Yealink T26 User manual

T26 VoIP Phone User
manual

Safety Notices
Please read the following safety notices before installing or using this phone.
They are crucial for the safe and reliable operation of the device.
Please use the external power supply that is included in the package. Other
powers supplies may cause damage to the phone, affect the behavior or
induce noise.
Before using the external power supply in the package, please check with
home power voltage. Inaccurate power voltage may cause fire and damage.
Please do not damage the power cord. If power cord or plug is impaired, do
not use it, it may cause fire or electric shock.
The plug-socket combination must be accessible at all times because it
serves as the main disconnecting device.
Do not drop, knock or shake it. Rough handling can break internal circuit
boards.
Do not install the device in places where there is direct sunlight. Also do
not put the device on carpets or cushions. It may cause fire or breakdown.
Avoid exposure the phone to high temperature, below 0℃or high humidity.
Avoid wetting the unit with any liquid.
Do not attempt to open it. Non-expert handling of the device could damage
it. Consult your authorized dealer for help, or else it may cause fire, electric
shock and breakdown.
Do not use harsh chemicals, cleaning solvents, or strong detergents to clean
it. Wipe it with a soft cloth that has been slightly dampened in a mild soap
and water solution.
When lightning, do not touch power plug or phone line, it may cause an
electric shock.
Do not install this phone in an ill-ventilated place.
You are in a situation that could cause bodily injury. Before you work on
any equipment, be aware of the hazards involved with electrical circuitry
and be familiar with standard practices for preventing accidents.

Table of Content
INTRODUCING T26 VOIP PHONE...................................................................................................5
1.1 THANK YOU FOR YOUR PURCHASING T26.................................................................................5
1.2 DELIVERY CONTENT.................................................................................................................5
1.3 KEYPAD....................................................................................................................................6
1.4 PORT FOR CONNECTING ............................................................................................................7
1.5 ICON INTRODUCTION ................................................................................................................8
1.6 LED INTRODUCTION.................................................................................................................9
2INITIAL CONNECTING AND SETTING ...............................................................................11
2.1 CONNECT THE PHONE .............................................................................................................11
2.1.1 Connect to network............................................................................................................11
2.1.2 Power adaptor connection..................................................................................................12
2.2 BASIC INITIALIZATION............................................................................................................12
2.2.1 Network settings................................................................................................................12
3T26’S BASIC FUNCTION ..........................................................................................................14
3.1 MAKING A CALL .....................................................................................................................14
3.1.1 Call Device ........................................................................................................................14
3.1.2 Call Methods......................................................................................................................14
3.2 ANSWERING A CALL ...............................................................................................................14
3.3 DND.......................................................................................................................................15
3.4 CALL FORWARD .....................................................................................................................15
3.5 CALL HOLD............................................................................................................................15
3.6 CALL WAITING.......................................................................................................................15
3.7 MUTE .....................................................................................................................................16
3.8 CALL TRANSFER .....................................................................................................................16
3.9 3-WAY CONFERENCE CALL......................................................................................................16
3.10 MULTIPLE-LINE.......................................................................................................................16
4T26’S ADVANCED FUNCTION................................................................................................18
4.1 CALL PICKUP ..........................................................................................................................18
4.2 JOIN CALL...............................................................................................................................18
4.3 REDIAL /UNREDIAL................................................................................................................18
4.4 CLICK TO DIAL........................................................................................................................19
4.5 CALL BACK.............................................................................................................................19
4.6 AUTO ANSWER........................................................................................................................19
4.7 HOTLINE.................................................................................................................................19
4.8 APPLICATION..........................................................................................................................19
4.8.1 SMS...................................................................................................................................19
4.8.2 Memo.................................................................................................................................20
4.8.3 Voice Mail.........................................................................................................................20
4.9 PING .......................................................................................................................................20

