Nortel Networks 7400 - Manual (Page 238)

The end-to-end Ethernet, known as the optical
Ethernet, allows large Enterprises with access to
optical fibre, to establish next generation networks
that deliver simplicity, low cost and reliability
through extending the popular Ethernet protocol
into the MAN and WAN, taking with it cost points,
performance and familiarity.
Nortel Networks Optical Ethernet solutions are
varied and provide the implementing Enterprise
with many options for flexibility, based on the scale
of the network, the performance required and the
mix of applications. At the heart of the Nortel
Networks solution are three critical elements:
• The Business Policy Switch 2000 – an advanced
layer 2 switching device, the BPS2000 brings all the
benefits and strengths of the Baystack line of
stackable Ethernet solutions while combining the
intelligent quality of service mechanisms to set
application traffic priorities at the network edge
Optical Ethernet Solution 229
Optical Ethernet Solution
Customer Needs
• Remove bottlenecks and limitations of traditional WAN
• Provide inter-office bandwidth ranges from 1Mbps to 1000Mbps
• Simplify LAN and WAN networking
• Provide network support for multimedia adoption including VoIP and desktop video
• Provide the ability to adopt centralised computing models – such as terminal / thin client computing
• Improve usage of data centres for centralised storage and content distribution
• Provide a comprehensive, high performance and easily accessible disaster recovery / dark-site solution
Nortel Networks Solution
Ethernet to the Home
Ethernet in the Business
Optical WAN
Ethernet Across Town
Ethernet in the Point-of-Presence
Ethernet in the Wide Area Network
Ethern
et acr
oss e
ntire
netw
ork
The End-to-End Ethernet concept
Optical