Tag: router

Cisco ACL Revision

Access Control Lists (ACL) Access Control Lists are used to: Prioritise traffic Restrict or reduce updates Provide basic security Block types of traffic Access control list placement Standard ACLs – Place as close to destination as possible. Extended ACLs – Place as close to source of traffic as possible. Only one ACL per port per Read More

Top 10 Show Commands for Cisco Routers

The Absolute top 10 show Commands Everybody Needs To Know in Cisco Routers Some commands in the Cisco router configuration are just irreplaceable. The ‘show’ commands are the most widely used in Cisco routers. Here is a list of the 10 mostly used of these ‘show’ commands. 1. show running-config This command is your true Read More

Understanding the Cisco IOS File Name Convention

Cisco IOS naming conventions can seem a bit confusing, however to avoid bricking a device its important that you have a full understanding of the Cisco IOS naming conventions. Before planning an upgrade or install of an IOS file, it is very important that you check the name of each IOS file. The IOS file name Read More