[sr-dev] Unable to make SIP Calls (403 Forbidden - Domain Not Served)

Pavithra M pavimohan3096 at gmail.com
Thu Apr 16 07:55:20 CEST 2020


Hi,

I have enabled all debug logs and i traced it and I found that as you said
it is keep on looping the invite in pcscf instead of going to other UE . I
couldn't able to find the reason.Can you please give me some input on this.

Debug logs of pcscf :
0#015#012Via: SIP/2.0/UDP
10.45.6.179:4060;branch=z9hG4bK7014.c9499ad5ce252a99a36ad8b9b70f04d4.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.a00d9260e4373806e691bfa2828ab215.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.6ab08c40989814cf3726b826bdef39d2.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.e650088370f5d61c0d902d1a40fc1252.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.44a3f1c7026e2d42810722ae5c4bf942.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.54030b75c055258251ec7e6980c78c74.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.9a08d87ec59a03501dcd55413ce046eb.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.f36a9dba7b795e3b96df4bb6b480a688.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.b49469c77e102314d82036734a413360.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.221403deba39c28c50f332a8fde22646.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.77f89368e68665c1e3ffdc1d1bea7bab.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060
;branch=z9hG4bK7014.2e5981568975ea5c81876a9dded1bc08.0#
015#012Via: SIP/2.0/UDP
10.45.6.179:4060;branch=z9hG4bK7014.19809abdb9c351fdce7e25f51e8c1754.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.ad73d18d15b6c9da96e13156a84d5522.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.fcb5555d6a683215aa989fb4254abd62.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.244b467757383234c76b1c66f98ddfe8.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.b2c353ef1d637907359822c64cb81b2a.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.d22dceb1af0320cfc769f94e0214a313.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.f5e9b7f9b209c82971ae1017b9ad7d1e.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.0f2c98bc92cc799fdce0a4090b626021.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.aa8a07d89f83a26cefd74e4770aef63c.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.94c376a77d066ffe113e84465f5f5311.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.2202e658b1d8b801b14ec432bae7fabe.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.55f7d6a5d9d2a9d064cf1c6683f12eca.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.6870e53f3bc573f140d1728401dd43ae.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.a84d83df8646a75ee0d3605dcacb45ad.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.486b6fb0d17077e20f8375188a8bee75.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.bc0321f98578ab09ad615b634c4c83cd.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.9b26fda9326632abf7bdb32a33d03ab2.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.060fa4afc70848b34ede46705b90f7cb.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.56134adb7c492f7a4f03b36dfbf713f5.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.f9ccc5e81175283c9b4b56f4a2252c0f.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.3c231176b0e95b8121637df41b504f18.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.95bd5b0e0bf8c2bda906a751816a9876.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.87e0fd0a1bd044147d22052d27e07527.0#015#012Via:
SIP/2.0/UDP 10.45.6.73:4080;branch=z9hG4bK7014.0a319c71a9a26c8afa77713d6d4ecfed.0#015#012Via:
SIP/2.0/UDP 10.45.6.79:4070;branch=z9hG4bK7014.1442d975c0a393f232020916a6fbfc15.1#015#012Via:
SIP/2.0/UDP 10.45.6.73:4080;branch=z9hG4bK7014.e35a84678ec61f7cefa8cdacb6ba92d9.0#015#012Via:
SIP/2.0/UDP 10.45.6.179:4060;branch=z9hG4bK7014.cc99617f0c0f5088f45e203f6a58dd57.0#015#012Via:
SIP/2.0/UDP 10.45.6.174:36029;received=10.45.6.174;branch=z9hG4bK-524287-1---c856c42a33d1e959;rport=36029#015#012To:
<sip:bob at sip.example.com>;tag=8409f602ccf3f3f0da6ebceab6ff6336.aa5bd74f#015#012From:
<sip:alice at sip.example.com;transport=UDP>;tag=cdbaae3f#015#012Call-ID:
I-58e6z5tN3aDpmdzq1oVA..#015#012CSeq: 1 INVITE#015#012Server: TelcoSuite
Proxy-CSCF#015#012Content-Length: 0

As you see here , continuously invite is going on looping in 10.45.6.179 IP
which is pcscf. What could be the reason .. Kindly do the needful.

