Yealink SIP-T21P E2 User Manual
Hereby, Yealink Network Technology CO., LTD. declares that this phone is in conformity
with the essential requirements and other relevant provisions of the CE, FCC.
You can find the CE and FCC information from the label on the back of the IP phone.
Copyright © 2016 YEALINK NETWORK TECHNOLOGY CO., LTD
Copyright © 2016 Yealink Network Technology CO., LTD. All rights reserved. No parts of this
publication may be reproduced or transmitted in any form or by any means, electronic or
mechanical, photocopying, recording, or otherwise, for any purpose, without the express written
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its consent to downloading and printing copies of the content provided in this file only for private
use but not for redistribution. No parts of this publication may be subject to alteration,
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damages arising from use of an illegally modified or altered publication.
THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS GUIDE ARE
SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND
RECOMMENDATIONS IN THIS GUIDE ARE BELIEVED TO BE ACCURATE AND PRESENTED
WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL
RESPONSIBILITY FOR THEIR APPLICATION OF PRODUCTS.
YEALINK NETWORK TECHNOLOGY CO., LTD. MAKES NO WARRANTY OF ANY KIND WITH
REGARD TO THIS GUIDE, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Yealink Network Technology
CO., LTD. shall not be liable for errors contained herein nor for incidental or consequential
damages in connection with the furnishing, performance, or use of this guide.
This device is marked with the CE mark in compliance with EC Directives 2006/95/EC and 2004/108/EC.
This device is compliant with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interference received, including interference that may cause undesired
To avoid the potential effects on the environment and human health as a result of the
presence of hazardous substances in electrical and electronic equipment, end users of
electrical and electronic equipment should understand the meaning of the crossed-out
wheeled bin symbol. Do not dispose of WEEE as unsorted municipal waste and have to
collect such WEEE separately.
operation.
Note: This device is tested and complies with the limits for a Class B digital device, pursuant to Part 15 of the
FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception, which can be determined
by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
1. Reorient or relocate the receiving antenna.
2. Increase the separation between the equipment and receiver.
3. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
4. Consult the dealer or an experience radio/TV technician for help.
We are striving to improve our documentation quality and we appreciate your feedback. Email
your opinions and comments to DocsFeedback@yealink.com.
Yealink SIP-T21(P) E2 IP phone firmware contains third-party software under the GNU General Public License
(GPL). Yealink uses software under the specific terms of the GPL. Please refer to the GPL for the exact terms
and conditions of the license.
The original GPL license, source code of components licensed under GPL and used in Yealink products can
be downloaded online:
http://www.yealink.com/GPLOpenSource.aspx?BaseInfoCateId=293&NewsCateId=293&CateId=293.
Note
Network Directory and Network Call Log features are hidden for IP phones in neutral
system administrator for more information.
About This Guide
Thank you for choosing the SIP-T21 E2/SIP-T21P E2 (hereinafter referred to as SIP-T21(P) E2)
IP phone, exquisitely designed to provide business telephony features, such as Call
Hold, Call Transfer, Busy Lamp Field, Multicast Paging and Conference over an IP
network. The difference between the SIP-T21 E2 and SIP-T21P E2 IP phones is that only
SIP-T21P E2 supports PoE.
This guide provides everything you need to quickly use your new phone. First, verify
with your system administrator that the IP network is ready for phone configuration. Also
be sure to read the Packaging Contents and Regulatory Notices sections in this guide
before you set up and use the SIP-T21(P) E2 IP phone.
firmware, which are designed for the BroadWorks environment. Please contact your
Topics provided in this guide include:
Chapter 1 Overview
Chapter 2 Getting Started
Chapter 3 Customizing Your Phone
Chapter 4 Basic Call Features
Chapter 5 Advanced Phone Features
This section describes the changes to this guide for each release and guide version.
