[asterisk-dev] [Code Review] chan_sip: Make the session-timers 'require: timer' header an option

[Nick Lewis]

>For 'accept' modevon an outgoing call, 
>the 'timer' option should be listed in 
>the Supported header, but there should 
>*not* be a Session-Expires header or a 
>refresher listed. If the other end 
>responds with a Session-Expires header 
>in its, then Asterisk would accept the 
>activation of the timer option.

Yes I see that this is more honest and achieves a softer reluctance to
use session timers 

-- N_L

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