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
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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
A. Route reflectors are not passing updates properly.
B. BGP synchronization has been enabled.
C. The next-hop address is unreachable.
D. No loopback interface has been configured on a router.
A. debug ip bgp updates
B. debug ip tcp events
C. debug ip bgp transactions
D. debug ip tcp transactions
最新試題
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?（）
Which command displays only those entries in a BGP table with specific AS_PATH attributes?（）
Which of the following is an easy-to-use tool that allows you to easily configure and monitor Cisco Integrated Services Routers?（）
What is the function of the no switchport catalyst switch interface configuration command?（）
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?（）
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?（）
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?（）
Refer to the exhibit. Which two of these statements are correct? (Choose two.)（）
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 Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?（）