Hello Zhan,

have a look to the "uac" module, there are functions to rewrite the From and To header for passing messages. It works together with the rr module.

Cheers,

Henning

Hello!  Please, is it possible to change from/to headers in ACK message to provider? this is exactly our case, please, look it when u get a chance.  http://sip-router.1086192.n5.nabble.com/Wrong-ACK-to-Provider-td130050.html#a130052

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