#

# allow any TCP packets from the same subnet as foo is on through to host

# 10.1.1.2 if they are destined for port 6667.

#

pass in proto tcp from 10.2.2.2/24 to 10.1.1.2/32 port = 6667

#

# allow in UDP packets which are NOT from port 53 and are destined for

# localhost

#

pass in proto udp from 10.2.2.2 port != 53 to localhost

#

# block anything trying to get to X terminal ports, X:0 to X:9

#

block in proto tcp from any to any port 5999 >< 6010

#

# allow any connections to be made, except to BSD print/r-services

# this will also protect syslog.

#

block in proto tcp/udp all

pass in proto tcp/udp from any to any port 512 <> 515

#

# allow any connections to be made, except to BSD print/r-services

# this will also protect syslog.

#

pass in proto tcp/udp all

block in proto tcp/udp from any to any port 511 >< 516