How to configure ACLs on an aggregation layer switch

Configure the ACLs on the selected switches. Assign the ACLs to the interfaces you want to filter, using the ACL application (static port ACL, VACL, or RACL) appropriate for each assignment. Port ACLs...

Industry
Nov 30, 2025

General Steps for Planning and Configuring ACLs

Configure the ACLs on the selected switches. Assign the ACLs to the interfaces you want to filter, using the ACL application (static port ACL, VACL, or RACL) appropriate for each assignment.

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Industry
Jul 18, 2026

cisco:switch:configuring_network_security_with_acls [Antonio Perez]

This chapter describes how to configure network security on the Catalyst 2960 and 2960-S switches by using access control lists (ACLs), also referred to as access lists.

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Industry
Feb 01, 2026

How to Configure ACL On Layer 3 Switch in Packet Tracer

Access Control Lists (ACLs) play a pivotal role in network security, facilitating the management of traffic flow within a network. The configuration of ACLs allows for the specification of

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Industry
Jul 21, 2026

UniFi Switches and Access Control Lists (ACLs)

UniFi switches have Access Control Lists (ACLs), useful for isolating device traffic on the same VLAN. Networks with high-performance requirements can also use them to manage inter-VLAN routing,

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Industry
Dec 23, 2025

How to Set up Extended ACLs on a Cisco L3 Switch

In this video, I break down Extended Access Control Lists (ACLs) and show how to configure them step-by-step on a REAL Cisco Layer 3 switch using two VLANs and two PCs.

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Industry
Jan 05, 2026

ACLs Configuration Guide

Access control lists (ACLs) are sequential collections of permit and deny conditions that apply to packets. ACLs filter traffic as it passes through a device and permit or deny packets crossing

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Industry
Oct 22, 2025

Configuring Network Security with ACL On Cisco Layer 3 Switch

ACL access control lists are indispensable for building a security-compliant network, but configuring ACLs on Layer 3 switches is not known to some of the primary network administrators who are new

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Industry
May 20, 2026

layer 3 acl configuration

However, if you enable ip routing on L3 switch, the switch act like a L3 device that forwarding packet. So to eliminate vlan communication, you should config ACL to allow communicate

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Industry
Nov 19, 2025

Cisco Access Lists (ACLs) Explained: Configuration, Troubleshooting

Access Control Lists (ACLs) are one of the foundational tools in Cisco networking. They allow administrators to control traffic flow, filter packets, and improve network security. At the most basic

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Industry
Sep 28, 2025

Traffic Filtering on Cisco Layer3 Switches using ACL and VACL

In this first simple ACL filtering example, the requirement is to block telnet traffic from Host1 to Host2. To achieve this, we will use an extended ACL applied inbound on one of the Switch

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