-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi again, I wiresharked the registering process now and here is the 200 ok reply from FS: SIP/2.0 200 OK Via: SIP/2.0/UDP aa.aa.aa.aa;branch=z9hG4bK-1065d870d0bfc57 From: "PP 1" <sip:4919@bb.bb.bb.bb>;tag=f-4ef46703147946f6 To: "PP 1" <sip:4919@bb.bb.bb.bb>;tag=3Dr3pc2Q15Fgj Call-ID: 1cd92cc94ef6d804cd2e6b46@DSIP CSeq: 110118 REGISTER Contact: "PP 1" <sip:4919@aa.aa.aa.aa>;expires=600 Date: Thu, 04 Nov 2010 16:59:55 GMT User-Agent: FreeSWITCH-mod_sofia/1.0.head-git- Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE Supported: timer, precondition, path, replaces Content-Length: 0 As you can see there is an "expires" parameter in Contact header. regards helmut -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAkzS590ACgkQ4tZeNddg3dzSYwCfa00u+OlEY05Qcv2mLDLy2xcO 8HgAn1Muhnd2VypuOliC7a6JWJiIiEQY =cAKq -----END PGP SIGNATURE-----