[SR-Users] SIP OPTIONS between UE and P-CSCF

[BALL SUN]

Hi

I can see that it is not in the IPSEC tunnel. below is the SIP OPTIONS
from two UEs with P-CSCF.

10:43:04.072360 IP 192.168.11.66.5060 > 192.168.10.42.9701: SIP:
OPTIONS sip:45400237 at 192.168.10.42:9700 SIP/2.0
10:43:04.072592 IP 192.168.11.66.5060 > 192.168.10.44.6602: SIP:
OPTIONS sip:45400236 at 192.168.10.44:6600 SIP/2.0
10:43:04.411901 IP 192.168.10.44.6602 > 192.168.11.66.5060: SIP: SIP/2.0 200 OK
10:43:04.443886 IP 192.168.10.42.9701 > 192.168.11.66.5060: SIP: SIP/2.0 200 OK

On Wed, Jun 24, 2020 at 4:48 PM Daniel-Constantin Mierla
<miconda at gmail.com> wrote:
>
> Hello,
>
> is Kamailio listening on other sockets towards UE other than the IPSec
> tunnel?
>
> Cheers,
> Daniel
>
> On 17.06.20 04:49, BALL SUN wrote:
> > Hi
> >
> > We have setup UE with Kamailio IMS, and after the registration is
> > successful. The 2nd SIP REGISTER is sent from UE to P-CSCF through
> > IPSEC tunnel.
> >
> > But we found that  the SIP OPTIONS (I believed it is a health check)
> > from P-CSCF to UE is not through the IPSEC tunnel.
> >
> > our question is
> > 1. Should SIP OPTIONS run inside the IPSEC tunnel or it should be outside?
> > 2. if it can be configured to run inside the IPSEC tunnel, what
> > configuration can we change to achieve it?
> >
> > - RBK
> >
> > _______________________________________________
> > Kamailio (SER) - Users Mailing List
> > sr-users at lists.kamailio.org
> > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
> --
> Daniel-Constantin Mierla -- www.asipto.com
> www.twitter.com/miconda -- www.linkedin.com/in/miconda
> Funding: https://www.paypal.me/dcmierla
>