A. enable backbone fast
B. enable uplink fast
C. disable portfast
D. enable portfast
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A. Shared
B. Point-to-Point
C. Designated
D. Multiaccess non-broadcast
As an experienced network engineer, you are asked to troubleshoot a CIS network outage. During the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop.
Enabling which of the following feature will be able to prevent this problem from happening again?（）
A.GLBP
B.RSTP
C.BPDU guard
D.root guard
A. Disables the interfaces to prevent traffic flow
B. Clears all the configurations on the interface
C. Switches the port from access mode to trunk mode
D. Converts the port from physical Layer 2 port to physical Layer 3 port
A.9
B.3
C.12
D.6
A. using DHCP snooping
B. snooping the incoming 802.1Q VLAN tag
C. using CDP
D. snooping the CoS marking on the incoming frames
最新試題
What is the most likely reason that an IBGP route that has been selected as a best route is not entered into the IP routing table?（）
Which Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?（）
Refer to the exhibit. Which SSH sessions will the SSH server accept?（）
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?（）
What is the purpose of using VPN hardware acceleration equipment?（）
Refer to the exhibit. Analyze the two traceroutes that are displayed. Which of these statements is correct in describing what most likely caused the traceroute differences?（）
On the Catalyst 6500 Series switch, which command is used to establish a console connection to the Firewall Services Module?（）
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?（）
Which keyword is used with the debug ipv6 [keyword] command to troubleshoot neighbor discovery problems?（）
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?（）