Understanding of idle-timeout and keepalive-timeout

[PackElend]

@mazenco

keepalive-timeout (time | none; Default: ) : Keepalive timeout for authorized HotSpot clients. Used to detect, that the computer of the client is alive and reachable. User is logged out, when timeout value is reached.

the discussion about ping in http://forum.mikrotik.com/t/explanation-idle-timeout-keepalive-timeout/3282/6 should be added