SBC behavior of SIP-I (ISUP) INVITE
Hi All
Upon receiving the SIP Message to ISUP is included, it gives a 400 error in the SBC.
I want to SBC receives an ISUP SIP Message.
Do I need a ISP setting of the SBC?
The following is a SIP Message that contains the ISUP.
INVITE sip:+82220890500@61.43.35.168:5060 SIP/2.0
Via: SIP/2.0/UDP 27.93.181.21:5060;branch=z9hG4bK08B8fbe2dbf42ed7732
From: <sip:+81333475539@27.93.181.21:5060>;tag=gK08051e34
To: <sip:+82220890500@61.43.35.168:5060>
Call-ID: 621318050_60735730@27.93.181.21
CSeq: 2029366139 INVITE
Max-Forwards: 70
Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,OPTIONS
Accept: application/sdp
Contact: <sip:27.93.181.21:5060>
Supported: timer,100rel,precondition
Session-Expires: 1800;refresher=uas
Min-SE: 90
Content-Length: 456
Content-Type: multipart/mixed;boundary=sonus-content-delim
MIME-Version: 1.0
--sonus-content-delim