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【单选题】

Which service does the ERX Edge Router support with a virtual router?（　）

A、voice over IP

B、wholesale services

C、IP quality of service

D、SNMP management

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更多“Which service does the ERX Edge Router support with a virtual router?（　）”相关的问题
第1题
[单选题] Which of the following ports does POP3 services use, by default?（）

A、25  B、110  C、143  D、443  

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第2题
[] Which of the following would allow an administrator to incorporate a new Windows service pack into an installation when the media does not include the service pack?（）

A、A. Templates  B、B. RIS  C、C. Ghost  D、D. Slipstreaming  

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第3题
[] You are developing a Windows Communication Foundation (WCF) service that does not operate on a duplex channel.You find that operations do not start until all previous operations have finished. The service hosting code contains the following lines.var service = new WarehouseService(); var host = new ServiceHost(service);You need to ensure that new operations do not wait for previous operations to finish. Which attribute should you use to decorate the service?（） You are developing a Windows Communication Foundation (WCF) service that does not operate on a duplex channel.You find that operations do not start until all previous operations have finished. The service hosting code contains the following lines.var service = new WarehouseService(); var host = new ServiceHost(service);You need to ensure that new operations do not wait for previous operations to finish. Which attribute should you use to decorate the service?（）

A、A. [ServiceBehavior(InstanceContextMode=InstanceContextMode.Single, ConcurrencyMode=ConcurrencyMode.Multiple)]  B、B. [CallbackBehavior(ConcurrencyMode=ConcurrencyMode.Multiple)]  C、C. [ServiceBehavior(InstanceContextMode=InstanceContextMode.Single, ConcurrencyMode=ConcurrencyMode.Single)]  D、D. [ServiceBehavior(InstanceContextMode=InstanceContextMode.Single, ConcurrencyMode=ConcurrencyMode.Reentrant)]  

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第4题
[单选题] Which of the following would allow an administrator to incorporate a new Windows service pack into an installation when the media does not include the service pack？（）

A、 Templates  B、RIS  C、 Ghost  D、 Slipstreaming  

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第5题
[单选题] He seldom does his homework at school on weekdays,（）he?

A、doesn‘t  B、isn‘t  C、does  D、is  

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第6题
[单选题] You are developing a Windows Communication Foundation (WCF) service that executes a long-running operation.The service is accessed from your business applications in a server transaction in which the client does not participate.You need to ensure that the transaction times out and aborts if the operation has not completed within 45 seconds. What should you do?（）

A、Set the service binding sendTimeout attribute to 00:00:45.  B、Apply [ServiceBehavior(TransactionTimeout="00:00:45")] to the service implementation.  C、Set the service binding receiveTimeout attribute to 00:00:45.  D、Apply [OperationBehavior(TransactionScopeRequired=false)] to the service operation.  

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第7题
[] Network integration helps to build a powerful business foundation. Which approach does Ciscouse to integrate applications and services across the network infrastructure？（）

A、A. application-level  B、B. systems-level  C、C. policy-level  D、D. advanced services  

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第8题
[单选题] New service from the telephone company is delivered over fiber, but the technician does not have a fiber module for the router. Which of the following would remedy this issue?（）

A、OTDR  B、Media converter  C、CSU/DSU  D、Fiber repeater  

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第9题
[单选题] Click the Exhibit button. Based on the exhibit, client PC 192.168.10.10 cannot ping 1.1.1.2. Which is a potential cause for this problem?（）

A、The untrust zone does not have a management policy configured.  B、The trust zone does not have ping enabled as host-inbound-traffic service.  C、The security policy from the trust zone to the untrust zone does not permit ping.  D、No security policy exists for the ICMP reply packet from the untrust zone to the trust zone.  

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