Obviously, more complex offerings would make
the underpinning delivery solutions more involved. It bears repitition that the solutions
described in each of the above scenarios are not necessarily the only feasible options.
Competitiveness in Delivering Carrier Ethernet
In a recently released survey by Heavy Reading, over 150 Ethernet Service Providers
identified the main areas that need to be addressed effectively in order to gain a
Figure 16.4 Rapidly deploying Ethernet services by using Ethernet demarcation
Management
Location A
GbE
EoSONET/SDH
Customer handoff is standard Ethernet at all locations
Consistent customer experience
Locations E & F outside
serving Service Provider??™s
footprint
Leased
DS3/E3
Leased
Ethernet
EoT1/E1
10BT
Location E
Location F
100BT
EDD
EDD
EDD
EDD EDD EDD
EDD
GbE
100FX
GbE
HQ Location B
Location C
Location D
OC-3/12
STM-1/4
100BT 100BT
EoCopper
100BT
EoDS3/E3
Service provider
network
ADM
100BT
Evolution of Carrier Ethernet Solutions 517
competitive advantage.8 These are shown in Figure 16.5 and note the key features that
were deemed important. As should be evident, they align very closely with the feature
attributes of Carrier Ethernet.
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