To view a PDF version of this article, click here. High-availability routing systems are a growing requirement, particularly at the network edge where circuits are terminated and rerouting around a ...

High Availability (HA) refers to the design and implementation of systems that are operational and accessible without significant downtime. HA systems are engineered to overcome failures automatically ...

Storage expectations in high profile or mission-critical environments command continuous and uncompromised performance with at least 99% uptime (i.e., less than 1% downtime) irrespective of all the ...

Part 1 of this article explored several of the design aspects important to improving router availability, or the percentage of time a router is actually processing and forwarding packets. As noted, a ...