Field Setting
Tone duration(msec) Enter the time length of the tone in milliseconds.
Default value: 270 msec
SIP Configuration - Message waiting indication
Enable indication (Optional) If enabled, MWI is displayed in the handset.
Enable subscription (Optional) If enabled, you can subscribe to MWI indications from the
SIP proxy.
Subscription expire(sec) Enter the number of seconds before MWI subscription
will be renewed.
Default value: 3600 sec
SIP Configuration - Media
Packet duration(msec) Packet duration for transmitted RTP Packets.
Possible values: 10, 20 or 40 msec.
Media type of service (TOS/Diff-
serv)
TOS/Diffserv used for RTP (Media) signaling entered in
decimal.
Default value: 184 (EF - Expedited Forwarding)
Media 802.1p Class-of-Service This is the 802.1p PCP and must be between 0 and 7.
The setting requires VLAN tagging.
Default value: 5
Port range start Port range start for local RTP ports.
Default value: 58000
Codec priority Define the priorities of codecs.
Possible values: PCMU, PCMA, G.726 or G.729.
SDP answer with preferred
codec (Optional)
Specifies if the media handling should ignore the remote
SDP offer codec priorities.
SDP answer with a single codec
(Optional)
Specifies if the media handling should provide only a
single codec in SDP answers.
Ignore SDP version (Optional) Ignore the version of the SDP received from remote end-
points.
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