CCNAbeginner-intermediate35 minfree

Standard ACL for Management Plane Restrictions

Restrict who can manage the device without touching data-plane forwarding yet.

Lab challenge

Protect the management plane with the simplest ACL that still does the job correctly.

Progression

Define the permitted source network, apply the ACL to the management path, then test both success and denial cases.

Catalog metadata

Bundle
CCNA 200-301 v1.1 Foundation Lab Catalog
Blueprint domain
Security Fundamentals
Blueprint objective
Configure and verify standard ACL placement for management access
Focus
acl • management security • vty
Platform
Packet Tracer-friendly • CML-friendly • platform-neutral
Device count
3
Reference source
Cisco CCNA 200-301 v1.1 blueprint → Configure and verify standard ACL placement for management access

Prerequisites

  • SSH configuration
  • source network identification

Skills practiced

  • create standard ACLs
  • apply ACL to VTY or management plane
  • verify allowed and denied sources

Validation checklist

  • management subnet can log in
  • unauthorized subnet is denied
  • ACL match counters increment

Task sequence

  1. 1Create a standard ACL permitting only the management subnet.
  2. 2Apply the ACL to VTY access or equivalent management entry point.
  3. 3Test SSH from an allowed host.
  4. 4Test from a denied source.
  5. 5Inspect ACL counters and login behavior.

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