4.10 PROGRAMMABLE KEY CONFIGURATION.................................................................................20
5T26’S OTHER FUNCTIONS......................................................................................................23
5.1 AUTO HANDDOWN .................................................................................................................23
5.2 BAN ANONYMOUS CALL.........................................................................................................23
5.3 BAN OUTGOING......................................................................................................................23
5.4 DIAL PLAN..............................................................................................................................23
5.5 DIAL PEER ..............................................................................................................................23
5.6 AUTO REDIAL.........................................................................................................................24
5.7 CALL COMPLETION .................................................................................................................24
5.8 RING FROM HEADSET.............................................................................................................24
5.9 POWER LIGHT.........................................................................................................................24
5.10 HIDE DTMF...........................................................................................................................24
5.11 PASSWORD DIAL.....................................................................................................................25
5.12 PRE DIAL................................................................................................................................25
5.13 ACTION URL&ACTIVE URI..................................................................................................25
5.14 PUSH XML.............................................................................................................................25
6T26’S BASIC SETTING..............................................................................................................26
6.1 KEYBOARD.............................................................................................................................26
6.2 SCREEN SET............................................................................................................................26
6.3 RINGER SET............................................................................................................................26
6.4 VOICE VOLUME......................................................................................................................26
6.5 TIME &DATE .........................................................................................................................26
6.6 GREETING WORD....................................................................................................................27
6.7 LANGUAGE SET ......................................................................................................................27
7T26’S ADVANCED SETTINGS.................................................................................................28
7.1 ACCOUNT ...............................................................................................................................28
7.2 NETWORK...............................................................................................................................28
7.3 SECURITY ...............................................................................................................................28
7.4 MAINTENANCE .......................................................................................................................28
7.5 FACTORY RESET......................................................................................................................28
8WEB CONFIGURATION...........................................................................................................29
8.1 INTRODUCTION OF CONFIGURATION .......................................................................................29
8.1.1 Ways to configure..............................................................................................................29
8.1.2 Password Configuration.....................................................................................................29
8.2 SETTING VIA WEB BROWSER ...................................................................................................29
8.3 CONFIGURATION VIA WEB.....................................................................................................30
8.3.1 BASIC ...............................................................................................................................30
8.3.2 Network.............................................................................................................................34
8.3.3 VOIP..................................................................................................................................44
8.3.4 Phone.................................................................................................................................57
8.3.5 Function Key .....................................................................................................................69

8.3.6 Maintenance.......................................................................................................................72
8.4 REBOOT..................................................................................................................................80
8.4.1 Security..............................................................................................................................80
8.4.2 Logout................................................................................................................................86
9APPENDIX...................................................................................................................................87
9.1 SPECIFICATION .......................................................................................................................87
9.1.1 Hardware ...........................................................................................................................87
9.1.2 Voice features....................................................................................................................87
9.1.3 Network features................................................................................................................88
9.1.4 Maintenance and management...........................................................................................89
9.2 DIGIT-CHARACTER MAP TABLE...............................................................................................89
Introducing T26 VoIP Phone
Thank you for your purchasing T26
Thank you for your purchasing T26, T26 is a full-feature telephone that
provides voice communication over the same data network that your computer
uses. This phone functions not only much like a traditional phone, allowing to
place and receive calls, and enjoy other features that traditional phone has, but
also it own many data services features which you could not expect from a
traditional telephone.
This guide will help you easily use the various features and services available
on your phone.
Delivery Content
Please check whether the delivery contains the following parts:
The base unit with display and keypad
The handset
The handset cable
The power supply
The Ethernet cable
The User Manual (you may download from our website)
IP Phone are designed to look like conventional phones, the following photo
shows a broad overview of the IP Phone.

Keypad
Key
Key name
Function Description
Line1/2
/3/4
There are four SIP lines; user could select any one
to make the call, if it has been registered.
Soft key 1/2/3/4
Keys combination, include functions such as
History/P-BOOK /DND /Menu /Del /Redial /Send
/
Quit/Answer/Divert/Reject/Hold/Transfer/Conf/Cl
ose and so on.
Navigation
Navigation key assist users for operating.
In idle state they have special function.
You can configure through the web page according
to your patterns of use.
Directory
Access to phone book, check the record list and
add new records and revise the record. When check
the phone book record, press this key again will
return to idle mode.

