Advanced Phone Features
79
You can use multicast paging to quickly and easily forward time sensitive
announcements out to people within the multicast group. You can configure a multicast
paging key on the phone, which allows you to send a Real Time Transport Protocol (RTP)
stream to the pre-configured multicast address(es) without involving SIP signaling. You
can configure the phone to allow it to receive a RTP stream from pre-configured
multicast listening address(es) without involving SIP signaling. You can specify up to 10
multicast listening addresses.
To configure a multicast paging key via phone user interface:
1.
Press .
2.
Select Features->DSS Keys.
3.
Select the desired DSS key.
4.
Press or to select Key Event from the Type field.
5.
Press or to select Multi-Paging from the Key Type field.
6.
Enter the multicast IP address and port number (e.g. 224.5.6.20:10008) in the Value
field.
7.
Press to accept the change.
You can also configure a multicast paging key via web user interface at the path
Phone->DSS Keys.
You can also configure the phone to use a default codec for sending multicast RTP
stream via web interface.
To configure a default codec for multicast paging:
1.
Click on Phone->Features->General Information>>.
2.
Select the desired codec from the pull-down list of Multicast Codec.
3.
Click Confirm to accept the change.
Note
If G722 codec is used for multicast paging, the phone LCD screen prompts "HD" to
indicate that it is providing high definition voice.
1. Type:
◄
Key Event
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