The following section is new:
Entering Data and Editing Fields on page 20
Major updates have occurred to the following sections:
Icon Instructions on page 3
v
User Guide for the SIP-T21(P) E2 IP Phone
Optional Accessories on page 12
Phone Installation on page 13
Troubleshooting on page 155
Appendix A - Time Zones on page 169
The following sections are new:
Shared Call Appearance (SCA) on page 129
Bridged Line Appearance (BLA) on page 142
Major updates have occurred to the following sections:
Icon Instructions on page 3
LED Instructions on page 4
Web User Interface on page 7
Call Forward on page 92
vi
Table of Contents
About This Guide ...................................................................... v
In This Guide ......................................................................................................................... v
Summary of Changes .......................................................................................................... v
Changes for Release 80, Guide Version 80.95 .............................................................. v
Changes for Release 80, Guide Version 80.60 ............................................................. vi
Table of Contents ..................................................................... vii
Overview .................................................................................. 1
Hardware Component Instructions .................................................................................... 1
Icon Instructions .................................................................................................................... 3
LED Instructions ..................................................................................................................... 4
User Interfaces ..................................................................................................................... 6
Phone User Interface ........................................................................................................ 6
Web User Interface ........................................................................................................... 7
Documentations ................................................................................................................... 9
Getting Started ....................................................................... 11
Packaging Contents ........................................................................................................... 11
Optional Accessories ..................................................................................................... 12
Phone Installation ............................................................................................................... 13
Phone Initialization ............................................................................................................. 16
Phone Status ....................................................................................................................... 16
Basic Network Settings ...................................................................................................... 18
Registration ......................................................................................................................... 20
Idle Screen .......................................................................................................................... 20
Entering Data and Editing Fields ..................................................................................... 20
Customizing Your Phone ......................................................... 25
General Settings ................................................................................................................ 25
Contrast ............................................................................................................................ 25
Backlight .......................................................................................................................... 26
Language ......................................................................................................................... 26
Time & Date ..................................................................................................................... 27
Administrator Password ................................................................................................. 29
Key as Send ..................................................................................................................... 30
vii
User Guide for the SIP-T21(P) E2 IP Phone
Phone Lock ....................................................................................................................... 30
Audio Settings .................................................................................................................... 33
Volume ............................................................................................................................. 33
Ring Tones ........................................................................................................................ 33
Contact Management ....................................................................................................... 35
Directory........................................................................................................................... 35
Local Directory ................................................................................................................ 37
Blacklist ............................................................................................................................ 47
Remote Phone Book ........................................................................................................ 49
Call History Management ................................................................................................ 51
System Customizations ...................................................................................................... 53
Logo Customization ........................................................................................................ 53
Headset Use .................................................................................................................... 54
DSS Keys .......................................................................................................................... 56
Account Management ................................................................................................... 65
Dial Plan ........................................................................................................................... 67
Emergency Number ........................................................................................................ 73
Live Dialpad .................................................................................................................... 74
Hotline .............................................................................................................................. 75
Basic Call Features ................................................................. 77
Placing Calls ....................................................................................................................... 77
Answering Calls ................................................................................................................. 80
Ending Calls ........................................................................................................................ 81
Redialing Numbers ............................................................................................................ 81
Recent Call In Dialing ........................................................................................................ 81
Auto Answer ....................................................................................................................... 83
Auto Redial .......................................................................................................................... 83
Call Completion ................................................................................................................. 85
ReCall .................................................................................................................................. 86
Call Mute ............................................................................................................................. 86
Call Hold/Resume ............................................................................................................... 87
Do Not Disturb (DND) ........................................................................................................ 88
Call Forward ....................................................................................................................... 92
Call Transfer ........................................................................................................................ 99
