hi i had the same problem i solved it in such a way set the rpid to 123456789 at sip.com and the append_hf to append_rpid_hf("<sip:", ">;party=calling;id-type=subscriber;screen=yes"); hope solves your probelm raid -- +++ GMX - die erste Adresse für Mail, Message, More +++ 10 GB Mailbox, 100 FreeSMS http://www.gmx.net/de/go/topmail