History
View the Missed call, Incoming Call and Outgoing
Call.
Redial
1. In the hook off /hands-free mode, use the key
to dial the last call number;
2. In stand-by mode, it has a function to check the
Outgoing Call.
Hands-free
Make the phone into hands-free mode.
mute
Press this key in calling mode, you can hear the
other side, and the other side cannot hear you.
Volume -/+
Turn down or turn up the volume by pressing these
two keys.
Indicator
light
If the light blinking, indicate the phone has missed
call.
Digital
keyboard
Inputting the phone number or DTMF.
DSS keys
You can configure them in the web page,.
Port for connecting
Port
Port name
description

Power switch
Input: 5V AC, 1A
WAN
10/100M Connect it to Network
LAN
10/100M Connect it to PC
External console
interface
Port type: RJ-45 direct connector
Headset
Port type: RJ-9 connector
Handset
Port type: RJ-9 connector
Icon introduction
Icon
Description
Call out
Call in
Call hold
Auto answer
Call mute
Contact
DND(Do not Disturb)

In hand free mode
In handset mode
In headset mode
SMS
Missed call
Call forward
LED introduction
Table 1 Programmable key LEDs for BLF
LED Status
Description
Steady green
The object is in idle status
Slow blinking red
The object is ringing
Steady red
The object is active
Off
The object is failed/ No subscribe
Table 2 Programmable key LEDs for Presence
LED Status
Description
Steady green
The object is online
Slow blinking red
The object is ringing
Steady red
The object is active
Off
The object is failed/ No subscribe
Table 3Line key LEDs
LED Status
Description
Steady green
The account is active
Fast Blinking green
There is an incoming call to the account
Slow Blinking green
The call is on hold/ Registration is unsuccessful
Off
The line is unapplied or idle
Table 4 Programmable key LEDs for line
LED Status
Description
Steady green
The account is active
Fast Blinking green
There is an incoming call to the account
Slow Blinking green
The call is on hold
Slow Blinking red
Registration is unsuccessful
Off
The line is not unapplied or idle

Table 5 Programmable key LEDs for MWI
LED Status
Description
Blinking green
There are new voice mails
Off
There is no new voice mail
Table 6 Power Indication LED
LED Status
Description
Steady red
Power on /There has note of miss incoming call
(Enable the power function)
Fast Blinking red
There is an incoming call (Enable the power
function)
Off
Power off/Disable the power function

Initial connecting and Setting
Connect the phone
Connect to network
Step 1: Connect the IP Phone to the corporate IP telephony network. Before
you connect the phone to the network, please check if your network can work
normally.
You can do this in one of two ways, depending on how your workspace is set
up.
Direct network connection—by this method, you need at least one available
Ethernet port in your workspace. Use the Ethernet cable in the package to
connect WAN port on the back of your phone to the Ethernet port in your
workspace. Since this VoIP Phone has router functionality, whether you have a
broadband router or not, you can make direct network connect. The following
two figures are for your reference.
Shared network connection—Use this method if you have a single Ethernet
port in your workspace with your desktop computer already connected to it.
First, disconnect the Ethernet cable from the computer and attach it to the
WAN port on the back of your phone. Next, use the Ethernet cable in the
package to connect LAN port on the back of your phone to your desktop
computer. Your IP Phone now shares a network connection with your computer.
The following figure is for your reference.

