There is no other IPSec configuration needed apart from running Kamailio P-CSCF and UE sending a SIP Register with Security-Client information for IPSec creation. Kamailio IMS IPSec module creates IPSec tunnels using Netlink library.
Best Regards, Supreeth On Wed, 24 Jun 2020 at 13:29, Pavithra Mohanraja <[email protected]> wrote: > Hi , > > Could you please tell how to configure ipsec (general configuration not > related to kamailio). > > Thanks, > Pavithra > > On Wed, Jun 24, 2020 at 2:12 PM supreeth herle <[email protected]> > wrote: > >> reason=404 (Not Found - destination user not found on this S-CSCF)] >>> >> >> Please check your IMPU for the IMS user in the IMS HSS (e.g. FHoSS or any >> other HSS you are using to enter IMS user details). SCSCF is not able to >> find a registered user with that IMPU (i am assuming that you are getting >> this response while calling) >> >> Increase the debug level on S-CSCF and check out which IMPU is being >> referred by SCSCF >> >> Best Regards, >> Supreeth >> >> On Wed, 24 Jun 2020 at 10:26, Pavithra Mohanraja <[email protected]> >> wrote: >> >>> Hi, >>> >>> I am facing below error in kamailio-ims 5.3.4 version. >>> >>> reason=404 (Not Found - destination user not found on this S-CSCF)] >>> >>> could you please help me how should i proceed with and where the >>> registration details will be stored in kamailio ims. >>> >>> It fails at this line in kamailio.cfg file in scscf . >>> >>> route[FINAL_TERM] { >>> if (lookup("location")) { >>> if (uri==myself) { >>> if (!t_newtran()) { >>> sl_reply_error(); >>> exit; >>> } >>> xlog("Destination Not Found ----\n"); >>> t_reply("404","Not Found - destination user not >>> found on this S-CSCF"); >>> exit; >>> } >>> >>> here lookup(location) means what it means. Could you please help me >>> >>> >>> >>> Thanks, >>> Pavithra >>> >>> On Thu, May 14, 2020 at 9:59 PM supreeth herle <[email protected]> >>> wrote: >>> >>>> Hello Pavithra, >>>> >>>> I have written a guide for how to integrate an IMS using Kamailio with >>>> open5gs EPC, here is the link >>>> https://open5gs.org/open5gs/docs/tutorial/02-VoLTE-setup/. You can >>>> find steps to setup rtpengine in that guide. >>>> >>>> Regarding requirement of rtpengine, its mandatory if you want to use >>>> the scripts in that example folder without modification. Also, read the >>>> READE of sipwise/rtpengine github repo, its very informative (in a gist >>>> rtpengine offer much more feature than rtpproxy) >>>> >>>> why can't we have sip client to sip client rtps flowing like how it is >>>>> happening without NAT. >>>>> >>>> >>>> For this, i would definitely suggest to read about SIP working. This is >>>> a perfect link https://github.com/onmyway133/blog/issues/284 which >>>> offers extensive material (short and very interesting to read with >>>> examples) related to SIP. >>>> >>>> Best Regards, >>>> Supreeth >>>> >>>> >>>> On Thu, 14 May 2020 at 17:51, Pavithra Mohanraja < >>>> [email protected]> wrote: >>>> >>>>> Hi , >>>>> >>>>> I didn't configure rtpengine ..instead of that only I used >>>>> rrpproxy..will it not work? >>>>> >>>>> If not please tell me how to configure rtpengine and also tell me if >>>>> it is really madatory .. why can't we have sip client to sip client rtps >>>>> flowing like how it is happening without NAT. >>>>> >>>>> That's my doubt ..please clarify .. >>>>> >>>>> Thanks. >>>>> >>>>> On Thu, May 14, 2020, 8:57 PM supreeth herle <[email protected]> >>>>> wrote: >>>>> >>>>>> HI, >>>>>> >>>>>> Hold on a moment, >>>>>> >>>>>> >>>>>>> 10.40.10.3 - pcscf in port 4060 (pcscf with NAT enabled in pcscf.cfg >>>>>>> (!