Shorewall ********* Rules ===== Rules are stored in: :: /etc/shorewall/rules The final column in this file is a port number (or numbers) or a service name from ``/etc/services``. Example ------- Here is the rules file from one of my servers: :: #SECTION ALL #SECTION ESTABLISHED #SECTION RELATED SECTION NEW Trcrt/ACCEPT all fw ACCEPT all fw tcp ssh ACCEPT all fw udp ntp ACCEPT all fw tcp http ACCEPT all fw tcp https # SaltStack ACCEPT all fw tcp 4505 ACCEPT all fw tcp 4506 ACCEPT loc fw udp snmp Check ----- :: shorewall check On my personal server, this gives an error message, *Can't open /etc/shorewall/params* Restart ------- :: sudo /etc/init.d/shorewall restart