Basic configuration commands of the ASA firewall

ASA 5505 ASA 5510 small and medium-sized enterprises

5520 5540 5550 5580 large enterprises

ASA is a Cisco product, formerly called PIX.

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ASA basic configuration command

Command name	Mode	Specific commands
Modify firewall name	Config #	Hostname xxxx
Configure a privileged password	Config #	Enable password xxxx
Remote login password	Config #	Password xxxx
Configuration interface name	Config-if #	Nameif xxxx
Configure the interface security level	Config-if #	Ecurity-level xxxx (0-100)

Basic configuration of the ASA ACL

Standard ACL	Asa (config) # access-group acl_name {in | out} interface _ name
Extended ACL	Asa (config) # access-list acl_name [extended] {permit | deny} protocol src_ip_addr src_mask dst_ip_addr dst_mask [operator port]
Apply the ACL to the interface	Asa (config) # access-group acl_name {in | out} interface _ name

Example: allow ICMP to pass through the firewall

Asa (config) # access-list 111 permit icmp any Asa (config) # access-group 111 in int outside

Static routing

Asa (config) # route interface-name network mask next-hop-address

Other commands

Command name	Mode	Specific commands
Save the running config configuration	Config #	Asa # write memory or Asa # copy running-config startup-config
Clear all running config configurations	Config #	Clear configure all
Clear the configuration of the specified command in running config	Config #	Asa (config) # clear config configcommand [level2configcommand] For example, clear all ACLs. Clear configure access-list Clear specified ACL in_to_out Clear configure access-list in_to_out
Delete the startup-config configuration file	#	Asa # write erase

 

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Basic configuration commands of the ASA firewall