interface: lo (127.0.0.0/255.0.0.0) filter: (ip or ip6) and ( port 5060 ) # U 192.168.0.101:5060 -> 1.2.3.4:5060 INVITE sip:service@1.2.3.4:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut . Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 70. Subject: Performance Test. Content-Type: application/sdp. Content-Length: 137. . v=0. o=user1 53655765 2353687637 IN IP4 192.168.0.101. s=-. c=IN IP4 192.168.0.101. t=0 0. m=audio 6000 RTP/AVP 0. a=rtpmap:0 PCMU/8000. # U 1.2.3.4:5060 -> 192.168.0.101:5060 SIP/2.0 100 Giving a try. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut . Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Server: OpenSer (1.2.0-pre6-notls (i386/linux)). Content-Length: 0. Warning: 392 1.2.3.4:5060 "Noisy feedback tells: pid=22746 req_src_ip=192.168.0.101 req_src_port=5060 in_uri=sip:service@1.2.3.4:5060 out_uri=sip:service@4.3.2.1:5060 via_cnt==1". . # U 1.2.3.4:5060 -> 4.3.2.1:5060 INVITE sip:service@4.3.2.1:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKa6e8.b1ea5ac3.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut . Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 69. Subject: Performance Test. Content-Type: application/sdp. Content-Length: 137. . v=0. o=user1 53655765 2353687637 IN IP4 192.168.0.101. s=-. c=IN IP4 192.168.0.101. t=0 0. m=audio 6000 RTP/AVP 0. a=rtpmap:0 PCMU/8000. # U 4.3.2.1:5060 -> 1.2.3.4:5060 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKa6e8.b1ea5ac3.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Route: . Contact: . Content-Length: 0. . # U 4.3.2.1:5060 -> 1.2.3.4:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKa6e8.b1ea5ac3.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Route: . Contact: . Content-Type: application/sdp. Content-Length: 125. . v=0. o=user1 53655765 2353687637 IN IP4 4.3.2.1. s=-. c=IN IP4 4.3.2.1. t=0 0. m=audio 6000 RTP/AVP 0. a=rtpmap:0 PCMU/8000. # U 1.2.3.4:5060 -> 192.168.0.101:5060 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Route: . Contact: . Content-Length: 0. . # U 1.2.3.4:5060 -> 192.168.0.101:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-0. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 INVITE. Route: . Contact: . Content-Type: application/sdp. Content-Length: 125. . v=0. o=user1 53655765 2353687637 IN IP4 4.3.2.1. s=-. c=IN IP4 4.3.2.1. t=0 0. m=audio 6000 RTP/AVP 0. a=rtpmap:0 PCMU/8000. # U 192.168.0.101:5060 -> 1.2.3.4:5060 ACK sip:service@1.2.3.4:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-5. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 ACK. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 70. Subject: Performance Test. Content-Length: 0. . # U 1.2.3.4:5060 -> 4.3.2.1:5060 ACK sip:service@4.3.2.1:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bKa6e8.b1ea5ac3.2. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-5. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 1 ACK. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 69. Subject: Performance Test. Content-Length: 0. . # U 192.168.0.101:5060 -> 1.2.3.4:5060 BYE sip:service@1.2.3.4:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-7. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 2 BYE. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 70. Subject: Performance Test. Content-Length: 0. . # U 1.2.3.4:5060 -> 4.3.2.1:5060 BYE sip:service@4.3.2.1:5060 SIP/2.0. Record-Route: . Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK76e8.ecad2904.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-7. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 2 BYE. Contact: sip:sipp@192.168.0.101:5060. Max-Forwards: 69. Subject: Performance Test. Content-Length: 0. . # U 4.3.2.1:5060 -> 1.2.3.4:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 1.2.3.4;branch=z9hG4bK76e8.ecad2904.0. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-7. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 2 BYE. Route: . Contact: . Content-Length: 0. . # U 1.2.3.4:5060 -> 192.168.0.101:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.0.101:5060;branch=z9hG4bK-1-7. From: sipp ;tag=22779SIPpTag001. To: sut ;tag=22700SIPpTag014. Call-ID: 1-22779@192.168.0.101. CSeq: 2 BYE. Route: . Contact: . Content-Length: 0. . exit 39 received, 0 dropped