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单选题
A network administrator wants to analyze the historical performance of the servers in the organization and forecast the system performance needs into the future. Which add-on component of IBM Director would be used to assist with this task？（）
A
Capacity Manager
B
Resource Monitors
C
System Availability
D
System Performance Monitor
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单选题A network administrator wants to verify the active alarms on interface so-0/0/0. Which command displays this information?（）A
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考题
单选题A network administrator wants to control which user hosts can access the network based on their MAC address. What will prevent workstations with unauthorized MAC addresses from connecting to the network through a switch?（）A
BPDUB
Port securityC
RSTPD
STPE
VTPF
Blocking mode
考题
单选题A network administrator wants to detect a login attack against a router. What IOS command can make the attack recorded in syslog server？（）A
Logging detect fail-loginB
Login on-failure logC
Login detect login-failure logD
Logging login on-failureE
none of the above
考题
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One network with 254 hosts.B
254 networks with 254 hosts per network.C
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30 networks with 64 hosts per network.E
254 networks with 65,534 per network.
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