Communications carriers

Communications carriers News

  • November 25, 2009 25 Nov'09

    Enterprises move to hybrid WANs with Ethernet services and MPLS IP VPNs

    As frame relay, ATM and other legacy WAN architectures fade away, enterprises are moving toward hybrid WAN networks that consist of both Ethernet services and MPLS IP VPNs. It all depends on the nature of the enterprise and how much control it wants over WAN routing.

Communications carriers Get Started

Bring yourself up to speed with our introductory content

  • ELF (extremely low frequency)

    ELF (extremely low frequency) refers to an electromagnetic field having a frequency much lower than the frequencies of signals typically used in communications. Continue Reading

  • carrier signal

    A carrier signal is a transmitted electromagnetic pulse or wave at a steady base frequency of alternation on which information can be imposed by increasing signal strength, varying the base frequency, varying the wave phase, or other means... (Continued) Continue Reading

  • carrier detect

    Carrier detect (see modem lights) is a control signal between a modem and a computer that indicates that the modem detects a "live" carrier that can be used for sending and receiving information. Continue Reading

View All Get Started

Evaluate Communications carriers Vendors & Products

Weigh the pros and cons of technologies, products and projects you are considering.

Problem Solve Communications carriers Issues

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.