Reply To: firewall problems and workarounds –

[David Harrison]

On Solaris, use ndd to inspect or set tcp settings.

To inspect the keepalive:

ndd -get /dev/tcp tcp_keepalive_interval

The keepalive interval is in miliseconds and the default is 7200000 (2 hours) and is system wide.

To set the keepalive:

ndd -set /dev/tcp tcp_keepalive_interval
nnnnnnn