Default socket options configuration file.

ctrl/sockopts.cfg

+; Socket option configuration file
+; option-name <white-space> value
+
+; supported options:
+; TYPE
+; DEBUG
+; LINGER
+; SNDBUF
+; RCVBUF
+; SNDLOWAT
+; RCVLOWAT
+; SNDTIMEO
+; RCVTIMEO
+; REUSEADDR
+; KEEPALIVE
+; DONTROUTE
+; BROADCAST
+; OOBINLINE
+
+; LINGER	1 5
+KEEPALIVE 1
+SNDBUF	4096
+RCVBUF	4096