Yealink SIP-T56A User Manual page 325

Tap Multicast Paging in the pop-up dialog box.
7.
(Optional.) Enter the string that will appear on the touch screen in the Label field.
8.
Enter the multicast IP address and port number (e.g., 224.5.6.20:10008) in the Value field.
9.
The valid multicast IP addresses range from 224.0.0.0 to 239.255.255.255.
10. Enter the desired channel in the Channel field.
The valid channel ranges from 0 to 30.
11. Tap to accept the change or
Multicast paging key is configurable via web user interface at the path DSSKey->Line Key.
To configure a paging list key via phone user interface:
Swipe down from the top of the screen or swipe left/right to go to the second idle screen.
1.
Tap Settings->Features->DSS Keys.
2.
Tap the desired line key.
3.
Tap the Type field.
4.
Tap Key Event in the pop-up dialog box.
5.
Tap the Key Type field.
6.
Tap Paging List in the pop-up dialog box.
7.
to cancel.
Advanced Phone Features
325