below is my setup..
rtpproxy and kamailio in one PC with 2 nic. (ppp0 with public IP[60.49.119.XX] and eth1 with private IP[192.168.2.3])
and asterisk is on another PC with private IP[192.168.2.23]
i use realtime integration for kamailio and asterisk.
http://kb.asipto.com/asterisk:realtime:kamailio-3.1.x-asterisk-1.6.2-astdb
i have two yealink hardphone ext 101(ip 192.168.1.200) and 102(ip 192.168.1.132) and a softphone ext 103 registered successful.
both hardphone are behind same nat (175.136.221.XX)
and softphone ext 103(ip 10.129.138.225) behind nat also (113.210.97.XX)
ul show:
database engine 'MYSQL' loaded
Control engine 'FIFO' loaded
entering fifo_cmd ul_dump
Domain:: location table=512 records=3 max_slot=1
AOR:: 102
Contact:: sip:102@175.136.221.XX:5062 Q=
Expires:: 3109
Callid:: 2043273564@175.136.221.241
Cseq:: 4
User-agent:: T22 7.3.0.50
Received:: sip:175.136.221.241:1039
State:: CS_SYNC
Flags:: 0
Cflag:: 192
Socket:: udp:60.49.119.69:5060
Methods:: 16383
AOR:: 103
Contact:: sip:103@113.210.97.XX:58776;transport=UDP;ob Q=
Expires:: 294
Callid:: oa8Pqx3mR.SVnzAVEYHTwVKZE8CbpY9l
Cseq:: 27626
User-agent:: v1.0.0/iPhone
State:: CS_NEW
Flags:: 0
Cflag:: 0
Socket:: udp:60.49.119.69:5060
Methods:: 8143
AOR:: 101
Contact:: sip:101@175.136.221.XX:5062 Q=
Expires:: 1738
Callid:: 451417581@175.136.221.241
Cseq:: 2
User-agent:: T20 9.41.0.80
State:: CS_SYNC
Flags:: 0
Cflag:: 0
Socket:: udp:60.49.119.69:5060
Methods:: 16383
FIFO command was:
:ul_dump:openser_receiver_17783
103 try to call 102 and 101 work fine. 101 and 102 try call 103 also fine.
when 101 call 102 it work fine but when 102 call 101 there is no audio for both side.
102 call 101 wireshark capture on 102 side
keep send rtp but no receive.
192.168.1.132 -> 60.49.119.XX RTP
when capture on 101 side.
keep send rtp but no receive.
192.168.1.200 -> 60.49.119.XX RTP
and also when 101 try to call into voicemail there is no audio
it keep send rtp packet but to
192.168.1.200 -> 192.168.2.23 RTP
in kamailio.cfg
#!WITH_NAT
listen=60.49.119.XX
listen=192.168.2.3
# uncomment next line to do SIP NAT pinging
setbflag(FLB_NATSIPPING);
nat_uac_test("19")
rtpproxy -l 60.49.119.XX -s udp:127.0.0.1 is running
anyone can help me? how can i fix this?
thanks in adv.
Regards,
minghon