize has some special requirements It is not easy for th
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