Hello,
very likely you use fix natted contact in reg+proxy. You have to use that in load balancer, since that is the instance that sees the right public ip address for UA. reg+proxy will see IP address of LB as being source IP address.
Cheers, Daniel
On 03/12/2010 12:15 PM, Pavel Miskov wrote:
Hello Inaki,
thanks for replying and here is more readable form taken from LB:
Pavel
# U +0.000000 UAC_A_PUB_IP:31488 -> LB_IP:5678 INVITE sip:UAC_B@test.com SIP/2.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport. Max-Forwards: 70. Contact:sip:UAC_A@UAC_A_PRIV_IP:31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Proxy-Authorization: Digest username="UAC_A",realm="test.com",nonce="4b9a102f000000030feed796808fa4eb1df2de3c9a2b1034",uri="sip:UAC_B@test.com",response="2f023b974dd4cde6f29387681168de8f",algorithm=MD5. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 368.
# U +0.004000 LB_IP:5678 -> UAC_A_PUB_IP:31488 SIP/2.0 100 Giving a try. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488;received=UACs_PUB_IP. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Server: Kamailio (1.5.1-tls (x86_64/linux)). Content-Length: 0. .
# U +0.000000 LB_IP:5678 -> REG_PROXY_IP:5166 INVITE sip:UAC_B@test.com SIP/2.0. Record-Route:sip:LB_IP:5678;lr=on. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Max-Forwards: 69. Contact:sip:UAC_A@UAC_A_PUB_IP:31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Proxy-Authorization: Digest username="UAC_A",realm="test.com",nonce="4b9a102f000000030feed796808fa4eb1df2de3c9a2b1034",uri="sip:UAC_B@test.com",response="2f023b974dd4cde6f29387681168de8f",algorithm=MD5. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 368. Path:sip:LB_IP:5678;lr. .
# U +0.000000 REG_PROXY_IP:5166 -> LB_IP:5678 SIP/2.0 100 Giving a try. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Server: Kamailio (1.5.1-tls (x86_64/linux)). Content-Length: 0. .
# U +0.000000 REG_PROXY_IP:5166 -> LB_IP:5678 INVITE sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a SIP/2.0. Record-Route:sip:REG_PROXY_IP:5166;lr=on;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Via: SIP/2.0/UDP REG_PROXY_IP:5166;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Route:sip:LB_IP:5678;lr;received="sip:UAC_B_PUB_IP:31468". Max-Forwards: 68. Contact:sip:UAC_A@UAC_A_PUB_IP:31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 384. Path:sip:LB_IP:5678;lr. .
# U +0.032000 LB_IP:5678 -> REG_PROXY_IP:5166 SIP/2.0 100 Giving a try. Via: SIP/2.0/UDP REG_PROXY_IP:5166;branch=z9hG4bK3ae9.ff046b92.0;rport=5166;received=REG_PROXY_IP. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Server: Kamailio (1.5.1-tls (x86_64/linux)). Content-Length: 0. .
# U +0.000000 LB_IP:5678 -> UAC_B_PUB_IP:31468 INVITE sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a SIP/2.0. Record-Route:sip:REG_PROXY_IP:5166;lr=on;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.b8d68282.0. Via: SIP/2.0/UDP REG_PROXY_IP:5166;rport=5166;received=REG_PROXY_IP;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Max-Forwards: 67. Contact:sip:UAC_A@UAC_A_PUB_IP:31488. To: "UAC_B"sip:UAC_B@test.com. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 384. Path:sip:LB_IP:5678;lr. .
# U +0.104000 UAC_B_PUB_IP:31468 -> LB_IP:5678 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.b8d68282.0. Via: SIP/2.0/UDP REG_PROXY_IP:5166;rport=5166;received=REG_PROXY_IP;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. .
# U +0.000000 LB_IP:5678 -> REG_PROXY_IP:5166 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP REG_PROXY_IP:5166;rport=5166;received=REG_PROXY_IP;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. .
# U +0.004000 REG_PROXY_IP:5166 -> LB_IP:5678 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@LB_IP:5678;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. .
# U +0.000000 LB_IP:5678 -> UAC_A_PUB_IP:31488 SIP/2.0 180 Ringing. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@LB_IP:5678;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. .
