Hi, We are trying to use a softphone with instant messaging which uses SIMPLE. i tried sending a message to the user, this is what i got: [Mar 5 22:59:39] WARNING[1884]: chan_sip.c:9825 receive_message: Received message to <sip:100 at mydomain.com> from <sip:333 at mydomain.com>;tag=1d32305f, dropped it... Content-Type:text/plain Message: test anything i need to be able to support SIMPLE? TIA regards, Nhadie