[asterisk-dev] T1 sip 500ms or 1s ?

[Olle E. Johansson]

18 jun 2009 kl. 19.14 skrev Eduardo Nunes Pereira:

> But, do the "qualify" equal "yes" have a influence over that rule ?  
> forgive my knowledge about asterisk internals, but "qualify" option  
> is used to send OPTIONS packages ? [ qualify=no ]

The RFC says estimated round trip time or 500 ms for T1. We use the  
result from the OPTIONs request as the estimated round trip time to be  
able to speed up failure situations instead of waiting up to 64*500 ms.

/O