# U +0.732000 UAC_B_PUB_IP:31468 -> LB_IP:5678 SIP/2.0 200 OK. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.b8d68282.0. Via: SIP/2.0/UDP REG_PROXY_IP:5166;rport=5166;received=REG_PROXY_IP;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Session-Expires: 95;refresher=uas. Min-SE: 90. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Supported: timer. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 364. .
# U +0.000000 LB_IP:5678 -> REG_PROXY_IP:5166 SIP/2.0 200 OK. Via: SIP/2.0/UDP REG_PROXY_IP:5166;rport=5166;received=REG_PROXY_IP;branch=z9hG4bK3ae9.ff046b92.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@UAC_B_PRIV_IP:31468;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Session-Expires: 95;refresher=uas. Min-SE: 90. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Supported: timer. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 364. . # U +0.008000 REG_PROXY_IP:5166 -> LB_IP:5678 SIP/2.0 200 OK. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@LB_IP:5678;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Session-Expires: 95;refresher=uas. Min-SE: 90. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Supported: timer. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 381. .
# U +0.000000 LB_IP:5678 -> UAC_A_PUB_IP:31488 SIP/2.0 200 OK. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-a9127351d94a483a-1---d8754z-;rport=31488. Record-Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Record-Route:sip:LB_IP:5678;lr=on. Contact:sip:UAC_B@LB_IP:5678;rinstance=06b43c2b0e1ae81a. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 INVITE. Session-Expires: 95;refresher=uas. Min-SE: 90. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO. Content-Type: application/sdp. Supported: timer. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 381. .
# U +0.144000 UAC_A_PUB_IP:31488 -> LB_IP:5678 ACK sip:UAC_B@LB_IP:5678;rinstance=06b43c2b0e1ae81a SIP/2.0. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;branch=z9hG4bK-d8754z-5f2152497c1dcb39-1---d8754z-;rport. Max-Forwards: 70. Route:sip:LB_IP:5678;lr. Route:sip:REG_PROXY_IP:5166;lr;nat=yes. Contact:sip:UAC_A@UAC_A_PRIV_IP:31488. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 ACK. Proxy-Authorization: Digest username="UAC_A",realm="test.com",nonce="4b9a102f000000030feed796808fa4eb1df2de3c9a2b1034",uri="sip:UAC_B@test.com",response="2f023b974dd4cde6f29387681168de8f",algorithm=MD5. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. .
# U +0.000000 LB_IP:5678 -> REG_PROXY_IP:5166 ACK sip:REG_PROXY_IP:5166;lr;nat=yes SIP/2.0. Via: SIP/2.0/UDP LB_IP:5678;branch=z9hG4bK3ae9.a8d68282.2. Via: SIP/2.0/UDP LB_IP:5678;rport=5678;received=LB_IP;branch=z9hG4bK3ae9.a8d68282.2. Via: SIP/2.0/UDP UAC_A_PRIV_IP:31488;received=UACs_PUB_IP;branch=z9hG4bK-d8754z-5f2152497c1dcb39-1---d8754z-;rport=31488. Max-Forwards: 68. Contact:sip:UAC_A@UAC_A_PUB_IP:31488. To: "UAC_B"sip:UAC_B@test.com;tag=d6775b48. From: "UAC_A"sip:UAC_A@test.com;tag=406aba65. Call-ID: YjEyNjJhYzczOTIyYWYyMjkwZGZiOTFmMjdkNmNmODk.. CSeq: 2 ACK. Proxy-Authorization: Digest username="UAC_A",realm="test.com",nonce="4b9a102f000000030feed796808fa4eb1df2de3c9a2b1034",uri="sip:UAC_B@test.com",response="2f023b974dd4cde6f29387681168de8f",algorithm=MD5. User-Agent: X-Lite release 1100l stamp 47546. Content-Length: 0. P-hint: rr-enforced. P-hint: rr-enforced. .
On Fri, Mar 12, 2010 at 11:04 AM, Iñaki Baz Castilloibc@aliax.net wrote:
2010/3/12 Pavel Miskovmiskov.pavel@gmail.com:
Hello list,
let me first show my scenario:
UAC_A ---> LB ---> | | PROXY+REG #1 | or | PROXY+REG #2 UAC_B<--- LB<--- |
Could you please repeat the trace but in a easier format:
ngrep -d eth0 -W byline -T port 5060
-- Iñaki Baz Castillo ibc@aliax.net
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