Call Waiting ...................................................................................................................... 101
Conference ....................................................................................................................... 101
Local Conference .......................................................................................................... 102
Network Conference .................................................................................................... 103
Call Park ............................................................................................................................ 104
Call Pickup ........................................................................................................................ 105
Anonymous Call ............................................................................................................... 109
Anonymous Call Rejection .............................................................................................. 110
viii
Table of Contents
Advanced Phone Features ....................................................111
Busy Lamp Field (BLF) ..................................................................................................... 111
BLF List ............................................................................................................................... 113
Call Recording .................................................................................................................. 115
Hot Desking ...................................................................................................................... 117
Intercom ............................................................................................................................ 118
Outgoing Intercom Calls .............................................................................................. 118
Incoming Intercom Calls .............................................................................................. 119
Using Intercom .............................................................................................................. 121
Multicast Paging ............................................................................................................... 121
Sending RTP Stream ..................................................................................................... 121
Receiving RTP Stream ................................................................................................... 124
Using Multicast Paging ................................................................................................. 125
Music on Hold ................................................................................................................... 127
Automatic Call Distribution (ACD).................................................................................. 127
Shared Call Appearance (SCA) .................................................................................... 129
Configuring SCA Feature on the IP Phone ................................................................. 130
Using SCA Feature on the IP Phone ............................................................................ 136
Bridged Line Appearance (BLA) .................................................................................... 142
Configuring BLA Feature on the IP Phone .................................................................. 143
Using BLA Feature on the IP Phone ............................................................................. 146
Messages .......................................................................................................................... 148
Short Message Service (SMS) .................................................................................... 148
Voice Mail ...................................................................................................................... 151
Message Waiting Indicator (MWI) ............................................................................. 152
Troubleshooting .....................................................................155
General Issues .................................................................................................................. 155
Display Issues ................................................................................................................... 155
Password Issues ................................................................................................................ 156
Call Issues ......................................................................................................................... 157
Headset & Handset Issues .............................................................................................. 157
Audio Issues ...................................................................................................................... 158
Log Issues .......................................................................................................................... 160
Reboot & Upgrade & Reset Issues .................................................................................. 163
Regulatory Notices ................................................................167
Service Agreements ........................................................................................................ 167
Limitations of Liability ...................................................................................................... 167
Safety Instructions ............................................................................................................ 167
ix
User Guide for the SIP-T21(P) E2 IP Phone
Appendix A - Time Zones ......................................................169
Index ......................................................................................171
x
Overview
This chapter provides the overview of the SIP-T21(P) E2 IP phone. Topics include:
Hardware Component Instructions
Icon Instructions
LED Instructions
User Interfaces
Documentations
If you require additional information or assistance with your new phone, contact your
system administrator.
The main hardware components of the SIP-T21(P) E2 IP phone are the LCD screen and
the keypad.
1
User Guide for the SIP-T21(P) E2 IP Phone
Item
Description
①
LCD Screen
Shows information about calls, messages, soft keys,
time, date and other relevant data:
• Call information—caller ID, call duration
• Icons (for example, )
• Missed call text or second incoming caller information
• Prompt text (for example, "Saving config file!")
• Time and date
②
Power Indicator LED
Indicates phone power status and phone status.
• Receives an incoming call—Fast flashing
• Receives a voice mail or text message—Slow flashing
③
Line Keys
Use these keys to activate up to two accounts and assign
various features.
④
Soft Key
Label automatically to identify their context-sensitive
features.
⑤
Scroll through the displayed information.
Confirms actions or answers incoming calls.
Cancels actions, rejects incoming calls, mutes or
un-mutes calls.
⑥
MESSAGE Key
Indicates and accesses voice mails.
⑦
HEADSET Key
Toggles the headset mode.
⑧
TRAN Key
Transfers a call to another party.
⑨
RD Key
Redials a previously dialed number.
⑩
Speakerphone Key
Toggles the hands-free speakerphone mode.
⑪
Volume Key
Adjusts the volume of the handset, headset, speaker,
and ringer.
⑫
Keypad
Provides the digits, letters and special characters in
context-sensitive applications.
⑬
Speaker
Provides hands-free (speakerphone) audio output.
⑭
Hookswitch
Picking up the handset from the handset cradle, the
hookswitch bounces and the phone connects to the line,
laying the handset down on the handset cradle, the
phone disconnects from the line.
⑮
Hookswitch Tab
Secures the handset in the handset cradle when the IP
phone is mounted vertically. For more information on
how to adjust the hookswitch tab, refer to
Yealink Wall
Mount Quick Installation Guide for Yealink IP Phones
.
Hardware component instructions of the SIP-T21(P) E2 IP phone are:
2
Icons appearing on the LCD screen are described in the following table:
Icon
Description
Network is unavailable
The private line registers successfully
Register failed
Registering
The shared/bridged line registers
successfully
Hands-free speakerphone mode
Handset mode
Headset mode
Voice Mail
Text Message
Auto Answer
Do Not Disturb
Call Hold
Ringer volume is 0
Phone Lock
Call Mute
Received Calls
Overview
3
User Guide for the SIP-T21(P) E2 IP Phone
Icon
Description
Placed Calls
Missed Calls
Call Forward/Forwarded Calls
Recording box is full
A call cannot be recorded
Recording starts successfully
Recording cannot be started
Recording cannot be stopped
The contact icon
The ACD state is available
and x
The ACD state is unavailable
The ACD state is Wrap up
Log out of the ACD system
LED Status
Description
Solid red
The phone is initializing.
Fast flashing red (300ms)
The phone is ringing.
Slow flashing red (1s)
The phone receives a voice mail or text message.
