3Com VCX V7122 User Manual page 116

ini File Field Name
*
Web Parameter Name
SIP183Behavior
[183 Message Behavior]
LocalISDNRBToneSource
[Local ISDN Ringback
Tone Source]
PSTNAlertTimeout
[PSTN Alert Timeout]
ISDNTransferCapability
[ISDN Transfer
Capabilities]
ScreeningInd2IP
[Send Screening
Indicator to IP]
SupportRedirectInFacility
EnableCIC
116
Valid Range and Description
Defines the ISDN message that is sent when 183 Session Progress message
is received for IP Tel calls.
0 = Progress message (default).
1 = Alert message.
When set to 1, the gateway sends an Alert message (after the receipt of a 183
response) instead of an ISDN Progress message.
Determines whether Ringback tone is played to the ISDN by the PBX / PSTN
or by the gateway.
0 = PBX / PSTN (default).
1 = Gateway.
This parameter is applicable to ISDN protocols. It is used simultaneously with
the parameter 'PlayRBTone2Tel'.
Alert Timeout in seconds (ISDN T2 timer) for outgoing calls to PSTN.
The default is 180 seconds. The range is 0 to 240.
Note: The PSTN stack T2 timer can be overridden by a lower value, but it
can't be increased.
Defines the IP ISDN Transfer Capability of the Bearer Capability IE in ISDN
Setup messages.
0 = Audio 3.1 (default).
1 = Speech.
2 = Data.
Note: If this parameter isn't configured or equals to '–1', Audio 3.1 capability is
used.
The parameter can overwrite the calling number screening indication for ISDN
Tel IP calls.
-1 = not configured (interworking from ISDN to IP) or set to 0 for CAS.
0 = user provided, not screened.
1 = user provided, verified and passed.
2 = user provided, verified and failed.
3 = network provided.
Note: Applicable only if Remote Party ID (RPID) header is enabled.
0 = Not Supported (default).
1 = Supports partial retrieval of Redirect Number (number only) from a Facility
IE in ISDN Setup messages. Applicable to Redirect number according to
ECMA-173 Call Diversion Supplementary Services.
Note: To enable this feature, 'ISDNDuplicateQ931BuffMode' must be set to 1.
0 = Do not relay the Carrier Identification Code (CIC) to ISDN (default).
1 = CIC is relayed to ISDN in Transit Network Selection IE.
If enabled, the CIC code (received in an Invite Request-URI) is included in a
TNS IE in ISDN Setup message. For example: INVITE
sip:555666;cic=2345@100.2.3.4 sip/2.0.
Note: Currently this feature is supported only in SIP ISDN direction.
3Com VCX V7122 SIP VoIP Gateway User Manual