#define WITH_NAT) and configured rtpproxy) >>>>>>> 10.40.10.12 - icscf in port 4070 >>>>>>> 10.40.10.5 - scscf in port 4080 >>>>>>> 10.40.10.30 - hss >>>>>>> >>>>>> >>>>>> So i assume you are using the examples provided in the ims folder of >>>>>> kamailio repo right? Isn't it using RTPEngine and not RTPProxy? Or have >>>>>> you >>>>>> modified the P-CSCF configuration to work with RTPProxy? >>>>>> >>>>>> Best regards, >>>>>> Supreeth >>>>>> >>>>>> On Thu, 14 May 2020 at 16:39, Pavithra Mohanraja < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> Hi , >>>>>>> I have attached working rtp pcap file. But it is getting reverted >>>>>>> back to me . >>>>>>> >>>>>>> As you said , i have tried restarting rtpproxy several times. but it >>>>>>> didnt work . >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Thu, May 14, 2020 at 7:11 PM supreeth herle < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> Thanks for the pcap. Sorry, to ask this but can you also send pcap >>>>>>>> of scenario where you see RTP packets? >>>>>>>> >>>>>>>> Also, did you restart the rtpproxy after altering the >>>>>>>> /etc/default/rtpproxy ? >>>>>>>> >>>>>>>> i.e. >>>>>>>> >>>>>>>> $ systemctl restart rtpproxy >>>>>>>> >>>>>>>> Best Regards, >>>>>>>> Supreeth >>>>>>>> >>>>>>>> On Thu, 14 May 2020 at 14:51, Pavithra Mohanraja < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hi Supreeth, >>>>>>>>> I have attached pcap files . kindly check and let me know. >>>>>>>>> filter of rtp packets and check. >>>>>>>>> >>>>>>>>> *filter : sip || rtp* >>>>>>>>> >>>>>>>>> >>>>>>>>> On Thu, May 14, 2020 at 5:15 PM supreeth herle < >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>>> Hi Pavithra, >>>>>>>>>> >>>>>>>>>> Thanks for the clarification. Can you please attach a pcap of the >>>>>>>>>> call where you are not seeing the RTP packets? And, btw is the call >>>>>>>>>> getting >>>>>>>>>> dropped or something in that scenario? >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> Supreeth >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Thu, 14 May 2020 at 13:34, Pavithra Mohanraja < >>>>>>>>>> [email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> Hi Supreeth, >>>>>>>>>>> >>>>>>>>>>> I have kamailio ims installed in 4 vms inside openstack. >>>>>>>>>>> >>>>>>>>>>> 10.40.10.3 - pcscf in port 4060 (pcscf with NAT enabled in >>>>>>>>>>> pcscf.cfg (!#define WITH_NAT) and configured rtpproxy) >>>>>>>>>>> 10.40.10.12 - icscf in port 4070 >>>>>>>>>>> 10.40.10.5 - scscf in port 4080 >>>>>>>>>>> 10.40.10.30 - hss >>>>>>>>>>> >>>>>>>>>>> so all these vms are running in same subnet. >>>>>>>>>>> I have a floating ip associated to pcscf. >>>>>>>>>>> Now I have two zoiper clients outside openstack >>>>>>>>>>> zoiper1 - 10.0.2.15 (NAT Enabled Network adaptor) >>>>>>>>>>> zoiper2 - 10.0.2.15 >>>>>>>>>>> >>>>>>>>>>> when i am making a call from zoiper1 to zoiper2, call is going >>>>>>>>>>> properly . SIP messages are coming properly in wireshark packets. >>>>>>>>>>> when i filter for RTP packets in wireshark, it is not coming. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> when i have the zoiper clients inside openstack itself ,i can >>>>>>>>>>> able to see RTP Packets in wireshark between two sip clients >>>>>>>>>>> without any >>>>>>>>>>> NAT related configurations done. >>>>>>>>>>> >>>>>>>>>>> Kindly help me. >>>>>>>>>>> Thanks. >>>>>>>>>>> >>>>>>>>>>> On Thu, May 14, 2020 at 4:49 PM supreeth herle < >>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>> >>>>>>>>>>>> Can you explain some more when you mean by "RTP alone is not >>>>>>>>>>>> coming."? And, how are you checking/verifying that? >>>>>>>>>>>> >>>>>>>>>>>> Regards, >>>>>>>>>>>> Supreeth >>>>>>>>>>>> >>>>>>>>>>>> On Thu, 14 May 2020 at 13:12, Pavithra Mohanraja < >>>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hi , >>>>>>>>>>>>> >>>>>>>>>>>>> Yes I have configured as you mentioned only . In my pcscf only >>>>>>>>>>>>> i have rtpproxy also configured. >>>>>>>>>>>>> Floating IP i have given in listen address also as >>>>>>>>>>>>> listen = 10.40.10.3:4060 advertise 10.45.4.22:4060 >>>>>>>>>>>>> >>>>>>>>>>>>> 10.40.10.3 - private ip >>>>>>>>>>>>> 10.45.4.22 - floating ip >>>>>>>>>>>>> Still RTP alone is not coming. >>>>>>>>>>>>> >>>>>>>>>>>>> Is it the only way of configuring NAT ? >>>>>>>>>>>>> >>>>>>>>>>>>> Thanks. >>>>>>>>>>>>> >>>>>>>>>>>>> On Thu, May 14, 2020 at 4:37 PM supreeth herle < >>>>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Hello Pavithra, >>>>>>>>>>>>>> >>>>>>>>>>>>>> Have you tried advertising the floating IP of the VM running >>>>>>>>>>>>>> RTPProxy as follows? >>>>>>>>>>>>>> >>>>>>>>>>>>>> Edit /etc/default/rtpproxy file as follows: >>>>>>>>>>>>>> >>>>>>>>>>>>>> # Additional options that are passed to the daemon. >>>>>>>>>>>>>> EXTRA_OPTS="-l 172.24.15.30 -d DBUG:LOG_LOCAL0" >>>>>>>>>>>>>> >>>>>>>>>>>>>> here, "-l <PUBLIC_IP>" >>>>>>>>>>>>>> >>>>>>>>>>>>>> Hope it helps. