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Mediant 2000 SIP
Mediant 2000 SIP User’s Manual 162 Document #: LTRT-72504
8.13.2 SIP2CAS (Call Pilot) Gateway
To enable SIP2CAS gateway specific features, take these 2 steps:
1. Add the following parameters to the ini file:
ApplicationProfile=1
IsProxyUsed = 1
SendInviteToProxy = 1
ProxyIP = <Proxy IP address>
EnableHold = 1
EnableTransfer = 1
EnableForward = 1
EnableNortelHeader = 1
ProtocolType = 2
IsDTMFUsed = 1
OutOfBandDTMFFormat = 1
DTMFTransportType = 0
TimeForReorderTone = 10
PlayRBToneonXfer = 1
2. Load the specific Ground Start CAS .dat file (supplied with the software package).
8.13.2.1 Supported Features
• Proprietary header in SIP 180 Ringing response, containing information about the trunk’s
physical port and timeslot which were seized to place the call. For example:
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 10.8.1.15
From: sip:600@10.8.1.15;tag=1c14356
To: sip:1000@10.8.8.52;tag=1c29285
Call-ID: call-973660899-24@10.8.1.15
CSeq: 1 INVITE Supported: 100rel,em
Channel: interface=0;timeslot=1
Content-Length: 0
• When hook-flash is detected, the CAS gateway plays a dial tone and collects DTMF digits.
The call is then transferred using a SIP REFER message:
REFER sip:600@10.8.1.15;user=phone SIP/2.0
Via: SIP/2.0/UDP 10.8.8.52;branch=z9hG4bKacdLIaZOe
From: sip:1000@10.8.8.52;tag=1c16026
To: <sip:600@10.8.1.15>;tag=1c10947
Call-ID: call-973573243-1@10.8.1.15
CSeq: 36026 REFER
Contact: 1001 <sip:1001@10.8.8.52>
Supported: 100rel,em
Max-Forwards: 70
Refer-To: sip:500@10.8.8.61
Referred-By: sip:1001@10.8.8.52
Content-Length: 0