Yealink SIP-T28P - Wiki

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Yealink SIP-T28P

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Yealink SIP-T28P

Configuration Details

Get the IP Address

  • Press the OK button
  • The IP Address should appear on screen

Web Management

  • Open your web browser and go to http://<ipaddress>
  • Login to web management (Default User : admin, default Password : admin)

Account Settings

  • Go to Account tab
  • Chose one account
  • Fill in the following values:
    • Account Active: On
    • Label: 100000 (your username)
    • Display Name: John Smith (See the requirements below)
    • Register Name: 100000 (your username)
    • User Name: 100000 (your username)
    • Password: ********* (account password)
    • SIP Server: (one of our multiple servers)


  • Subscribe Period: 300

300 is also to be used for Login Expire(seconds), to be changed from 3600

IMPORTANT for Display Name:
  - We suggest entering your outbound Caller ID Name must be in capital letters. This will appears more clearly/visible on some devices.
  - You must NOT use any special characters, they will not be displayed. 
  - Enter a max of 15 characters. Some of regular Canadian providers will not show more than 15 characters max. We suggest shrinking or adapt your caller ID. 
  - Spaces are allowed in a caller id name.

Yealink account settings

  • Click on Confirm button to save your settings.

Preventing Direct IP Scanner Calls from 100

Yealink account settings

Please make sure you have the latest firmware upgrade and look for and Enable the setting "Accept SIP Trust Server Only" which is at the bottom of the Advanced Tab under Account.

The newer firmware also has an option in the General Settings called "Allow IP Call", please set this to "Disabled".

Guide Links

In the event where you need the guide directly from Yealink, you may find the user/admin manual guide below:

User Manual : Download PDF

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