You are trying to initiate an SSH connection to a remote router and are getting rejected with an error code of 0. Which of these might be the cause of the error?（）

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

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?（）

Which keyword is used with the show ip bgp neighbors [keyword] command to display all routes that are received and accepted from a neighbor?（）

Which description is making sense on the basis of the given information?（）

Refer to the exhibit. For the given configuration, on packets leaving the router on interface FastEthernet0/0 that matches the high traffic class, what will the MPLS experimental bit be set to?（）

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

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

On the Catalyst 6500 Series switch, which command is used to establish a console connection to the Firewall Services Module?（）

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?（）