Engineer Briefing

A secure network does not allow every device to communicate freely.

A network engineer must answer:

• Who can access this resource?
• What traffic should be allowed?
• What traffic should be blocked?

The tool used to control network traffic is:

Access Control List (ACL)

Mission Objectives

By the end of this mission, students should understand:

• What ACLs are.
• How ACLs filter traffic.
• Standard vs Extended ACLs.
• ACL placement.
• Enterprise access control design.

1. What Is an ACL?

ACL means:

Access Control List