Polycom CX5500 Administrator's Guide

Polycom CX5500 Unified Conference Station Administrator’s Guide 1.1.0
Polycom, Inc. 339
Parameter
Permitted
Values
Default
voIpProt.SIP.conference.parallelRefer
0 or 1
0
If 1, a parallel REFER is sent to the call server. Note: This parameter must be set for Siemens Openscape
Centralized Conferencing.
voIpProt.SIP.connectionReuse.useAlias
0 or 1
0
If set to 0, the alias parameter is not added to the via header
If set to 1, the phone uses the connection reuse draft which introduces "alias".
voIpProt.SIP.csta
0 or 1
0
If 0, the uaCSTA (User Agent Computer Supported Telecommunications Applications) feature is disabled. If 1,
uaCSTA is enabled (If reg.x.csta is set, it will override this parameter).
voIpProt.SIP.dialog.strictXLineID
0 or 1
0
If 0, the phone will not look for x-line-id (call appearance indec) in a SIP INVITE message, if one is not present.
Instead, when it receives INVITE, the phone will generate the call appearance locally and pass that information
to other parties involved in the call.
voIpProt.SIP.dialog.usePvalue
0 or 1
0
If set to 0, phone uses a pval field name in Dialog. This obeys the draft-ietf-sipping-dialog-package-06.txt draft.
If set to 1, the phone uses a field name of pvalue.
voIpProt.SIP.dialog.useSDP
0 or 1
0
If set to 0, a new dialog event package draft is used (no SDP in dialog body).
If set to 1, for backwards compatibility, use this setting to send SDP in the dialog body.
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 if 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.

Polycom CX5500 Specifications

General

Field of View	360 degrees
Camera Resolution	1920 x 1080
Microphone Range	12 feet (3.6 meters)
Connectivity	USB
Audio Bandwidth	160 Hz to 22 kHz
Speaker	Built-in speaker
Compatibility	Microsoft Lync, Microsoft Skype for Business