- Computers & electronics
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- Network switches
- Yealink
- SIP-T21P
- Quick Installation Guide
- 2 Pages
SIP-T21P Quick Installation Guide
Yealink SIP-T21P is an enterprise IP phone designed for basic voice communication needs. With its intuitive user interface, the phone offers ease of use and a range of features to enhance productivity. Connect to your network via DHCP or configure a static IP address for a seamless connection. The phone supports two SIP accounts, allowing you to manage multiple lines and identities. Enjoy clear audio quality during calls with its advanced acoustic technology.
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Configuring Your Phone
Configuring via web user interface
Accessing the web user interface:
1. Press the OK key when the phone is idle to get the IP address of the phone.
2. Open the web browser on your computer, enter the IP address into the address bar
(e.g., "http://192.168.0.10" or "192.168.0.10") and press Enter.
3. Enter the user name (default: admin) and password (default: admin) in the login page
and click Confirm.
Note: Please locate your computer in the same network segment of the IP phone (192.168.0.X) to access
the web user interface. Contact your system administrator for more information.
Network Settings: Click on Network->Basic->IPv4 Config
You can configure the network in the following ways:
DHCP: By default, the phone attempts to contact a DHCP server in your network to obtain its
valid network settings, e.g., IP address, subnet mask, gateway address and DNS address.
Static IP Address: If the phone cannot contact a DHCP server for any reason, you need to
configure IP address, subnet mask, gateway address, primary DNS address and
secondary DNS address for the phone manually.
PPPoE: If you are using an xDSL modem, you can connect your phone to the Internet via PPPoE
mode. Contact the ITSP for the user name and password.
Note: The wrong network settings may result in inaccessibility of the phone and may have an impact on
the network performance. Contact your system administrator for more information.
Account Settings: Click on Account->Register->Account X (X=1,2)
Parameters of the account:
Register Status:
Line Active:
Label:
Display Name:
User Name:
Register Name:
Password:
Server Host:
It shows the register status of the current account.
You can select Enabled/Disabled to enable/disable the account.
It is shown on the LCD to identify the account.
It is shown as caller ID when placing a call.
It is provided by ITSP for registration (required).
It is an authenticated ID for authentication provided by ITSP (required).
It is provided by ITSP for registration (required).
It is provided by ITSP for registration (required).
Register status icons on the LCD screen:
Registered Register Failed Registering
Note: Check with your system administrator if any error appears during the registration process or a
specific configuration is required for your registration.
Configuring via phone user interface
Network Settings:
Press the Menu soft key when the phone is idle, select Settings->Advanced Settings
(password:admin)->Network->WAN Port/VLAN/Webserver Type/802.1x Settings/VPN to configure
the network.
Account Settings:
Press the Menu soft key when the phone is idle, select Settings->Advanced Settings
(password:admin)->Accounts to configure the account.
Note: For more information on account parameters, refer to Configuring via web user interface.
For more information, refer to the User Guide available online: http://www.yealink.com/DocumentDownload.aspx?CateId=142&flag=142
Enterprise IP Phone
SIP-T21P
www.yealink.com
Quick Installation Guide
Applies to firmware version 71 or later.
Packaging Contents
The following items are included in your package. If you find anything missing, contact yoursystem administrator.
Handset Cord Ethernet Cable CD-ROM
Power Adapter
Quick Installation
Guide & Quick
Reference Guide
IP Phone Handset
Assembling the Phone
1. Attach the stand, as shown below:
Stand
A
Desk Mount Method
2
1
B
2. Connect the handset and optional headset, as shown below:
Wall Mount Method
Note: The headset should be purchased separately.
SIP-T21P Quick Installation Guide
3. Connect the network and power, as shown below:
You have two options for network and power connections. Your system administrator will advise you on which one to use.
A
AC Power Option
Power Adapter
(DC 5V)
B
PoE ( Power over
Ethernet ) Option
IEEE 802.3af compliant
PoE Hub/Switch
PC Connection
(Optional)
PC Connection
(Optional)
Note: If inline power (PoE) is provided, you don’t need to connect the power adapter. Make sure
the Etherne cable and hub/switch are PoE compliant.
Startup
After the IP phone is connected to the network and supplied with power, it automatically begins the initialization process. After startup, the phone is ready for use. You can configure the phone via web user interface or phone user interfafce.
Welcome
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