[sr-dev] Distinguish between local 408 generated after "fr_inv_timer" and "fr_timer"

[Juha Heinanen]

I aki Baz Castillo writes:

 > Yes, this is the second workaround I told in my initial mail, but even
 > if it works it seems a workaround for me. There should be some way
 > builit in the TM module to determine it.
 > 
 > Another solution would be TM module to set a pseudo-variable if the
 > 408 is generated due to "fr_timer", i.e: $tm_fr_timeout = true.

fine with me, but the flag workaround has worked fine for years for me
and is easy to implement in the script.

in my opinion, there are many more higher priority things to do in
core/tm module.

-- juha