[Spce-user] Remove Via Header with Loopback IP

[Barry Flanagan]

On 3/13/19 11:59 AM, EMMANUEL AFANG wrote:
> Hi Team
> I need some help with removing the Via Header with IP of 127.0.0.1 on
> REGISTER request. I run the mr7.1.1. 
> The REGISTER and INVITE comes with two Via Headers like this:
> Via: SIP/2.0/UDP 11.11.11.11;branch=z9hG4bKa917.f62a0931c9a7993dd075057167d2a788.0                                               
> Via: SIP/2.0/UDP 127.0.0.1:4092;received=127.0.0.1;branch=z9hG4bKrP.53akp;rport=4092   
> I enable topos and this removed the extra Via from the INVITE
> only. *How do I configure Kamalio-LB to hide topology for the
> REGISTER? Or remove the Via Header altogether?*
> (the real problem is that the 127.0.0.1 is creating issues on the sip
> trunk provider softswitch)
>

I think what you need is the following, from the 4.5.X CE Handbook:

https://www.sipwise.org/doc/mr4.5.4/spce/ar01s04.html#_audiocodes_devices_workaround

This changes the 127.0.0.1 to another, dummy IP and solves this
particular problem.

Hope this helps.

-Barry Flanagan


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