Cisco CCNP – Router Switch Blog

New Cisco CCNP Routing & Switching 2014

Posted on September 11, 2014 by RouterSwitch Tech | 0 Comments

Cisco announced major revisions to the Cisco CCNP (Certified Network Professional) Routing and Switching certification at the end of July. All three courses: Implementing Cisco IP Routing (ROUTE), Implementing Cisco IP Switched Networks (SWITCH) and Troubleshooting and Maintaining Cisco IP Networks…

How to Configure IGRP (Interior Gateway Routing Protocol)?

Posted on January 29, 2013 by RouterSwitch Tech | 0 Comments

Interior Gateway Routing Protocol (IGRP) is a distance vector interior routing protocol (IGP) invented by Cisco. It is used by routers to exchange routing data within an autonomous system. IGRP is a proprietary protocol. IGRP was created in part to…

How to Configure DHCP Snooping?

Posted on August 28, 2012 by RouterSwitch Tech | 0 Comments

DHCP snooping is a security feature intended to prevent rogue DHCP server from sending malicious DHCP replies. When DHCP snooping is enabled, the switch intercept all the DHCP requests, and discards DHCP replies coming from “untrusted” ports. The offending switch…

CCNP TSHOOT: Cisco Troubleshooting Techniques & Procedures

Posted on July 13, 2012 by RouterSwitch Tech | 0 Comments

Troubleshooting techniques are vital to understand to obtain the Cisco certified Network Professional (CCNP) and other higher level certifications. Sean Wilkins, an accomplished networking consultant for SR-W Consulting, wrote an article of Cisco Troubleshooting Techniques & Procedures. So you can…