On Wed, Apr 15, 2020, 2:19 PM David Villasmil <
david.villasmil.work at gmail.com> wrote:

> You should be tracing, you’re probably not, otherwise you would see the
> server is probably forwarding the INVITE to itself (removing one hop every
> time as it must) and thus creating a loop.
>
> On Wed, 15 Apr 2020 at 09:42, Pavithra M <pavimohan3096 at gmail.com> wrote:
>
>> Hi ,
>> Yes , I have tried uncommenting that part . It is actually checking for
>> hostname (sip.example.com:5060) in my scscf node. I am not sure why it
>> is looking for sip.example.com instead of scscf.sip.example.com:4080
>>
>> I have added one more alias in my scscf.cfg file .Now Domain not served
>> issue has gone.
>> After that I am facing 483 Too Many Hops Error.
>>
>> I have added scscf debug logs.
>>
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/mem/q_malloc.c:482]: qm_free(): qm_free(0x7fc57b362010,
>> 0x7fc57b514138), called from ims_registrar_scscf: lookup.c: lookup(225)
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/mem/q_malloc.c:526]: qm_free(): freeing frag. 0x7fc57b514100 alloc'ed
>> from ims_registrar_scscf: lookup.c: lookup(103)
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: ERROR: ***
>> cfgtrace:request_route=[FINAL_TERM] c=[/etc/kamailio/scscf/kamailio.cfg]
>> l=1041 a=16 n=if
>> * Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/socket_info.c:628]: grep_sock_info(): checking if host==us: 10==10 &&
>> [10.45.6.75] == [10.45.6.73]*
>> * Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/socket_info.c:635]: grep_sock_info(): checking if port 4080
>> (advertise 0) matches port 32347*
>> * Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/forward.c:412]: check_self(): host != me*
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: ERROR: ***
>> cfgtrace:request_route=[FINAL_TERM] c=[/etc/kamailio/scscf/kamailio.cfg]
>> l=1050 a=5 n=route
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: ERROR: ***
>> cfgtrace:request_route=[apply_privacy] c=[/etc/kamailio/scscf/kamailio.cfg]
>> l=821 a=16 n=if
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: ERROR: ***
>> cfgtrace:request_route=[apply_privacy] c=[/etc/kamailio/scscf/kamailio.cfg]
>> l=818 a=25 n=is_present_hf
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: ERROR: ***
>> cfgtrace:request_route=[FINAL_TERM] c=[/etc/kamailio/scscf/kamailio.cfg]
>> l=1052 a=24 n=t_relay
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: tm
>> [t_lookup.c:1328]: t_newtran(): msg (0x7fc57b502a70) id=2/7139 global
>> id=2/7139 T start=(nil)
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: tm
>> [t_lookup.c:497]: t_lookup_request(): start searching: hash=38849, isACK=0
>> * Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: tm
>> [t_lookup.c:455]: matching_3261(): RFC3261 transaction matching failed -
>> via branch [z9hG4bK1c79.03e4ec0c2ca15f1aa14c067b33a29f10.1]*
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: tm
>> [t_lookup.c:675]: t_lookup_request(): no transaction found
>> Apr 15 13:59:12 tel-VirtualBox kamailio[7139]: DEBUG: <core>
>> [core/mem/q_malloc.c:374]: qm_malloc(): qm_malloc(0x7fc57478b000, 5720)
>> called from tm: h_table.c: build_cell(330)
>>
>> I am facing host is not me error . Here 10.45.6.73 -> scscf and
>> 10.45.6.75 -> UE (bob user)
>> I am not sure what alias it is asking for . Kindly help.
>>
>> On Wed, Apr 15, 2020 at 1:36 PM Pafel <pafels at gmail.com> wrote:
>>
>>> Hi,
>>>
>>> Most likely this is because of the change. Revert back the changes
>>> (uncomment the section I told you), turn on debug in scscf.cfg, restart all
>>> nodes and test once again. Then have a look on the scscf logs.
>>>
>>> Regards,
>>> Pavel Siderov
>>> _______________________________________________
>>> Kamailio (SER) - Development Mailing List
>>> sr-dev at lists.kamailio.org
>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>>>
>> _______________________________________________
>> Kamailio (SER) - Development Mailing List
>> sr-dev at lists.kamailio.org
>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>>
> --
> Regards,
>
> David Villasmil
> email: david.villasmil.work at gmail.com
> phone: +34669448337
> _______________________________________________
> Kamailio (SER) - Development Mailing List
> sr-dev at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-dev
>
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