Parameter Type Default
value
Description
before sending out TCP keep-alive message to the
far-end. The range is from 10 to 3600 seconds.
TCP_KEEP_ALIVE_INTERVA
L
Integer 10 Specifies the TCP keep-alive packet re-transmission
interval. After this time interval TCP keep-alive
packets are re-transmitted. The range is from 5 to 60
seconds.
TCP_KEEP_ALIVE_STATUS Integer 1 Specifies the TCP keep alive status. Assign one of
the following values:
• 0: TCP keep alive disabled.
• 1: TCP keep alive enabled.
CONNECTION_REUSE Integer 1 Specifies whether the device uses two TCP/TLS
connection, for both outbound and inbound, or one
TCP/TLS connection. Assign one of the following
values:
• 0: Disable. The device opens an oubound
connection to the SIP Proxy and listens to the
socket for inbound connection from SIP proxy in
parallel.
• 1: Enable. The deskphone opens open a
connection to the SIP proxy. The device does not
listen to inbound connections from SIP proxies,
that is, there is only one socket which is used for
inbound and outbound.
RTP and RTCP
Parameter
Type Default
value
Description
RTCPCONT Integer 1 Specifies whether to enable or disable RTCP for
audio and video streams between the deskphone
and peer. Assign one of the following values:
• 0: Disable RTCP.
• 1: Enable RTCP.
RTCP-XR Integer 0 Specifies whether the RTCP-XR Block Type 7
information is transmitted with the RTCP message
that is sent to the voice monitoring server.
RTCP Block Type 7 is the VoIP Metrics Report
Block, which is an extension of the RTCP packet
information.
Table continues…
General parameters
August 2015 Administering Avaya 9601/9608/9611G/9621G/9641G/9641GS IP Deskphones SIP 41
Comments on this document? infodev@avaya.com
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