Fanvil H5W, Administration And User Manual

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9 Advance Function
9.1 MCAST
This feature allows user to make some kind of broadcast call to people who are in multicast group. User can
configure a multicast DSS Key on the phone, which allows user to send a Real Time Transport Protocol (RTP)
stream to the pre-configured multicast address without involving SIP signaling. You can also configure the
phone to receive an RTP stream from pre-configured multicast listening address without involving SIP
signaling. You can specify up to 10 multicast listening addresses.
9.2 MWI
（
Message Waiting Indicator
）
If the service of the lines supports voice message feature, when the user is not available to answer the call,
the caller can leave a voice message on the server to the user. The user will be notified of the server voice
message and the status of the power lamp.
To listen to a voice message, the user must first configure the voicemail number. After the voicemail number
is configured, the user can retrieve the voicemail of the default line.