[OpenSER-Users] Is there OPTIONS keepalive in TCP?

[Juha Heinanen]

Bogdan-Andrei Iancu writes:

 > I was digging in Stevens, for there were no restriction for setsockopt() 
 > with SO_KEEPALIVE - do you have other info on this topic?

bogdan,

i don't remember exactly anymore, but when i was looking into this a
year or so ago, i remember reading somewhere that tcp keepalive option
is not an official part of tcp protocol and that it is not implemented
by all OSes.

-- juha