Yealink T21P E2

 2N IP Intercom Settings

Basic Settings / Phone book:

1. Position enabled - set Yes
2. Name - set the personal name for the selected telephone directory position. This parameter is optional and facilitates the telephone directory search.
3. Phone Number - IP address of the called party in the format sip:ip_address_yealink, e.g.: sip:10.0.27.254.

Account / Register:

1. Line Active - set Yes
2. Display Name - set the personal name for the selected 2N IP Intercom.
3. Register name - set the selected Phone Number
4. Server Host - IP address of the called party.