Browsing Tag
cisco
82 posts
How to Set Up Dynamic Routing with OSPF on Cisco Routers: Complete Configuration Guide
If I had to pick one interior routing protocol to teach someone first, it would be OSPF. It’s…
How to Configure Static Routing on a Cisco Router: Step-by-Step Configuration Guide
I know static routing doesn’t have the reputation of something like BGP or OSPF — no elections, no…
How to Implement QoS (Quality of Service) on Cisco Devices: Traffic Prioritization and Management
The first time I really understood why QoS mattered wasn’t from a textbook — it was watching a…
How to Configure NAT (Network Address Translation) on Cisco Routers: Static, Dynamic, and PAT Setup
If you have ever wondered how your entire home or office network reaches the internet using just one…
How to Configure Access Control Lists (ACLs) on Cisco Devices: Standard and Extended ACL Setup
Access Control Lists are one of the first things I learned when I started studying for my networking…
How to Set Up Telnet on a Cisco Router: Remote Access Configuration and Security
Telnet is one of those protocols that almost every networking student learns first, even though most production networks…
How to Configure SSH on a Cisco Router: Secure Remote Access Setup and Best Practices
SSH is the protocol I reach for by default whenever I need to remotely manage a Cisco device,…
How to Secure a Cisco Router with Passwords: Enable Secret, Console, and VTY Security Configuration
Password security is the very first line of defense on any Cisco device, and yet it is one…
How to Configure Inter-VLAN Routing on a Cisco Router: Router-on-a-Stick Setup Guide
VLANs are great for segmenting a network, but at some point, devices in different VLANs need to talk…
How to Create a VLAN on a Cisco Switch: Complete Configuration and Management Guide
VLANs are one of the very first switching concepts every network engineer learns, and for good reason —…