Astute service providers realize that the continued support of legacy X.25 and asynchronous network elements using separate operations networks is cost(71). For example, the maintenance of multiple networks can require additional staff. Often, this staff must be trained on multiple vendor technologies, sometimes requiring parallel groups specializing in each(72)Hence, additional maintenance procedures must be maintained and administrative records are(73). The duplication of transport facilities to carry(74)network traffic is an inefficient use of resources. And, not surprisingly, more technologies installed in a central office mean the necessity for more physical space, and an increase in power connections and power consumption. Migration of these(75)network elements to IP-based DCNs is a logical strategy.A．prohibitiveB．feasibleC．connectiveD．special
Astute service providers realize that the continued support of legacy X.25 and asynchronous network elements using separate operations networks is cost(71). For example, the maintenance of multiple networks can require additional staff. Often, this staff must be trained on multiple vendor technologies, sometimes requiring parallel groups specializing in each(72)Hence, additional maintenance procedures must be maintained and administrative records are(73). The duplication of transport facilities to carry(74)network traffic is an inefficient use of resources. And, not surprisingly, more technologies installed in a central office mean the necessity for more physical space, and an increase in power connections and power consumption. Migration of these(75)network elements to IP-based DCNs is a logical strategy.
A．prohibitive
B．feasible
C．connective
D．special
相关考题：
Because Web servers are platform. and application(71)，they can send or request data from legacy or external application including database．All replies，once converted into(72)mark up language，can then be transmitted to a(73)．Used in this way，Intranets can(74)lower desktop support costs，easy links with legacy application and databases and，(75)all。ease of use．(74)A．coupledB．dependentC．independentD．related
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在SMART LAB IOT项目中哪个不是NSN的使用伙伴？（）A、DEVICE VENDORSB、INTERNET内容提供者C、SERVICE SUB-CONTRACTORSD、COMMUNICATION SERVICE PROVIDERS
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单选题Which of the following is the BEST support channel for server software and hardware？（）A Online troubleshooting toolsB Service Level Agreement （SLA）C Vendor websiteD Support forums