Step 2: Connect the handset to the handset port by the handset cable in the
package.
Step 3: connect the power supply plug to the AC 5V adapter port on the back
of the phone. Use the power cable to connect the power supply to a standard
power outlet in your workspace.
Step 4: push the on/off switch on the back of the phone to the on side, then
the phone‟s LCD screen displays “Initializing wait logon”. Later, a ready
screen typically displays the date, time.
If your LCD screen displays different information from the above, you need
refer to the next section “Initial setting” to set your network online mode.
If your VoIP phone registers into corporate IP telephony Server, your phone is
ready to use.
Power adaptor connection
Make sure that the power you use is comply with the parameters of power
adaptor.
1. Plug power adaptor to power socket.
2. Plug power adaptor‟s AC output to the AC5V port of T26 to start up.
3. There will be displayed black line and “initializing... wait logon...” on the
screen. After finishing startup, phone will show greeting, current date and time
and so forth.
4. If phone has registered to the server, you can place or answer calls.
Basic Initialization
T26 is provided with a plenty of functions and parameters for configuration.
User needs some network and VoIP knowledge so that user could understand
the meanings of parameters. In order to make user use the phone more easily
and convenient, there are basic configurations introduced which is mandatory
to ensure phone calls.
Network settings
Make sure that network is connected already before setting network of phone.
T26 uses DHCP to get WAN IP configurations, so phone could access to
network as long as there is DHCP server in it. If there is no DHCP server
available, phone has to be changed WAN network setting to Static IP or
PPPoE.
Setting PPPoE mode (for ADSL connection)
1. Get PPPoE account and password first.

2. Press Menu->Settings->Advanced Setting, then enter passwords, and choose
network ->WAN->Net Mode, enter and choose PPPoE through navigation keys
and press the Save key.
3. Press Quit, then choose PPPoE Set, press Enter.
4. The screen will show the current information. Press Del to delete it, then
input your PPPoE user and password and press Save.
5. Press Quit six times to return to the idle screen.
6. Check the status. If the screen shows “Negotiating…”it shows that the
phone is trying to access to the PPPoE Server; if it shows an IP address, then
the phone has already get IP with PPPoE.
Setting Static IP mode (static ADSL/Cable, or no PPPoE / DHCP network)
1. Prepare the network‟s parameters first, such as IP Address, Net mask,
Default Gateway and DNS server IP address. If you don‟t know this
information, please contact the service provider or technician of network.
2. Press Menu->Settings->Advanced Setting, then enter passwords, and choose
network ->WAN->Net Mode, enter and choose Static through navigation keys
and press the Save key.
3. Press Quit, then choose Static Set, press Enter.
4. The screen will show the current information, and then press Del to delete.
Input your IP address, Mask, Gateway, DNS and press Save to save what you
input.
5. Press Quit six times to return to the idle screen.
6. Check the status, the screen shows “Static”.the screen shows the IP address
and gateway which were set just now, if the phone could display the right time,
it shows that Static IP mode takes effect.
Setting DHCP mode
1. Press Menu->Settings->Advanced Setting, then enter passwords, and choose
network ->WAN->Net Mode, enter and choose DHCP through navigation keys
and press the Save key.
2. Press Quit six times to return to the idle screen.
3. Check the status, the screen shows “DHCP”，If the screen shows the IP
address and gateway which were set just now, it shows that DHCP mode takes
effect.

T26’s basic function
Making a call
Call Device
You can make a phone call via the following devices:
1. Pick up the handset, icon will be showed in the idle screen.
2. Press the Speaker button, icon will be showed in the idle screen.
3. Press the Headset button if the headset is connected to the Headset Port in
advance. The icon will be showed in the idle screen.
You can also dial the number first, and then choose the method you will use to
speak to the other party.
Call Methods
You can press an available line button if there is more than one account, then
1. Dial the number you want to call.
2. Press History softkey, use the navigation buttons to highlight your choice
(press Left/Right button to choose Missed Calls, Incoming Calls and
Outgoing Calls.
3. Press the RD button to call the last number called.
4. Press the programmable keys which are set as speed dial button.
Then press the Send button or Send softkey to make the call if necessary.
Answering a call
Answering an incoming call
1. If there is no other calling, you could choose the handle or press the speaker
button or use softkey-answer or press the headset to accept the call.
2. If you are on another call, press the fluctuation navigation key to answer the
new call.
During the conversation, you can alternate between Headset, Handset and
Speaker phone by pressing the corresponding buttons or picking up the
handset.

