EtherChannel Configuration with LACP and PAgP
When one uplink between two switches is not enough, adding a second cable does not help by itself: Spanning Tree blocks it. EtherChannel sol...
Spanning Tree Protocol Basics: Root Bridge Election in a Lab
Spanning Tree Protocol (STP) is the reason you can cable switches in a loop for redundancy without melting your network with a broadcast sto...
Static Routes vs Default Routes: When to Use Each (with Lab)
Static routes and default routes are the first routing tools every network engineer learns, and they are still everywhere in production: on ...
NAT and PAT on Cisco Routers: Lab for Home and Office Networks
Every home router and almost every office edge router you will ever touch is doing NAT. In this lab you will build a small office network in...
Standard vs Extended ACLs on Cisco Routers: Lab with Examples
Access Control Lists (ACLs) are the first security tool every Cisco engineer learns, and they also show up in NAT, route filtering and QoS l...
DHCP Server on a Cisco Router plus DHCP Relay (ip helper-address)
Typing static IP addresses on every PC does not scale, and in most small and medium networks the router itself hands out addresses with DHCP...
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