Yealink SIP-T27G User Manual page 181

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The valid multicast IP addresses range from 224.0.0.0 to 239.255.255.255.
Enter the desired channel in the Channel field.
7.
The valid channel ranges from 0 to 30.
Press the Save soft key to accept the change or the Back soft key to cancel.
8.
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:
Press Menu->Features->DSS Keys.
1.
Select the desired DSS key.
2.
Press or , or the Switch soft key to select Key Event from the Type field.
3.
Press or , or the Switch soft key to select Paging List from the Key Type field.
4.
(Optional.) Enter the string that will appear on the LCD screen in the Label field.
5.
Press the Save soft key to accept the change or the Back soft key to cancel.
6.
Paging list key is configurable via web user interface at the path Dsskey->Line Key.
To configure paging list via phone user interface:
Press the paging list key when the phone is idle.
1.
If the paging list key is not configured, you can also press Menu->Features->Paging List
to configure the paging list.
Press or to select a desired paging group.
2.
Advanced Phone Features
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