thank you for reply 
i use following link to install
" https://computingforgeeks.com/how-to-install-latest-kamailio-sip-server-on-ubuntu-18-04-ubuntu-16-04/  "

On Fri, Apr 19, 2019 at 7:22 PM Giovanni Maruzzelli <gmaruzz@gmail.com> wrote:
Kamailio is crashing, I doubt that is related with the kind of certificates.

How do you installed Kamailio?

-giovanni


On Fri, Apr 19, 2019 at 3:27 PM Gaurav Bmotra <saigauravmehra91@gmail.com> wrote:
thanks for reply 
it "
LetsEncrypt  "creates the certs 
/etc/letsencrypt/csr/0000_csr-certbot.pem
 /etc/letsencrypt/keys/0000_key-certbot.pem
 

On Fri, Apr 19, 2019 at 6:45 PM David Villasmil <david.villasmil.work@gmail.com> wrote:
How did you create the certs? In terms of kamailio. 

On Fri, 19 Apr 2019 at 14:12, Gaurav Bmotra <saigauravmehra91@gmail.com> wrote:
HI 
this is Gaurav 
im using kamailio 5.1.2 on ubuntu 18.4

i am trying to configure LetsEncrypt (tls) for kamailio sing following link

but unable to start kamailio ,i m getting these error 

------->>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Apr 19 11:23:57 ubuntufresh systemd[1]: Starting Kamailio (OpenSER) - the Open Source SIP Server...
Apr 19 11:23:58 ubuntufresh kamailio[5365]: INFO: <core> [core/sctp_core.c:74]: sctp_core_check_support(): SCTP API not enabled - if you want to use it, load sctp module
Apr 19 11:23:58 ubuntufresh kamailio[5365]: INFO: <core> [core/tcp_main.c:4721]: init_tcp(): using epoll_lt as the io watch method (auto detected)
Apr 19 11:23:58 ubuntufresh kamailio[5365]: Listening on
Apr 19 11:23:58 ubuntufresh kamailio[5365]: Aliases:
Apr 19 11:23:58 ubuntufresh kernel: kamailio[5378]: segfault at 0 ip 00007f8d6fdac646 sp 00007ffe8e2337f8 error 4 in libc-2.27.so[7f8d6fcfb000+1e7000]
Apr 19 11:23:58 ubuntufresh kamailio[5365]: ERROR: <core> [core/daemonize.c:303]: daemonize(): Main process exited before writing to pipe
Apr 19 11:23:58 ubuntufresh systemd[1]: kamailio.service: Control process exited, code=exited status=255
Apr 19 11:23:58 ubuntufresh systemd[1]: kamailio.service: Failed with result 'exit-code'.
Apr 19 11:23:58 ubuntufresh systemd[1]: Failed to start Kamailio (OpenSER) - the Open Source SIP Server.
<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<------------------------------------

plz help



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Regards:
Gaurav Kumar


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Regards,

David Villasmil
phone: +34669448337
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Regards:
Gaurav Kumar


_______________________________________________
Kamailio (SER) - Users Mailing List
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Sincerely,

Giovanni Maruzzelli
OpenTelecom.IT
cell: +39 347 266 56 18

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Regards:
Gaurav Kumar