In the implementation of network security, how does the deployment of a Cisco ASA firewall differ from a Cisco IOS router?

In the implementation of network security, how does the deployment of a Cisco ASA firewall differ from a Cisco IOS router?

• ASA devices do not support an implicit deny within ACLs.
• ASA devices use ACLs configured with a wildcard mask.
• ASA devices support interface security levels.
• ASA devices use ACLs that are always numbered.

Explanation: The differences between ASA devices and Cisco IOS routers include the following:
An ASA device configured with ACLs is configured with a subnet mask.
An ASA device supports interface security levels.
An ASA device configured with an ACL is always named.
ASA devices and Cisco IOS routers are similar in that they both support an implicit deny within an ACL.

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