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Question 1 of 15
Lab 16·Intermediate–Advanced

ACL Fundamentals

40–50 min15 Questions

Skills Tested

  • Understand ACL purpose and behavior
  • Apply ACL processing logic (top-down, first match)
  • Identify implicit deny behavior
  • Configure Standard ACLs
  • Configure Extended ACLs
  • Apply ACLs to interfaces (inbound vs outbound)
  • Determine correct ACL placement
  • Troubleshoot blocked traffic
Progress0%

A company needs to secure its network using Access Control Lists.

Reports:

  • !Some traffic is unexpectedly blocked that should be allowed
  • !Some traffic is allowed when it should be denied
  • !A specific host needs to be blocked from reaching a server
  • !Only web traffic should be permitted between two networks

Configure ACLs correctly, analyze ACL behavior, and troubleshoot filtering issues.

Network Topology
ACL Lab
💻PC-A192.168.1.50
💻PC-B192.168.1.10
🌐Router R1G0/0: .1.1 | G0/1: .2.1
🖥️Server192.168.2.10
G0/0192.168.1.0/24 (LAN)
G0/1192.168.2.0/24 (Server)
Multiple Choice
Q1/15

What is the main purpose of an ACL (Access Control List)?

Progress0 correct
Q1Q15

Lessons Reinforced

Lesson 72: ACL FundamentalsLesson 73: Standard ACLsLesson 74: Extended ACLs