In other global markets such as Asia, customer demand
follows an even more aggressive trend. These different trends are discussed in detail
in Chapter 3.
51 When a user wants more bandwidth than the T-1 currently provisioned, the significant time and work
required could lead to the customer switching to another Service Provider, especially in a competitive
market. Thus, with TDM services, a customer will likely switch providers periodically.
52 The relationship between Service Provider Ethernet offerings and customer demand is not only causal.
Ethernet offers independent advantages to both customers and Service Providers.
Figure 1.16 Total cost savings in truck rolls when Ethernet service is used
Static
Provisioning
Dynamic
Provisioning
Savings
$450,000
$400,000
$350,000
$300,000
$250,000
$200,000
$150,000
$100,000
$50,000
$-
Annual Truck Roll Costs
50% Reduction in Truck Rolls
Costs for Each Service!
Ethernet: From LAN to the WAN 39
Thus, Ethernet offers a compelling value proposition to both end users and Service
Providers; this win-win proposition has led to significant growth in Ethernet services
and positions Ethernet even more strongly in the MAN and the WAN.
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