The word redundancy is thrown around often in today's communications equipment sector. And, for the most part, this term is used to describe systems that deliver the coveted 99.999 percent (five nines ...

Minimising network downtime is an important aspect of business continuity, particularly given that many organisations are now using one network for all voice and data communications. As a consequence, ...

Virtualization, long a hot topic for servers, has entered the networking realm. With the introduction of a new management blade for its Catalyst 6500 switches, Cisco can make two switches look like ...

David Davis explains how to configure EtherChannel to increase your bandwidth and provide redundancy on a Cisco network. In my previous article on the Virtual Router Redundancy Protocol (VRRP), I ...