DND
Press DND softkey to active DND Mode. Further incoming calls will be
rejected and the display shows: icon. Press DND softkey twice to
deactivate DND mode. You can find the incoming call record in the Call
History.
Call Forward
This feature allows you to forward an incoming call to another phone number.
The display showed icon.
The following call forwarding events can be configured:
Off: Call forwarding is deactivated by default.
Always: Incoming calls are immediately forwarded.
Busy: Incoming calls are immediately forwarded when the phone is busy.
No Answer: Incoming calls are forwarded when the phone is not answered
after a specific period.
To configure Call Forward via Phone interface:
1. Press Menu ->Features->Enter->Call Forward->Enter,choose one number
and enter.
2. There are 4 options: Off, Always, Busy, No Answer.
3. If you choose one of them (except Off), enter the phone number you want
to forward your calls to. Press Save to save the changes.
Call Hold
1. Press the Hold button or Hold softkey to put your active call on hold.
2. If there is only one call on hold, press the hold softkey to retrieve the call.
3. If there are more than one call on hold, press the line button, and the
Up/Down button to highlight the call, then press the Unhold button to retrieve
the call.
Call Waiting
1. Press Menu ->Features->Enter->Call Waiting->Enter.
2. Use the navigation keys to active or inactive call waiting.
3. Then press the Save to save the changes.

Mute
Press Mute button during the conversation, icon will be showed in the LCD.
Then the called will not hear you, but you can hear the called. Press it again to
get the phone to normal conversation.
Call transfer
1. Blind Transfer
During talk, press the key Transf, and then dial the number that you want to
transfer to, and finished by "#". Phone will transfer the current call to the third
party. After finishing transfer, the call you talk to will be hanged up. User can
not select SIP line when phone transfers call.
2. Attended Transfer
During talk, press the key Transf, then input the number that you want to
transfer to and press Send. After that third party answers, then press Transfer to
complete the transfer. (You need enable call waiting and call transfer first).
3. Alert Transfer
During the talk, press Transf firstly, and then press Send after inputting the
number that you want to transfer. You are waiting for connection, now, press
Transf and the transfer will be done. (To use this feature, you need enable call
waiting and call transfer first).
3-way conference call
1. Press the Conf softkey during an active call.
2. The first call is placed on hold. Then you will hear a dial tone. Dial the
number to conference in, then press Send key.
3. When the call is answered, press Conf and add the first call to the
conference.
4. If you want to release the conference, press Split key.
Note: the server that user uses must support RFC3515 or it might not be used
(User must enable call waiting and three way call first).
Multiple-line
In this phone you can registe 6 SIP account numbers and the 6 accuonts can be used at
the same time.There are four keys used as SIP line toleranted to make calls in SIP
accounts.It will blink when the account registed failed.

In order to convenience the enterprise the phone support multiple call answering , call
hold and multi-line call.The user can answer 10 incoming call phones at most,you can
choose any call through pressing the fluctuation navigation key in taiking and the
other 9 calls will be in held.You also can press the fluctuation navigation key to
change the call and recover the talking then last call will be held automatic.You also
can define the six line keys as multi-line keys ,then each line key will relate to a call
and you can choose the talking through pressing the line keys and recover the talking
and the light to the line key will bright all the time when in taking ,then the light of
the call in held is sparking.
If user has 4 line calls and wants to invite the five party during the call, they
can press Conf or Transfer “New Call”, press OK, enter the number ,then press
Send and wait for the other party to answer. When the multiple-way calls, you
can press the arrow keys to select a call.