Off
The phone is powered off.
The phone is idle.
The phone is busy.
The call is placed on hold or is held.
Power Indicator LED
4
LED Status
Description
The call is muted.
Line key LED
LED Status
Description
Solid green
The line is seized.
The line is in conversation.
Fast flashing green
The line receives an incoming call.
Slow flashing green
The call is placed on hold.
Off
The line is inactive.
LED Status
Description
Solid green
The monitored user is idle.
Fast flashing red (200ms)
The monitored user receives an incoming call.
Solid red
The monitored user is busy.
The monitored user’s conversation is placed on
hold (This LED status requires server support).
Slow flashing red (1s)
The call is parked against the monitored user’s
phone number.
Off
The monitored user does not exist.
LED Status
Description
Off
The shared line is idle.
Fast flashing green
The shared line receives an incoming call.
Solid green (for local SCA
phone)
Solid red (for monitoring
SCA phone)
The shared line is in conversation.
The shared line is dialing.
The shared line is seized.
The shared line conversation is barged in by the
other shared line party.
Slow flashing green (for
local SCA phone)
Slow flashing red (for
monitoring SCA phone)
The shared line conversation is placed on public
hold.
Slow flashing green (for
The shared line conversation is placed on private
Line key LED (configured as a BLF key or BLF List key)
Overview
Line key LED (associated with a shared line)
The local SCA phone indicates the phone is involved in a SCA call, while the monitoring
SCA phone indicates the phone is not involved in the SCA call.
5
User Guide for the SIP-T21(P) E2 IP Phone
LED Status
Description
local SCA phone)
Solid red (for monitoring
SCA phone)
hold.
For a multi-party call, all the shared line parties
participating in this call place the shared line
conversation on hold.
LED Status
Description
Off
The bridged line is idle.
Fast flashing green
The bridged line receives an incoming call.
Solid green (for local BLA
phone)
Solid red (for monitoring BLA
phone)
The bridged line is in conversation.
The bridged line is dialing.
The bridged line is seized.
Slow flashing green (for
local BLA phone)
Slow flashing red (for
monitoring BLA phone)
The bridged line conversation is placed on hold.
The above introduces the default LED status. The statuses of the power indicator LED and
Yealink_SIP-T2_Series_T19(P) E2_T4_Series_CP860_IP_Phones_Administrator_Guide
.
Line key LED (associated with a bridged line)
The local BLA phone indicates the phone is involved in a BLA call, while the monitoring
BLA phone indicates the phone is not involved in the BLA call.
Note
BLF key are configurable via web user interface. For more information, refer to
Two ways to customize configurations of your SIP-T21(P) E2 IP phone:
The user interface on the IP phone.
The user interface in a web browser on your PC.
The hardware components keypad and LCD screen constitute the phone user interface,
which allows the user to execute all call operation tasks and basic configuration
changes directly on the phone. In addition, you can use the web user interface to
access all configuration settings. In many cases, either the phone user interface and/or
the web user interface interchangeably. However, in some cases, it is only possible to
use one or the other interface to operate the phone and change settings.
You can customize your phone by pressing the Menu soft key to access the phone user
6
Overview
Options
Phone User Interface
Web User Interface
Status
√
√
--IPv4
--MAC
--Firmware
--Network
--Phone
--Accounts
Basic Phone Settings
√
--Contrast
√
--Backlight
√
--Language
√
--Time & Date
√
--Administrator Password
√
--Key as Send
√
--Phone Lock
√
--Ring Tones
√
--Contact Management
--Directory
x
--Local Directory
√
--Blacklist
√
--Remote Phone Book
x
--Call History Management
√
--Logo Customization
x
--DSS Keys
√
--Account Management
√
interface. The Advanced Settings option is only accessible to the administrator, and the
default administrator password is “admin” (case-sensitive). For more information on
customizing your phone with the available options from the phone user interface, refer
to Customizing Your Phone on page 25.
In addition to the phone user interface, you can also customize your phone via web user
interface. In order to access the web user interface, you need to know the IP address of
your new phone. To obtain the IP address, press the OK key on the phone. Enter the IP
address (e.g., http://192.168.0.10 or 192.168.0.10) in the address bar of web browser on
your PC. The default administrator user name and password are both “admin”
(case-sensitive).
