Version 5.8 327 October 2009
SIP User's Manual 6. Configuration Parameters Reference
Parameter Description
EMS: Enable P Time
[EnablePtime]
Determines whether the ptime header is included in the
SDP.
[0] = Remove the ptime header from SDP.
[1] = Include the ptime header in SDP (default).
Web/EMS: 3xx Behavior
[3xxBehavior]
Determines the device's behavior regarding call identifiers
when a 3xx response is received for an outgoing INVITE
request. The device can either use the same call identifiers
(Call-ID, Branch, To, and From tags) or change them in the
new initiated INVITE.
[0] Forward = Use different call identifiers for a redirected
INVITE message (default).
[1] Redirect = Use the same call identifiers.
Web/EMS: Enable P-Charging Vector
[EnablePChargingVector]
Enables the addition of a P-Charging-Vector header to all
outgoing INVITE messages.
[0] Disable = Disable (default)
[1] Enable = Enable
Web/EMS: Retry-After Time
[RetryAfterTime]
Determines the time (in seconds) used in the Retry-After
header when a 503 (Service Unavailable) response is
generated by the device.
The time range is 0 to 3,600. The default value is 0.
Web/EMS: Enable P-Associated-URI
Header
[EnablePAssociatedURIHeader]
Determines the device usage of the P-Associated-URI
header. This header can be received in 200 OK responses
to REGISTER requests. When enabled, the first URI in the
P-Associated-URI header is used in subsequent requests as
the From / P-Asserted-Id headers value.
[0] Disable (default).
[1] Enable.
Note: P-Associated-URIs in registration responses is
handled only if the device is registered per endpoint.
Web/EMS: Source Number
Preference
[SourceNumberPreference]
Determines the SIP header used to determine the Source
Number in incoming INVITE messages.
'' = (empty string) Use device's internal logic for header
preference (default).
'FROM' = Use the source number received in the From
header.
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