Quick Reference Sheet: CISCO Firewall

 Basic Commands:

• show version: Display the firewall's version information.

• show interface: Display the firewall's interfaces and their status.

• show ip route: Display the firewall's routing table.

• show ip nat: Display the firewall's NAT configuration.

• show firewall policy: Display the firewall's security policy.

• show firewall filter: Display the firewall's packet filtering rules.

• show firewall access-list: Display the firewall's access lists.

• show firewall configuration: Display the firewall's full configuration.

Configuration Commands:

• interface: Configure a firewall interface.

• ip address: Assign an IP address to a firewall interface.

• ip route: Add a route to the firewall's routing table.

• ip nat: Configure NAT on the firewall.

• firewall policy: Configure the firewall's security policy.

• firewall filter: Configure packet filtering rules on the firewall.

• firewall access-list: Configure access lists on the firewall.

Troubleshooting Commands:

• debug firewall: Enable firewall debugging.

• show debug firewall: Display firewall debug output.

• packet-tracer: Trace a packet through the firewall.

• show firewall session: Display a list of active firewall sessions.

• show firewall log: Display the firewall's log file.

Advanced Commands:

• zone: Configure a firewall zone.

• policy-map: Configure a policy map.

• class-map: Configure a class map.

• interface-vlan: Configure a VLAN interface.

• ipsec: Configure IPsec on the firewall.

• vpn: Configure a VPN on the firewall.

• set security levels: Configure the firewall's security levels.

Additional Commands:

• show run: Display the firewall's running configuration.

• configure terminal: Enter configuration mode.

• end: Exit configuration mode.

• copy running-config startup-config: Save the firewall's running configuration to the startup configuration.

• reload: Reload the firewall's configuration.