Hello Alex,
This is debug might be helpful.

Mar 29 12:24:05 canlvprx01 kamailio: 11(31941) DEBUG: <core> [receive.c:154]: receive_msg(): After parse_msg...
Mar 29 12:24:05 canlvprx01 kamailio: 11(31941) DEBUG: <core> [receive.c:197]: receive_msg(): preparing to run routing scripts...
Mar 29 12:24:05 canlvprx01 kamailio: 11(31941) DEBUG: sl [sl_funcs.c:412]: sl_filter_ACK(): DEBUG : sl_filter_ACK: to late to be a local ACK!

Slava.



From: "Slava Bendersky" <volga629@networklab.ca>
To: "sr-users" <sr-users@lists.sip-router.org>
Sent: Sunday, March 29, 2015 11:56:58 AM
Subject: Re: [SR-Users] NAT Contact:

Hello Alex,
I switched to aliases method, but in case like this,

AU ----> Internet ---> Kamailio ----> Asterisk
AU2  <--Internet <---------| <------------|

Call between two extensions not working, because kamailio mark as external domain and LOCATION not saved, but even if I save location I see in kamctl ul show more then 5 records for each AOR.

Slava.


From: "Slava Bendersky" <volga629@networklab.ca>
To: "sr-users" <sr-users@lists.sip-router.org>
Sent: Sunday, March 29, 2015 9:52:18 AM
Subject: Re: [SR-Users] NAT Contact:

Hello Alex,
I switched to alias method, but there some CRITICAL message.

Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) ERROR: *** cfgtrace:request_route=[NATDETECT] c=[/etc/kamailio/kamailio-asterisk.cfg] l=905 a=16 n=if
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) ERROR: *** cfgtrace:request_route=[NATDETECT] c=[/etc/kamailio/kamailio-asterisk.cfg] l=901 a=24 n=is_first_hop
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) DEBUG: siputils [sipops.c:161]: w_is_first_hop(): no 2nd via found - first hop
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) CRITICAL: <core> [route.c:1237]: comp_num(): Invalid right operand (1)
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) ERROR: *** cfgtrace:request_route=[NATDETECT] c=[/etc/kamailio/kamailio-asterisk.cfg] l=902 a=5 n=route
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) ERROR: *** cfgtrace:request_route=[ADD_CONTACT_ALIAS] c=[/etc/kamailio/kamailio-asterisk.cfg] l=976 a=16 n=if
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) ERROR: *** cfgtrace:request_route=[ADD_CONTACT_ALIAS] c=[/etc/kamailio/kamailio-asterisk.cfg] l=971 a=24 n=add_contact_alias
Mar 29 09:54:45 canlvprx01 kamailio: 2(31248) DEBUG: nathelper [nathelper.c:970]: add_contact_alias_0_f(): no need to add alias param



From: "Alex Balashov" <abalashov@evaristesys.com>
To: "sr-users" <sr-users@lists.sip-router.org>
Sent: Saturday, March 28, 2015 7:31:54 PM
Subject: Re: [SR-Users] NAT Contact:

On 03/28/2015 07:26 PM, Slava Bendersky wrote:

> Is for mix of tcp transport and alias is required add any additional
> parameters in global configuration ?

I wouldn't think so.

--
Alex Balashov | Principal | Evariste Systems LLC
303 Perimeter Center North, Suite 300
Atlanta, GA 30346
United States

Tel: +1-800-250-5920 (toll-free) / +1-678-954-0671 (direct)
Web: http://www.evaristesys.com/, http://www.csrpswitch.com/

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