Scenario: In this Free CCNA Lab we will use Packet Tracer to troubleshoot a simulated network that was designed and configured to support five VLANs and a separate server network. Inter-VLAN routing is provided by an external router in a router-on-a-stick configuration. However, the network is not working as designed and complaints from your users […]
Posted in CCNA, Packet Tracer, Switching, VLAN 
Tags: CCNA, Cisco, Lab, Packet Tracer, Scenario, Spanning Tree Protocol, STP, Switching, VLAN, VTP 
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In these three labs, you will learn how to configure and troubleshoot PPP encapsulation on serial links using the network shown in the topology diagram. You will also learn how to restore serial links to their default HDLC encapsulation. Pay special attention to what the output of the router looks like when you intentionally break PPP […]
Posted in CCNA, Packet Tracer, Routing Tags: CCNA, CHAP, Cisco, Encapsulation, Lab, OSPF, Packet Tracer, PAP, PPP, Routing, Scenario No Comments »
There are ten Cisco IOS commands that every Cisco network engineer need to know. These are essential administration and troubleshooting commands that you will use every day when configuring and maintaining today’s complex networks. You may already know these commands but whether you are a seasoned veteran or brand new to networking you should commit […]
