any ideas how I can add a Diversion: field to my sip invites? see below for an example.. Or how would I modify the Contact field
INVITE sip:+1xxxxxx@209.34.85.51:5060 SIP/2.0
Via: SIP/2.0/UDP 4.55.5.35:5060;branch=z9hG4bK02Bb3d32c5ddbef8d43
From:
To:
Call-ID: 1627521408_6690@4.55.5.35
CSeq: 11532 INVITE
Max-Forwards: 70
Allow: INVITE,ACK,CANCEL,BYE,PRACK,UPDATE
Accept: application/sdp, application/isup, application/dtmf, application/dtmf-relay, multipart/mixed
Contact:
P-Asserted-Identity:
Diversion:
Supported: 100rel
Content-Length: 298
Content-Disposition: session; handling=required
Content-Type: application/sdp
Member Since:
2008-02-16