Hi,

I see, you start listening on an interface (enp2s0), which translates into the DHCP IP, but you can not use the socket/listener to do a force send socket ....as there is no way to reference it. Unfortunately something like that is not possible right now, but I see it as a valuable addition.

For the moment, what you can do is to use some pre-processing (see [1]) in order to fill in your CFG the actual IP - and do an IP detection from the opensips init.d / startup script.


[1] https://www.opensips.org/Documentation/Templating-Config-Files-3-0

Best regards,

Bogdan-Andrei Iancu

OpenSIPS Founder and Developer
  https://www.opensips-solutions.com
OpenSIPS eBootcamp 2021
  https://opensips.org/training/OpenSIPS_eBootcamp_2021/

On 11/18/21 4:50 AM, Muhamad Putra Abdullah wrote:

Hi,

Ok. I’m totally in learning process.

Let me explain my test deployment. I have 2 separate network that connected via opensips server.

Internal SIP Server                                       Opensips Server (2 NIC)                         External SIP Server

(User 634) 192.168.1.1  - - - - - - - -  192.168.1.2    | (EXTERNAL_IP) DHCP IP - - - - - - - - 172.16.16.1 (User 605)

What my intension is to relay calls between Internal and External SIP server via Opensips server.

I use this method to achieve this:

socket=udp:enp1s0:5060   # INTERNAL_INTERFACE (192.168.1.2)

socket=udp:enp2s0:5060 # EXTERNAL_INTERFACE (DHCP)

.

.

# From Internal to External

# Testing one number only first 634 to 605

if ($rU=~"^605") {

               sethostport("EXTERNAL_IP:5060");

$socket_out = "udp:EXTERNAL_IP:5060";

rtpproxy_engage("ier");

route(relay);

exit;

}

# From External to internal

# Testing one number only first 605 to 634

if ($rU=~"^634"){

               sethostport("192.168.1.2:5060");

$socket_out = "udp:192.168.1.2:5060";

rtpproxy_engage("eir");

route(relay);

exit;

}

I have no problem on call from external to internal because I know the IP address of internal opensips server, the problem is call from internal to external.

Is there better solutions than this?

Regards

*From:*Bogdan-Andrei Iancu <[email protected]>
*Sent:* Wednesday, 17 November, 2021 8:24 PM
*To:* Muhamad Putra Abdullah <[email protected]>; OpenSIPS users mailling list <[email protected]> *Subject:* Re: [OpenSIPS-Users] How to get all listening socket IP address as variable

If so, when you receive a request on the external IP, the $socket_in(ip) should return the actual DHCP IP.

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
   https://www.opensips-solutions.com  <https://www.opensips-solutions.com>
OpenSIPS eBootcamp 2021
   https://opensips.org/training/OpenSIPS_eBootcamp_2021/  
<https://opensips.org/training/OpenSIPS_eBootcamp_2021/>

On 11/17/21 10:21 AM, Muhamad Putra Abdullah wrote:

    Hi,

    socket=udp:enp1s0:5060 tag INTERNAL_IP  # CUSTOMIZE ME

    socket=udp:enp2s0:5060 tag EXTERNAL_IP  # CUSTOMIZE ME

    My INTERNAL_IP is set to static and EXTERNAL_IP set to DHCP. I
    just use tag to test something.

    Regards

    *From:*Bogdan-Andrei Iancu <[email protected]>
    <mailto:[email protected]>
    *Sent:* Wednesday, 17 November, 2021 3:55 PM
    *To:* Muhamad Putra Abdullah <[email protected]>
    <mailto:[email protected]>; OpenSIPS users mailling list
    <[email protected]> <mailto:[email protected]>
    *Subject:* Re: [OpenSIPS-Users] How to get all listening socket IP
    address as variable

    Hi,

    How do you define the listening socket in OpenSIPs cfg ? (the one
    related to the DHCP interface)

    Regards,


    Bogdan-Andrei Iancu

    OpenSIPS Founder and Developer

       https://www.opensips-solutions.com  <https://www.opensips-solutions.com>

    OpenSIPS eBootcamp 2021

       https://opensips.org/training/OpenSIPS_eBootcamp_2021/  
<https://opensips.org/training/OpenSIPS_eBootcamp_2021/>

    On 11/17/21 2:19 AM, Muhamad Putra Abdullah wrote:

        Hi,

        Is there a way to get the IP address of DHCP interface to use
        in the script? I can get the call go through if I set both the
        interface as static.

        Regards

        Get Outlook for Android <https://aka.ms/AAb9ysg>

        ------------------------------------------------------------------------

        *From:* Bogdan-Andrei Iancu <[email protected]>
        <mailto:[email protected]>
        *Sent:* Tuesday, November 16, 2021, 6:45 PM
        *To:* OpenSIPS users mailling list; Muhamad Putra Abdullah
        *Subject:* Re: [OpenSIPS-Users] How to get all listening
        socket IP address as variable


        Hi,

        via the socket_xx() vars you can get only the sockets relative
        to/used by that call, you cannot iterate thru the listening
        sockets.

        Regards,


        Bogdan-Andrei Iancu

        OpenSIPS Founder and Developer

           https://www.opensips-solutions.com  
<https://www.opensips-solutions.com>

        OpenSIPS eBootcamp 2021

           https://opensips.org/training/OpenSIPS_eBootcamp_2021/  
<https://opensips.org/training/OpenSIPS_eBootcamp_2021/>

        On 11/15/21 9:39 AM, Muhamad Putra Abdullah wrote:

            Hi,

            I have 2 listening interface for opensips 3.2. How do I
            get both IP address to be used as variable in opensips
            config file? I try to use socket_in/ socket_out but failed
            to get the other interface IP address.

            Thanks

            Sent from Mail
            <https://go.microsoft.com/fwlink/?LinkId=550986> for Windows




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