单项选择题
While troubleshooting a network outage, you discover that an employee brought a switch from home into the office to connect additional equipment to the network. In order to increase his speed, he connected this switch to both network ports in his office, resulting in a bridge loop.
Which of these can you implement to prevent future occurrences of this issue?（）
A. RSTP
B. root guard
C. BPDU guard
D. GLBP
相关考题
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多项选择题
Which two of the following statements are true about HSRP load sharing?（） (Choose two)
A. It is achieved by using more than one HSRP group.
B. It is done in regards to either round robin or weight basis.
C. It is used to offload the active router in a certain HSRP group.
D. Single group HSRP is used to achieve more efficient link utilization.
E. The return traffic is influenced by HSRP load sharing configuration. -
单项选择题
On a Cisco Catalyst switch, which configuration command is used to apply a VACL named "test"to filter the traffic within VLAN100? （）
A. interface vlan 100 ip access-group test
B. interface vlan 100 ip access-group test in
C. interface vlan 100 ip access-group test out
D. vlan filter test vlan-list 100
E. vlan access-map test 100 -
多项选择题
Your customer wants to build a network for a financial trading floor that has a requirement formultiple high-value transactions, which are also vital to the customer. What are the two mostcritical requirements?（） (Choose two.)
A. no single point of failure
B. trading database server location
C. redundant application servers location
D. deterministic response to all failures
E. determine which protocol to use
