I don't understand, are you able to send an INVITE to Asterisk via TCP? Could you share a trace of the calls, masking the sensible information?
Cheers, Federico On Fri, May 18, 2018 at 4:56 PM, Wilkins, Steve <swwilk...@mitre.org> wrote: > I have tried using t_relay_to_tcp() and t_realy, both with and without > setting $ru = $ru + ";transport=tcp" right before the call. > > I get different errors and failures depending on which way I make the > call. Which log would you want to see? > > > > - I also wanted to point out that if I use UDP, the call connects (it > is a WebRTC client to WebRTC client call, and both clients are registered > in Kamailio). The call just gets dropped after 30 seconds because Asterisk > 15.3 is not receiving the ACK back to the ‘200 OK’. Aas stated, TCP does > not even connect. > > > > - Another very interesting thing is that if I use UDP and Asterisk > 14.6, the call works perfect! It stays connected and I have full duplex > Audio and Video > > > > Thank you! > > > > > > *From:* sr-users [mailto:sr-users-boun...@lists.kamailio.org] *On Behalf > Of *Federico Cabiddu > *Sent:* Friday, May 18, 2018 8:49 AM > > *To:* Kamailio (SER) - Users Mailing List <sr-users@lists.kamailio.org> > *Subject:* Re: [SR-Users] Transport issue thought > > > > Can you print the logs when it tries to send the ACK? > > Check also that the ACK ruri contains the same destination port which was > used for the INVITE, otherwise a new connection will be created. > > > > Best regards, > > > > Federico > > > > On Fri, May 18, 2018 at 2:31 PM, Wilkins, Steve <swwilk...@mitre.org> > wrote: > > Thank you Alex and Federico, > > > > I verified, and SO_REUSEPORT is defined on my OS. I am using Kamailio 5.2 > and I set ‘tcp_reuse_port=yes;’ and $fs; this has been to no avail as > ‘ACK’s’ are still using the high port number randomly assigned by Kamailio. > > > > Thank you all for sharing your knowledge! > > > > > > *From:* sr-users [mailto:sr-users-boun...@lists.kamailio.org] *On Behalf > Of *Federico Cabiddu > *Sent:* Friday, May 18, 2018 12:57 AM > *To:* Kamailio (SER) - Users Mailing List <sr-users@lists.kamailio.org> > *Subject:* Re: [SR-Users] Transport issue thought > > > > You are right Alex, Linux kernel didn't support SO_REUSEPORT, which allows > a socket to be used as source for a tcp connection while is already bound, > until version 3.9. > > Kamailio's parameter tcp_reuse_port, if enabled and your OS has support > for SO_REUSEPORT (so not only Linux but FreeBSD, OSX and others), allows > you to use force_send_socket (or $fs) to send messages from a TCP port > kamailio is listening to. > > > > Cheers, > > > > Federico > > > > On Fri, May 18, 2018 at 12:28 AM, Alex Balashov <abalas...@evaristesys.com> > wrote: > > When an outgoing TCP connection is opened, either a port can be > explicitly bound, or it is auto-assigned by the OS's networking stack. I > believe Kamailio does the latter and does not offer options to constrain > the range. If it does, I'm not aware of any apart from this one: > > https://www.kamailio.org/wiki/cookbooks/5.1.x/core#tcp_reuse_port > > Not sure if it would help in this case, you'd have to give it a try. > > > On Thu, May 17, 2018 at 10:21:34PM +0000, Wilkins, Steve wrote: > > > It appears that the bottom line of my TCP transport not working is that > Kamailio is randomly assigning large port numbers to send the TCP traffic > out on. > > I am not able to randomly open high ports for this purpose. Is there a > way to tell Kamailio to only use specific ports for this. I have tried > using > > force_send_socket() with Kamailio' s IP, and the port I want to send out > on, but this did not work either. Does this sound like I am on the right > track? > > > > Thank you, > > - > > > _______________________________________________ > > Kamailio (SER) - Users Mailing List > > sr-users@lists.kamailio.org > > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > > -- > Alex Balashov | Principal | Evariste Systems LLC > > Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free) > Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ > > _______________________________________________ > Kamailio (SER) - Users Mailing List > sr-users@lists.kamailio.org > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > > > > _______________________________________________ > Kamailio (SER) - Users Mailing List > sr-users@lists.kamailio.org > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > > > _______________________________________________ > Kamailio (SER) - Users Mailing List > sr-users@lists.kamailio.org > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > >
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