#0  0x0069463c in strcasecmp () from /lib/tls/i686/libc.so.6
No symbol table info available.
#1  0x005fbb15 in handle_request_invite (p=0x82106b0, req=0xb6a36c80, debug=0, 
    ignore=0, seqno=103, sin=0xb6a36c70, recount=0xb6a36adc, 
    e=0xb6a36e9f "sip:2644@10.1.40.4:5060") at chan_sip.c:13496
        bridgepeer = (struct opbx_channel *) 0x8228da0
        bridgepvt = Variable "bridgepvt" is not available.