T26’s advanced function
Call pickup
Call pickup is implemented by simulating pickup function of PBX. it‟s that,
when A calls B, B rings but no answer, at this moment, C can hook off and
input an appointed prefix plus B‟s number, pick up A‟s call and talk with A.
The following chart shows how to configure an appointed prefix in dial peer to
have call pick up function.
*1* means appointed prefix code. After making the above configuration, C can
dial *1* plus B‟s phone number to pick up A‟s call. User can set prefix in
random, in the case of no affecting current dialing rules.
Join call
When B is calling C, A can join in the existing call by inputting an appointed
prefix numbers plus B or C number, if B or C also supports join call.
The following chart shows how to configure an appointed prefix in dial peer to
have join call function.
*2* means appointed prefix code. After making the above configuration, A can
dial *2* plus B or C number to join B and C‟s call. User can set prefix in
random, in the case of no affecting current dialing rules.
Redial / Unredial
If B is in busy line when A calls B, A will get notice: busy, please hang up. If
A want to connect B as soon as B is in idle, he can use redial function at the
moment and he can dials an appointed prefix number plus B‟s number to
realize redial function.
What is redial function? A can‟t not build a call with B when B is in busy, then
A will subscribe B‟s calling mode at 60 second intervals. Once B is available,
A will get reminder of rings to hook off, while A hooks off, A will call B
automatically. If at this time A is occupied temporarily and unwilling to contact
B, A also can cancel the redial function by dialing an appointed prefix plus B‟s
number before making the redial function.
*3* is appointed prefix code. After making the above configuration, A can dial

*3* plus B‟s phone number to make the redial function.
*4* is appointed prefix code. After configuration, A can dial *4* to cancel
redial function.
User can set prefix in random, in the case of no affecting current dialing rules.
Click to dial
When user A browses in an appointed Web page, user A can click to call user
B via a link (this link to user B), then user A‟s phone will ring, after A hooks
off, the phone will dial to B.
Notice ：It needs a external software what supports click to dial.
Call back
This function allows you dial out the last phone call you received.
Auto answer
Choose menu ->feature ->auto answer ->enter ->choose account ->enter,enable
the feature and set the delay time.When there is an incoming call, after no
answer time, the phone will answer the call automatically.
Hotline
You can set hotline number for every sip, and then enter the dialer interface and
after Warm Line Time, the phone will call out the hotline number automatically
Application
SMS
1) Press Menu ->Application->Enter->SMS->Enter.
2) Use the navigation keys to highlight the options. You can read the message
in the Inbox/Outbox.
3) After view the new message, you can press Reply to reply the message, and
use the 123 softkey to change the Input Method, when enter the reply message,
press OK, then use the navigation keys to select the line from which you want
to send, then Send.

4) If you want to write a message, you can press New and enter message. Use
the 123 softkey to change the Input Method. When you input the message you
want to send, press OK, then use the navigation keys to select the line from
which you want to send, then Send.
5) If you want to delete the message, after view the message, press Del, then
you have three options to choose: Yes, All, No.
Memo
You can add some memos to record some important things to remind you.
Press Menu->Application->Memo->Enter->Add.
There are some options to configure: Mode, Date, Time, text, Ring. When the
configuration is completed, press Save.
Voice Mail
1) Press Menu-> Application->Voice Mail->Enter.
2) Use the navigation keys to highlight the line for which you want to set, press
Edit, and use the navigation key to turn on the mode, and the input the number.
Press 123 softkey to choose the proper input method.
3) Press Save to save the change.
4) To view the new voicemail, Press the Voicemail softkey directly. Press Dial,
then you may be prompted to enter the password, then you can listen to your
new and old messages.
Ping
1) Press Menu-> Application->ping>Enter.
2) Input the IP you want ,and press start key ,if input wrong, you can press
“delete”to modification the IP.
3) After input the IP, wait a moment it will display”confirmation”, it meas
ping successful ,or means ping failed.
Programmable Key Configuration
The phone has 12 programmable keys which are able to set up to many
functions per key. The following list shows the functions you can set on the
programmable keys and provides a description for each function. The default
configuration for each key is N/A which means the key hasn‟t been set for any
functions.
1. Set the type as Memory Key