thanks a lot.

And my apologies to all for not THOROUGHLY RTFM...



On Thu, May 16, 2013 at 12:50 PM, Max Mühlbronner <[email protected]> wrote:

>  Hi,
>
>
> it´s very straightforward, just check sems.conf:
>
>
> additional_interfaces=intern, extern
>
>
> sip_ip_intern=1.1.1.1
> sip_ip_extern=2.2.2.2
>
>
>
> In your sbc profile, you can choose which interface will be used when
> sending the call out:
>
> outbound_interface=extern
>
>
>
> Best Regards
>
> Max M.
>
>
> On 05/16/2013 11:38 AM, Vassilis Radis wrote:
>
> Sorry guys, I seem not to understand well:
>
>  How can I configure sems with both a private and a public ip?
> Can I set sip_ip option multiple times and ,consequently, is there an
> option in sbc app to declare which of the above ip's the B-leg calls should
> be outgoing to?
>
>
> On Thu, May 16, 2013 at 12:35 PM, Emil Kroymann <[email protected]>wrote:
>
>> Hi,
>>
>> as Rafael pointed out, you can configure SEMS with both a private and a
>> public IP. So if you're concerned with the processing power required in
>> Kamailio, this would be the way to go. (Although I doubt that Kamailio
>> would be your bottleneck).
>>
>> Regards,
>> Emil
>>
>> Am Thu, 16 May 2013 12:26:14 +0300
>>  schrieb Vassilis Radis <[email protected]>:
>>
>> > Hi emil,
>> >
>> > Thanks for the clarification.
>> > Although it may be stupid I got to ask: This will double the traffic
>> > and processing done by kamailio , just because SEMS can't be
>> > configured with separate/independent UAS / UAC sockets? I dont mean
>> > to be provocative, I am just thinking loudly. It is an SBC. I would
>> > expect a totally separate "leg" in each side of the "border"...
>> > Anyway thanks, I guess I ll drop the private listening address and
>> > make it listen on the public interface.
>> >
>> > Bill.
>> >
>> >
>> > On Thu, May 16, 2013 at 12:04 PM, Emil Kroymann
>> > <[email protected]>wrote:
>> >
>> > > Re-Hi,
>> > >
>> > > Am Thu, 16 May 2013 10:58:19 +0200
>> > > schrieb Emil Kroymann <[email protected]>:
>> > >
>> > > > Hi,
>> > > >
>> > > > The Invalid Argument error usually results when trying to send to
>> > > > a non local address from a socket that is listening on 127.0.0.1.
>> > >
>> > > To expand a bit: SEMS does symmetric SIP. That is, it uses the same
>> > > port (and hence socket) for receiving SIP messages and for sending
>> > > SIP messages. I think, what you should do, is have SEMS route
>> > > outgoing SIP messages back to your kamailio instance which can then
>> > > forward them to the right destination.
>> > >
>> > > Regards,
>> > > Emil
>> > >
>> > > >
>> > > > Regards,
>> > > > Emil
>> > > >
>> > > > Am Wed, 15 May 2013 18:53:08 +0300
>> > > > schrieb Vassilis Radis <[email protected]>:
>> > > >
>> > > > > Hello , I ve setup my sems on the same box with a kamailio.
>> > > > >
>> > > > > Kamailio is bound to the public IP and SEMS to 127.0.0.1
>> > > > > I am only using SBC profile. In sems.conf I have
>> > > > >
>> > > > > sip_ip: 127.0.0.1:5757
>> > > > > media_ip: <public_ip_of_the_box>
>> > > > >
>> > > > > and next_hops and outbound_proxy are not set.
>> > > > >
>> > > > > A call comes from outside into kamailio which sends it to sems
>> > > > > for SBCing. Sems decides the next hop by looking into
>> > > > > application parameter headers that are set by kamailio.
>> > > > > Communication between kamailio and sems is fine. The problem is
>> > > > > that SEMS cannot send its initial INVITE to outside world: In
