CCNA Training » Port Security Tutorial

Port security is a good feature in Cisco devices for securing access to your network through a switch. By following the steps outlined in this tutorial, you can

The best network switch of 2025 | TechRadar

The Cisco CBS350-8MGP-2X remains the best network switch for most people, and we found during review that it offers enough ports to solve

Cisco Meraki Local Status Page: Overview

Accessing the Local Status Page Most Cisco Meraki devices have a local status page that can be accessed to make local configuration changes, monitor device status and channel utilization,

Port Security

Use this feature to remove and add devices on a secure port without manually deleting the existing secure MAC addresses and to still limit the number of secure addresses on a port.

Switchport Port Security Explained With Examples

This tutorial explained the commands and configuration steps you need to secure switch ports. Learning these commands and configuration steps

Cisco C1300-48T-4X 48-Port + 4x10G Switch

Overview The Cisco Catalyst C1300-48T-4X is a high-performance Layer 3 Gigabit Ethernet managed switch from the Cisco Catalyst 1300 Series, built for SMBs, schools, and branch networks requiring

Cisco Networking for Service Providers

Find the scalable network infrastructure and software solutions to address your challenges with Cisco Networking for service providers.

Cisco Solutions for Technology, Industry, and Business

Cisco offers solutions for your biggest challenges. Our comprehensive products and services cater to your industry, business, or technology needs.

Switchport Port-Security

Secure your campus LAN access layer with Cisco port security. Learn how to limit MACs, block rogue devices, and recover err-disabled switchports.

How to configure port-security on Cisco Switch

In this lesson, you will learn how to configure port security to restrict the number of MAC addresses per port, specify which MAC addresses are allowed, and control what happens when violations occur.

How to Upgrade Cisco Catalyst 2960 Switch IOS: Complete Step-by

Upgrading the IOS firmware on Cisco Catalyst 2960 switches is essential for accessing new features, security patches, bug fixes, and performance improvements. Whether you''re

Cisco Announces It''s Cutting 4,000 Jobs Amid AI-Driven Business

Cisco announced job cuts affecting roughly 4,000 staff, as CEO Chuck Robbins shifts the company''s focus to AI investments, buoyed by strong earnings.

High-Performance ethernet switch 24 port cisco for Seamless

Security features, including MAC address filtering and port security, are also integral, helping protect the network from unauthorized access. Additionally, Power over Ethernet (PoE) capabilities allow

Cisco C9300L-48PF-4X-E 48‑Port Full PoE+ Gigabit Switch

The Cisco C9300L-48PF-4X-E is a powerful and versatile switch designed for small to medium-sized business networks.

Cisco (CSCO) Q3 earnings report 2026

Cisco''s AI story has finally started resonating with Wall Street, with the stock hitting a record late last year and continuing to rally in 2026.

IP Phones

Cisco IP Phones change the communications experience, adding new collaboration modes to VoIP, such as HD voice, video, conferencing, and wireless.

Port Security on Switches | Shutdown | Protect | Restrict ⋆ CCNA

Switch Port Security is the security mechanism used in switches. With this mechanism, a specific port of a switch can be protected with undesirable access. Here, we will learn the theory of this lesson. We

Assigning IP Addresses to VLANs on Cisco Switch

Learn how to assign IP addresses to VLANs on a Cisco switch to enable inter-VLAN communication and improve network segmentation. This

Port Security

This article describes how to configure port security on Cisco devices to associate specific MAC addresses with the interface.

How to Configure Port Security on Cisco Switches | CCNA Guide 2025

Master CCNA port security configuration with step-by-step instructions. Learn sticky MAC, violation modes, troubleshooting, and pass CCNA 200-301 exam with confidence.

How to Configure Port Security on Cisco Switches -

Learn how to configure port security on Cisco switches with step-by-step commands, best practices, and examples to protect your network from

Cisco Port Security

Cisco Port Security: An Introduction Cisco Port Security is an essential feature designed to enhance network security by restricting access to switch ports based on the MAC addresses of connected

Cisco Switch Port Security Configuration and Best

In this article we will configure Cisco Switch Port Security such as limit of MAC address, sticky MAC address etc.

Cisco Meraki cloud-managed security and SD-WAN

Find Cisco Meraki''s portfolio of products including access points, switches, security appliances, and more on Cisco.com.

How to Configure SSH on Cisco Switch: Complete Step

This process ensures encrypted communication, protecting sensitive management traffic from eavesdropping and unauthorized access, unlike older,

AnyConnect

To use group URL or alternate port, server format must be https://fqdn [:port] [/url]. port/url are optional parameters and the [ ]''s should not be used in the string. OS does not allow profile name

Cisco 360 Partner Program

Get self-service access to security, data privacy, and compliance documents. Explore Cisco products and features to empower your purchase with data

Cisco Business 250 Series Smart Switches

The Cisco Business 250 Series is the next generation of affordable smart switches that combine powerful network performance, security, and reliability with a

Factory reset Cisco Catalyst 9200L Switch (without password)

To factory reset a Cisco Catalyst 9200 series switch (e.g. when you can no longer log in or have forgotten the password), you