[SR-Users] Swap of From and To - kamailio 3.1.x problem?

[Klaus Darilion]

Use a packet sniffer (e.g. wireshark or ngrep), capture the traffic, and 
verify who changes From and To.

regards
Klaus

PS: I wont be Kamailio.....

On 24.12.2010 12:58, Jeremya wrote:
> Hi
>
> I have a problem which pops up occasionally.
>
> My scenario is a kamailio 3.0.x server coupled with SEMS 1.2.1 Calls go
> to SEMS and occasionally it will issue a refer to the caller (an SPA962
> linksys)
>
> The problem is that the refer seems to get screwed up somewhere and the
> referred call changes the From field to the To field - in this case 711.
> The problems start below at 15:58:21 after the refer
>
> I'd like to know if this is a problem with Kamailio or a problem with
> the phone. The call fails on the SEMS_SEND section when the From field
> is validated. I suspect the phone is the culprit, but external advice
> appreciated.
>
> I'm not quite sure what the s_xxx call id means?
>
> Here is the log
>
> Dec 24 15:58:20 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> f43507d4-e02f109b at 10.1.39.192 (New request) Method:<REFER> r-uri
> <sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08> To:
> sip:711 at joondalup.fesa.sto From: sip:902 at fesa.sto
> Dec 24 15:58:20 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> f43507d4-e02f109b at 10.1.39.192 ( reply etc ) Method:<REFER> r-uri
> <sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08> To:
> sip:711 at joondalup.fesa.sto From: sip:902 at fesa.sto
> Dec 24 15:58:20 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> f43507d4-e02f109b at 10.1.39.192 (Loose route) Method:<REFER> r-uri
> <sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08> To:
> sip:711 at joondalup.fesa.sto From: sip:902 at fesa.sto
> Dec 24 15:58:20 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> f43507d4-e02f109b at 10.1.39.192 (RELAY, start of processing)
> Method:<REFER> r-uri <sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08> To:
> sip:711 at joondalup.fesa.sto From: sip:902 at fesa.sto
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (New request) Method:<INVITE> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (handle initial request) Method:<INVITE> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (t_check_trans) Method:<INVITE> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (Request For Me) Method:<INVITE> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (SEMS, rewrites) Method:<INVITE> r-uri
> <sip:020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[399]: WARNING: <script>:
> s_275259592d_358d20ea49bf (SEMS_SEND) Method:<INVITE> r-uri
> <sip:020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[398]: WARNING: <script>:
> s_275259592d_358d20ea49bf (SEMS_SEND_REPLY) Method:<INVITE> Status:<603>
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[398]: CRITICAL: <script>:
> s_275259592d_358d20ea49bf (SEMS_SEND_FAIL) Method:<INVITE> Status:<<null>>
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[404]: WARNING: <script>:
> s_275259592d_358d20ea49bf (New request) Method:<ACK> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[404]: WARNING: <script>:
> s_275259592d_358d20ea49bf ( reply etc ) Method:<ACK> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[404]: WARNING: <script>:
> s_275259592d_358d20ea49bf (Not a loose route) Method:<ACK> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
> Dec 24 15:58:21 mc0 /usr/local/sbin/kamailio[404]: WARNING: <script>:
> s_275259592d_358d20ea49bf (ACK in lr) Method:<ACK> r-uri
> <sip:7020 at fesa.sto> To: sip:7020 at fesa.sto From:
> sip:711 at 10.50.20.10:5070;LINEID=fac9f6b7cb08
>
>
>
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