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>> Supreeth >>>>>>>>>>>>>> >>>>>>>>>>>>>> On Thu, 14 May 2020 at 13:01, Pavithra Mohanraja < >>>>>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> Hi , >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Could anybody please give me the approach how to configure >>>>>>>>>>>>>>> NAT in kamailio IMS. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> I have installed kamailio IMS in openstack environment which >>>>>>>>>>>>>>> has private ips for all four vms (each component in one vm). >>>>>>>>>>>>>>> pcscf has one >>>>>>>>>>>>>>> floating IP attached. I have enabled "WITH_NAT" and configured >>>>>>>>>>>>>>> rtpproxy . >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> when i make a call from outside of openstack using 2 zoiper >>>>>>>>>>>>>>> clients with outbound proxy keeping floating ip of pcscf, I am >>>>>>>>>>>>>>> getting 200 >>>>>>>>>>>>>>> ok with all SIP packets correctly flowing but there is no RTP >>>>>>>>>>>>>>> Packet. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> When i try the same within openstack environment without >>>>>>>>>>>>>>> using public ip, I am getting RTP Packets. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Kindly tell me the procedure of NAT Enablement or do i need >>>>>>>>>>>>>>> to do anything other than this. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Kindly help because i am stuck with this for long time. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Thanks. >>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>>>>>>> [email protected] >>>>>>>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>>>>>>> >>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>>>>>> [email protected] >>>>>>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>>>>>> >>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>>>>> [email protected] >>>>>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>>>>> >>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>>>> [email protected] >>>>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>>>> >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>>> [email protected] >>>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>>> >>>>>>>>>> _______________________________________________ >>>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>>> [email protected] >>>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>>> >>>>>>>>> _______________________________________________ >>>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>>> [email protected] >>>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Kamailio (SER) - Users Mailing List >>>>>>>> [email protected] >>>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> Kamailio (SER) - Users Mailing List >>>>>>> [email protected] >>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>>> >>>>>> _______________________________________________ >>>>>> Kamailio (SER) - Users Mailing List >>>>>> [email protected] >>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>> >>>>> _______________________________________________ >>>>> Kamailio (SER) - Users Mailing List >>>>> [email protected] >>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>> >>>> _______________________________________________ >>>> Kamailio (SER) - Users Mailing List >>>> [email protected] >>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>> >>>
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