[Kamailio-Users] [nat][registrar] setting max_expires dynamically

Alex Balashov abalashov at evaristesys.com
Tue Jul 14 12:16:56 CEST 2009


This feature does not exist.

The "natping" functionality in nathelper (and something similar in 
nat_traversal) is designed to help keep stateful UDP pinholes open for 
NAT traversal on the client side.

Pascal Maugeri wrote:

> Hi
> 
> How can we set the expires value of the REGISTER OK sent back to the 
> clients in a dynamic way ?
> 
> We set already a value with
> 
> modparam("registrar", "max_expires", 120)
> 
> 
> but if the UA has been detected to be behind a NAT we want to apply a 
> different value.
> 
> Regards,
> Pascal
> 
> 
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> 
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-- 
Alex Balashov
Evariste Systems
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