The options you can use to customize the IP phone via phone user interface and/or via
web user interface are listed in the following table:
7
User Guide for the SIP-T21(P) E2 IP Phone
Options
Phone User Interface
Web User Interface
--Dial Plan
x
--Emergency Number
x
--Live Dialpad
x
--Hotline
√
Basic Call Features
√
--Recent Call In Dialing
x
--Auto Answer
√
--Auto Redial
√
--Call Completion
√
--ReCall
√
-- Do Not Disturb (DND)
√
--Call Forward
√
--Call Transfer
√
--Call Waiting
√
--Conference
x
--Call Park
√
--Call Pickup
√
--Anonymous Call
√
--Anonymous Call Rejection
√
Advanced Phone Features
√
--Busy Lamp Field (BLF)
√
--BLF List
x
--Call Recording
√
--Hot Desking
√
--Intercom
√
--Multicast Paging
x
--Music on Hold
x
--Automatic Call Distribution (ACD)
x
--Shared Call Appearance (SCA)
x
--Bridged Line Appearance (BLA)
x
--Messages
√
SIP Account
√
--User Options
--Active Line
√
--Label
√
--Display Name
√
--Register Name
√
--User Name
√
--Password
√
--Server Options
--SIP Server 1/2
√
8
Options
Phone User Interface
Web User Interface
--Register Port
x
--Outbound Status
√
--Outbound Proxy1/2
√
--Proxy Fallback Interval
√
--NAT Status
√
Note
Name
Contents
Where found
Language
Quick Start
Guide
Basic call features
and phone
customizations
In the package
English
On the website
English/Chinese
User Guide
Phone/Web user
interface settings
Basic call features
and advanced
phone features
On the website
English/Chinese
The table above lists most of the feature options. Please refer to the relevant sections for
more information.
You can also download the latest documentations online:
77.
Overview
The following table shows documentations available for the SIP-T21(P) E2 IP phone.
Note
http://support.yealink.com/documentFront/forwardToDocumentDetailPage?documentId=
9
User Guide for the SIP-T21(P) E2 IP Phone
10
Getting Started
This chapter provides basic installation instructions and information for obtaining the
best performance with the SIP-T21(P) E2 IP phone. Topics include:
Packaging Contents
Phone Installation
Phone Initialization
Phone Status
Basic Network Settings
Registration
Idle Screen
Entering Data and Editing Fields
If you require additional information or assistance with your new phone, contact your
system administrator.
The following components are included in your SIP-T21(P) E2 IP phone package:
SIP-T21(P) E2 IP Phone
11
User Guide for the SIP-T21(P) E2 IP Phone
Phone Stand
Handset & Handset Cord
Ethernet Cable
Quick Start Guide
Check the list before installation. If you find anything missing, contact your system
administrator.
12
The following items are optional accessories for your SIP-T21(P) E2 IP phone. You need to
purchase them separately if required.
Power Adapter
We recommend that you use the accessories provided or approved by Yealink. The use
of unapproved third-party accessories may result in reduced performance.
Headset
Getting Started
Note
If your phone is already installed, proceed to Phone Initialization on page 16.
This section introduces how to install the phone:
1) Attach the stand
2) Connect the handset and optional headset
3) Connect the network and power
13
User Guide for the SIP-T21(P) E2 IP Phone
The hookswitch tab has a lip which allows the handset to stay on-hook when the IP phone
is mounted vertically.
1) Attach the stand
Note
2) Connect the handset and optional headset
14
Note
PoE is not applicable to the SIP-T21 E2 IP phone.
The IP phone should be used with Yealink original power adapter (5V/600mA) only. The
use of the third-party power adapter may cause the damage to the phone.
Getting Started
3) Connect the network and power
You have two options for power and network connections. Your system administrator will
advise you which one to use.
AC power
Power over Ethernet (PoE)
AC Power
To connect the AC power:
1. Connect the DC plug on the power adapter to the DC5V port on the phone and
connect the other end of the power adapter into an electrical power outlet.
2. Connect the included or a standard Ethernet cable between the Internet port on
the phone and the one on the wall or switch/hub device port.
Note
Power over Ethernet
With the included or a regular Ethernet cable, the SIP-T21P E2 IP phone can be powered
from a PoE-compliant switch or hub.
15
User Guide for the SIP-T21(P) E2 IP Phone
If in-line power is provided, you don’t need to connect the phone to the power adapter.
configurations.
If your network does not use DHCP, proceed to Basic Network Settings on page 18.
