October 2003
Intermediate to advanced
240 pages
6h 25m
English
Content preview from Metro Ethernet
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Chapter 3. Metro Ethernet Services
This chapter covers the following topics:
As discussed in Chapter 1, “Introduction to Data in the Metro,” Ethernet services can take either of two forms: a retail service that competes with traditional T1/E1 private-line services, or a wholesale service where a carrier sells a big Ethernet transport pipe to another, smaller service provider. In either case, multiple customers share the same metro infrastructure and equipment. For TDM deployments, sharing the infrastructure is a nonissue, because the services are limited to selling transport pipes, and each customer is allocated ...