Tag: Cisco

Every time you deploy a new Cisco device, whether to handle network growth or as part of a product refresh cycle,  someone needs to configure it to meet your unique needs. But configuring switches or routers is not a one-time event — support teams often need to add a new VLAN, change an...

To start up a new Cisco LAN switch, all you have to do is plug in the Ethernet cables and power on the switch. However, you need to perform some basic Cisco router configuration before the basic router will start routing packets. In particular, the router needs to be told what interfaces (and which...

Network administrators often need to adjust the configuration settings of their Cisco switches and routers. However, because the running configuration file is stored in volatile memory, any changes made will be lost if the device is powered off or restarted. In this article, we'll show you how to...

Troubleshooting is about three big things: predicting what can happen, determining the anomalies , and investigating why that anomalies happened. Many network admins break down network infrastructure problems by analyzing the Layer 3 path through the network, hop by hop, in both directions. This...