O'Reilly logo

Cisco Networking Simplified by Jim Doherty, Paul Della Maggiora

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter . Optical Technologies

The Need for Speed

The explosive growth of the Internet and Internet Protocol (IP) applications such as voice, video, and storage area networks has boosted bandwidth demands for corporations. With LAN network speeds ranging from 10 Mbps to 10 Gbps, and quality of service (QoS) playing an important role in the delivery of this data, there must be an alternative to traditional WAN and LAN services for connecting metropolitan-area networks (MANs).

Network connections that traditionally carried T1 and T3 speeds of data now require fiber channel, Enterprise System Connection (ESCON), gigabit Ethernet, and 10 gigabit Ethernet to satisfy demand. The increased demand coupled with the advances in optical technology has dramatically ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required