A network device that forwards traffic based on layer 3 information at very high speeds. Traditionally, routers, which inspect layer 3, were considerably slower than layer 2 switches. In order to ...

Foundry Networks announced last week the availability of full Layer 3 support for its FastIron Edge X-series family of stackable, small-form-factor 10-Gigabit Ethernet switches. Foundry indicated that ...

I am currently enrolled in the CCNA academy at my school. we are a chapter where cisco is talking about layer 2 and 3 switches. i was under the impression that all switches were layer 2? i assume that ...

Adding Layer 3 capabilities to wiring closet switches is getting to be very inexpensive. But that raises the question: Should you turn on those capabilities? My colleague Phil Hochmuth touched on this ...

Subnets, as described in the last “Transition to Digital” tutorial, divide up a network into several subnetworks, thus separating different functions of the network and making networks faster and more ...

Fragment-free switching is also known as runtless switching and is a hybrid of cut-through and store-and-forward switching. Fragment-free switching was developed to solve the late-collision problem. A ...

When it comes to CCNP prep, what do you really need in your lab? I’m not talking about what would be nice to have, or handy, or useful once in a while. But what’s enough to practice everything, or at ...

Cisco ( CSCO) has maintained its dominant market share in layer 2-3 switching (bottom layer) market which is mainly comprised of ethernet switches. However, the company seems to be losing ground when ...

I'm dealing with layer 3 switching for the first time, as part of moving into a new office. A larger organization has given us some space in their building and is giving us access to their corporate ...