META Trend: The stability and affordability of wide-area network (WAN) services will accelerate data center consolidation and administrative centralization, increasing WAN costs. Frame relay services ...

It wasn’t so long ago that calling a telco to order frame-relay circuits was the only feasible way to securely connect remote offices to headquarters. The typical frame-relay network consists of T1 ...

Frame relay won in the WAN over ATM, which proved too expensive despite its good points, such as five levels of QoS. Now MPLS is pushing aside both. The debate about frame relay vs. ATM as WAN ...

Frame relay had a good run, but the rise of MPLS VPNs has spelled the beginning of the end for the old WAN technology. VPNs burst on the scene in the late 1990s as a way to use the Internet securely ...

A wide area network spans a large geographic area such as a city, state, or country. It can be private to connect parts of a business, or it can be public to connect smaller networks. The easiest way ...

Networking currently is taught at many places, and the majority of hands-on learning is done with local area networks (LANs). Even though wide area networks (WANs) are commonly used, course work ...

A high-speed packet switching protocol used in wide area networks (WANs). Providing a granular service of up to DS3 speed (45 Mbps), it has become popular for LAN to LAN connections across remote ...

http://ipexpert.ccieblog.com/ – OSPF is a topic that must be absolutely mastered for the CCIE lab exam. Many students understand the fundamental concepts, but get ...

High-speed WAN links are becoming more common and less expensive, but not necessarily more reliable. Enter the WAN link aggregators. The ability to link offices with a combination of leased lines and ...

We use the phrase cloud networking to refer to the functionality that has to be in the network and in the management of the network in order to support cloud computing. We are going to use this ...