Refer to the exhibit. Which two of these statements are correct? (Choose two.)（）

As a network administrator, you issue the interface auto qos voip cisco-phone command on a port in an edge network. It is possible for a Cisco Catalyst switch to check if a Cisco IP Phone is directly attached to that port by:（）

Which keyword is used with the debug ipv6 [keyword] command to troubleshoot neighbor discovery problems?（）

What are four advantages to using tunnel brokers in an IPv6 transition environment?（）

Referring to the partial Cisco Catalyst switch configuration shown, which two of these statements are correct? （）(Choose two.)

Refer to the exhibit. You want to minimize the downtime that results from supervisor engine switchovers on Cisco 6500 Series Switches and Cisco 7600 Series Routers. To achieve this, you are considering deploying a Cisco Nonstop Forwarding with Stateful Switchover solution using OSPF.In the exhibit you can see the output of the show ip ospf neighbor detail command.Which trait of systems using Cisco Nonstop Forwarding with Stateful Switchover and OSPF is shown in the exhibit output and will impact your plan?（）

In a RSTP implementation, which of the following two link types are used? （）(Choose two.)

Refer to the exhibit. Which SSH sessions will the SSH server accept?（）

Which Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?（）

With a VPN Accelerator Module 2+ (VAM2+) installed in a Cisco 7200 series router, what will be the resulting action when entering the command no crypto engine accelerator slot number?（）