To connect the PoE for the SIP-T21P E2 IP phone:
1. Connect the Ethernet cable between the Internet port on the phone and an
available port on the in-line power switch/hub.
Note
Make sure the switch/hub is PoE-compliant.
The phone can also share the network with another network device such as a PC
(personal computer). This is an optional connection.
Important! Do not remove power from the phone while it is updating firmware and
After your phone is powered on, the system boots up and performs the following steps:
Automatic Phone Initialization
The phone finishes the initialization by loading the saved configuration. The LCD screen
displays “Welcome Initializing…please wait” during this process.
DHCP (Dynamic Host Configuration Protocol)
The phone attempts to contact a DHCP server in your network to obtain valid IPv4
network settings (e.g., IP address, subnet mask, default gateway address and DNS
address) by default.
Note
You can view phone status via phone user interface or web user interface.
Available information of phone status includes:
Network status (e.g., IPv4 status, IP mode and MAC address).
16
Note
You can view device certificate status via phone user interface only.
Getting Started
Phone status (e.g., product name, hardware version, firmware version, product ID,
MAC address and device certificate status).
Account status (e.g., register status of SIP accounts).
To view the phone status via phone user interface:
1. Press , or press Menu->Status.
2. Press or to scroll through the list and view the specific information.
To view the phone status via web user interface:
1. Open a web browser of your computer.
2. Enter the IP address in the browser’s address bar, and then press Enter.
3. Enter the user name (admin) and password (admin) in the login page.
4. Click Confirm to login.
17
User Guide for the SIP-T21(P) E2 IP Phone
The phone status is displayed on the first page of the web user interface.
If your phone cannot contact a DHCP server for any reason, you need to configure
network settings manually. The IP phone can support either or both IPv4 and IPv6
addresses.
To configure the IP mode via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
2. Press or to select IPv4, IPv6 or IPv4 & IPv6 from the IP Mode field.
18
3. Press the Save soft key to accept the change or the Back soft key to cancel.
You can configure a static IPv4 address for the IP phone. Before configuring it, make sure
that the IP mode is configured as IPv4 or IPv4 & IPv6.
To configure a static IPv4 address via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
2. Press to select the IPv4 and then press the Enter soft key.
Getting Started
3. Press to select Static IPv4 Client and then press the Enter soft key.
4. Enter the desired value in the IPv4, Subnet Mask, Default Gateway, IPv4 Pri.DNS
and IPv4 Sec.DNS field respectively.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
You can configure a static IPv6 address for the IP phone. Before configuring it, make sure
that the IP mode is configured as IPv6 or IPv4 & IPv6.
To configure a static IPv6 address via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
2. Press to select IPv6 and then press the Enter soft key.
3. Press to select Static IPv6 Client and then press the Enter soft key.
4. Enter the desired value in the IPv6 IP, IPv6 IP Prefix, Default Gateway, IPv6 Pri.DNS
and IPv6 Sec.DNS field respectively.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
If you are using an xDSL modem, you can connect your phone to the Internet via PPPoE
mode. Set the WAN port as a PPPoE port. The PPPoE port will perform a PPP negotiation
to obtain the IP address. Contact your system administrator for the PPPoE user name
and password.
To configure PPPoE via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
2. Press to select IPv4 and then press the Enter soft key.
3. Press to select PPPoE IPv4 Client and then press the Enter soft key.
19
User Guide for the SIP-T21(P) E2 IP Phone
The wrong network settings may result in inaccessibility of your phone and may also
parameters, contact your system administrator.
4. Enter the user name and password in the corresponding fields.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
Note
have an impact on your network performance. For more information on these
Generally, your phone will be deployed with multiple other phones. In this case, your
system administrator will configure the phone parameters beforehand, so that after you
start up your phone, the phone will be registered and ready for use. The SIP-T21(P) E2 IP
phone supports up to 2 accounts. If your phone is not registered, you may have to
register it. For more information on how to register your phone, refer to Account
Management on page 65.
If the phone has successfully started up, the idle LCD screen will be displayed as below.
The idle screen displays the label of current account, time and date, and four soft keys.
You can enter data and edit fields using the phone keypad.
Keypad on the phone provides different characters (or numbers) when using the 2aB,
abc, Abc, ABC or 123 input mode. You can change the following input modes to enter
data and edit fields on your phone. When your phone keypad matches the input mode,
you can press the keypad repeatedly to view the character (or numbers) options and
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