20:02:06.526023 IP sipbalancer-2.fr.zadarma.com.5060 > 192.168.100.3.5064: SIP: INVITE sip:137928@192.168.100.3:5064 SIP/2.0
E ......3....-....d......uz.INVITE sip:137928@192.168.100.3:5064 SIP/2.0
Record-Route: <sip:185.45.152.174;lr=on;nat=yes>
Via: SIP/2.0/UDP 185.45.152.174;branch=z9hG4bK4ae4.1df38abd5eee03981f61636374a65fb2.0
Via: SIP/2.0/UDP 185.45.152.136:5060;rport=5060;branch=z9hG4bK5f2e732c
Max-Forwards: 69
From: "188101" <sip:138101@sip.zadarma.com>;tag=as4f0ad64e
To: <sip:137928@185.45.152.174>
Contact: <sip:138101@185.45.152.136:5060>
Call-ID:
3d773ef173721387118cdd7c25d9688b@185.45.152.136:5060CSeq: 102 INVITE
User-Agent: Zadarma Voip
Date: Sun, 19 Feb 2017 18:05:55 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces
Content-Type: application/sdp
Content-Length: 413
v=0
o=root 440364112 440364112 IN IP4 185.45.152.136
s=Zadarma Voip
c=IN IP4 185.45.152.175
t=0 0
m=audio 18286 RTP/AVP 8 0 18 110 117 119 3 101
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:110 speex/8000
a=rtpmap:117 speex/16000
a=rtpmap:119 speex/32000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=ptime:20
a=sendrecv
20:02:06.656946 IP 192.168.100.3.1034 > 192.168.100.1.domain: 11+ A? sip.zadarma.com. (33)
E..=....@./...d...d..
.5.)...............sip.zadarma.com.....
20:02:06.657816 IP 192.168.100.1.domain > 192.168.100.3.1034: 11 1/13/0 A 185.45.152.174 (273)
E..-....@.c{..d...d..5.
..Z..............sip.zadarma.com.............. ...-...............f.gtld-servers.net..............i.?.............b.?.............m.?.............k.?.............l.?.............h.?.............g.?.............e.?.............j.?.............d.?.............c.?.............a.?
20:02:06.681573 IP 192.168.100.3.5064 > sipbalancer-2.fr.zadarma.com.5060: SIP: SIP/2.0 180 Ringing
E..B....@..^..d..-..........SIP/2.0 180 Ringing
From: "188101"<sip:138101@sip.zadarma.com>;tag=as4f0ad64e
To: <sip:137928@185.45.152.174>;tag=c0a86403-13c8-bf-3128b-38f
Call-ID:
3d773ef173721387118cdd7c25d9688b@185.45.152.136:5060CSeq: 102 INVITE
Via: SIP/2.0/UDP 185.45.152.174;branch=z9hG4bK4ae4.1df38abd5eee03981f61636374a65fb2.0
Via: SIP/2.0/UDP 185.45.152.136:5060;rport=5060;branch=z9hG4bK5f2e732c
Supported: replaces
User-Agent: FXS_GW (2asipfxs.114)
Contact: <sip:137928@192.168.100.3:5064>
Record-Route: <sip:185.45.152.174;lr;nat=yes>
Content-Length: 0
Вот так выглядит дамп с задармы , все работает .