[Asterisk-Users] SIP error

[Deepakumar JV]

Hello   When ever i make calls via a SIP provider I keep getting this error message   Jan 29 02:09:20 NOTICE[1228887360]: rtp.c:264 process_rfc3389: RFC3389 support incomplete.  Turn off on client if possible   any idea what is it?     Regards Deepak