Cisco Ip Phone 6800 Series Multiplatform Phones Administration Guide - Cisco IP Phone 6851 Administration Manual

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Parameter
Max Redirection
Max Auth
SIP User Agent Name
SIP Server Name
SIP Reg User Agent Name
SIP Accept Language
DTMF Relay MIME Type
Hook Flash MIME Type
Remove Last Reg
Use Compact Header

Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide

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Description
Number of times an invite can be redirected to avoid an infinite loop.
Default: 5
Maximum number of times (from 0 to 255) a request can be challenged.
Default: 2
Used in outbound REGISTER requests.
Default: $VERSION
If empty, the header is not included. Macro expansion of $A to $D
corresponding to GPP_A to GPP_D allowed
Server header used in responses to inbound responses.
Default: $VERSION
User-Agent name to be used in a REGISTER request. If this is not
specified, the SIP User Agent Name is also used for the REGISTER
request.
Default: Blank
Accept-Language header used. To access, click the SIP tab, and fill in
the SIP Accept Language field.
There is no default. If empty, the header is not included.
MIME Type used in a SIP INFO message to signal a DTMF event. This
field must match that of the Service Provider.
Default: application/dtmf-relay
MIME Type used in a SIPINFO message to signal a hook flash event.
Enables you to remove the last registration before registering a new one
if the value is different. Select yes or no from the drop-down menu.
If set to yes, the phone uses compact SIP headers in outbound SIP
messages. If inbound SIP requests contain normal headers, the phone
substitutes incoming headers with compact headers. If set to no, the
phones use normal SIP headers. If inbound SIP requests contain compact
headers, the phones reuse the same compact headers when generating
the response, regardless of this setting.
Default: No