>> > > > > the debug messages it reports that it checks the DNS of the
>> > > > > next_hop, it calls send_to and then send_to function returns
>> > > > > "Invalid argument" which causes SEMS to report a 400 Bad
>> > > > > request back to Kamailio:
>> > > > >
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [send_request,
>> > > > > trans_layer.cpp:980] DEBUG: Sending to x.x.x.x:5060 <INVITE
>> > > > > sip:[email protected]:...>
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [send,
>> > > > > transport.cpp:109] DEBUG: send  msg
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [send,
>> > > > > transport.cpp:125] ERROR: sendto: Invalid argument
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [send_request,
>> > > > > trans_layer.cpp:988] ERROR: Error from transport layer
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [sendRequest,
>> > > > > AmSipDialog.cpp:1135] ERROR: Could not send request:
>> > > > > method=INVITE; call-id=2CCEB7CF-5193AD9700045DF0-B5CFEB40;
>> > > > > cseq=10 May 15 18:45:27 sip2 sems[26168]: [#b5dffb40]
>> > > > > [onB2BEvent, AmB2BSession.cpp:1254] DEBUG: sending INVITE
>> > > > > failed, relaying back error reply
>> > > > > May 15 18:45:27 sip2 sems[26168]: [#b5dffb40] [onB2BEvent,
>> > > > > AmB2BSession.cpp:1259] DEBUG: relaying B2B SIP reply 400 Bad
>> > > > > Request
>> > > > >
>> > > > > Any ideas?
>> > > > >
>> > > > > Thanks a lot,
>> > > > > Bill
>> > > >
>> > > >
>> > > >
>> > >
>> > >
>> > >
>> > > --
>> > > Emil Kroymann
>> > > VoIP Services Engineer
>> > >
>> > > Email: [email protected]
>> > > Tel: +49-30-203899885
>> > > Mobile: +49-151-62820588
>> > >
>> > > ISACO GmbH
>> > > Kurfürstenstraße 79
>> > > 10787 Berlin
>> > > Germany
>> > >
>> > > Amtsgericht Charlottenburg, HRB 112464B
>> > > Geschäftsführer: Daniel Frommherz
>> > >
>> > >
>>
>>
>>
>> --
>> Emil Kroymann
>> VoIP Services Engineer
>>
>> Email: [email protected]
>> Tel: +49-30-203899885
>> Mobile: +49-151-62820588
>>
>> ISACO GmbH
>> Kurfürstenstraße 79
>> 10787 Berlin
>> Germany
>>
>> Amtsgericht Charlottenburg, HRB 112464B
>> Geschäftsführer: Daniel Frommherz
>>
>>
>
>
> _______________________________________________
> Sems mailing 
> [email protected]http://lists.iptel.org/mailman/listinfo/sems
>
>
>
> --
> Max Mühlbronner
>
> 42com Telecommunication GmbH
> Straße der Pariser Kommune 12-16
> 10243 Berlin
>
> E-Mail: [email protected]
> Web: www.42com.com
>
> Firmenangaben/Company information:
> Handelsregister/Commercial register: Amtsgericht Berlin HRB 99071 B
> Umsatzsteuer-ID/VAT-ID: DE223812306
> Geschäftsführer/CEO: Thomas Reinig, Alexander Reinig
>
> Diese E-Mail enthält Informationen von 42com Telecommunication GmbH. Diese 
> sind möglicherweise vertraulich und ausschließlich für den Adressaten 
> bestimmt. Sollten Sie diese elektronische Nachricht irrtümlicherweise 
> erhalten haben, so informieren Sie uns bitte unverzüglich telefonisch oder 
> per E-Mail.
>
> This message is intended only for the use of the individual or entity to 
> which it is addressed. If you have received this message by mistake, please 
> notify us immediately.
>
>
> _______________________________________________
> Sems mailing list
> [email protected]
> http://lists.iptel.org/mailman/listinfo/sems
>
>
_______________________________________________
Sems mailing list
[email protected]
http://lists.iptel.org/mailman/listinfo/sems

Reply via email to