Circuits as WAN connections battled successfully against packets for years because they guaranteed bandwidth, no matter what. If you bought a T-1 circuit, the service provider nailed up 1.5Mbps from ...

Packet-switching networks -- networks which break data up into chunks called packets before transport -- help make your business communications stable and efficient. Once used only for data ...

The infrastructure of 2G and 3G cellular networks are similar. They comprise an air interface between the user's mobile device and the base station and two core networks; one for circuit-switched ...

An old method of transmitting information (voice or data) through a system or network by establishing a persistent, dedicated connection ("circuit"). This connection consumes resources even when no ...

Data that are transmitted in packets, which is the architecture of the Internet. Increasingly, all data are packet data as the Internet protocol (IP) is used to transmit every kind of media, including ...

Four factors are key in designing new networking boxes: power consumption, density, cost, and scalability. Reducing power consumption means using a minimum number of efficient integrated links and ...

Verizon Communications announced a deal with Nortel Networks on Tuesday, the latest carrier moving to add packet-switching technology to its voice network. Other carriers are also slowly moving toward ...

Verizon Communications announced a deal with Nortel Networks on Tuesday, the latest carrier moving to add packet-switching technology to its voice network. Other carriers are also slowly moving toward ...

As Internet usage continues its growth, carriers continue to see a steady increase in packet data traffic on their metro networks. Cable providers, or multiservice operators, are experiencing similar ...