David Newman

10G Ethernet is already well on its way to replacing gigabit as the pervasive data center transport. Here's one switch that can handle the traffic

For network managers whose foremost switch requirements are high port density and very low latency, the S4810 is a good fit

The manufacturer says it approach makes far better use of connections between data-centre switches than the spanning tree protocol. Experts found out if it's true

Six Nexus switches in a flat network design formed the test bed for this exhaustive evaluation

An exhaustive test shows the stackable access switch, which supports the new PoE+ standard, can cut capital and operational costs

Tests of unified communications applications show the strengths and weaknesses of the technology. Building a solution means understanding diverse platforms and protocols

VoIP vendors say they deliver scalability and security. And InteropLabs testing mostly proved them right in multivendor settings. But testing also revealed some implementation glitches in both of those areas, and pinpointed a few missing pieces when it comes to key exchange for securing VoIP traffic.

As long as Cisco Systems Inc. leads the router market, competitors will continue to come up with differentiators. With Adtran Inc.'s new NetVanta 4305 access router, the differentiators are price, price, price.