User`s guide

Polycom VVX Expansion Module Administrator’s Guide Addendum UC Software 4.1.6
Polycom, Inc. 54
Parameter
Permitted Values
Default
voIpProt.SIP.dtmfViaSignaling.rfc2976
1
0 or 1
0
If set to 1, DTMF digit information is sent in RFC2976 SIP INFO packets during a call. If set to 0, no DTMF digit
information is sent.
voIpProt.SIP.enable
1
0 or 1
1
A flag to determine whether the SIP protocol is used for call routing, dial plan, DTMF, and URL dialing. If set to 1,
the SIP protocol is used.
voIpProt.SIP.failoverOn503Response
0 or 1
1
A flag to determine whether or not to trigger a failover if the phone receives a 503 response.
voIpProt.SIP.header.diversion.enable
1
0 or 1
0
If set to 1, the diversion header is displayed if received. If set to 0, the diversion header is not displayed.
voIpProt.SIP.header.diversion.list.useFirst
1
0 or 1
1
If set to 1, the first diversion header is displayed. If set to 0, the last diversion header is displayed.
voIpProt.SIP.header.warning.codes.accept
comma
separated list
Null
Specify a list of accepted warning codes. If set to Null, all codes are accepted. Only codes between 300 and 399
are supported. For example, if you want to accept only codes 325 to 330:
voIpProt.SIP.header.warning.codes.accept=325,326,327,328,329,330.
Text is shown in the appropriate language.
voIpProt.SIP.header.warning.enable
0 or 1
0
If set to 1, the warning header is displayed if received. If set to 0, the warning header is not displayed.
voIpProt.SIP.IM.autoAnswerDelay
0 to 40,
seconds
10
The time interval from receipt of the instant message invitation to automatically accepting the invitation.
voIpProt.SIP.keepalive.sessionTimers
0 or 1
0
If set to 1, the session timer is enabled. If set to 0, the session timer is disabled, and the phone does not declare
“timer” in “Support” header in an INVITE. The phone still responds to a re-INVITE or UPDATE. The phone does
not try to re-INVITE or UPDATE even if the remote end point asks for it.
voIpProt.SIP.lcs
0 or 1
0
If 0, the Microsoft Live Communications Server (LCS) is not supported. If 1, LCS is supported. This parameter
can set for a specific registration using reg.x.lcs.
voIpProt.SIP.lineSeize.retries
3 to 10
10
Controls the number of times the phone retries to notify when attempting to seize a line (BLA).
voIpProt.SIP.local.port
1
0 to 65535
5060
The local port for sending and receiving SIP signaling packets. If set to 0, 5060 is used for the local port but is not
advertised in the SIP signaling. If set to some other value, that value is used for the local port and it is advertised
in the SIP signaling.