[SR-Users] How to hide Via and Record-Route header to external network and restore them to internal network?

Paolo Visintin paolo.visintin at evoseed.io
Thu Sep 1 11:05:32 CEST 2022

Hello Anthony,
Topos module is what you need
It saves the informations in a db (I suggest using redis for performance)
and uses the contact header as a key for restoring datas.


Il giorno gio 1 set 2022 alle 11:00 Anthony Blandin <
anthony.blandin at airnity.com> ha scritto:

> Hi Community,
> I have set up a SBC with Kamailio.
> I am testing voice call from external network to my network and voice call
> from my network to external network.
> When I send SIP messages to external network, I want to hide Via and
> Record-Route headers but when I receive replies from the external network I
> want to restore these Via and Record-Route headers to my network.
> How to store and restore these headers in Kamailio configuration ?
> Could you help on this?
> Thanks
> Anthony Blandin
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Paolo Visintin

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