【简答题】发动机的冷却液比普通的水的冰点______(填高或低)
【多选题】前厅部服务质量标准的内容通常应包括( )
【多选题】Which two statements best explain why the Cisco Catalyst 6500 Series of switches best fits in thecore area? ()
A.
Cisco Catalyst 6500 Series offer a broad set of access capabilities.
B.
Cisco Catalyst 6500 Series eliminate network security threats.
C.
Cisco Catalyst 6500 Series handle high amounts of traffic flow.
D.
Cisco Catalyst 6500 Series aggregate data from the distribution-area switches.
【单选题】Catalyst 6500(Catalyst OS(CatOS)系统)中配置Uplink Fast生成树可选功能的命令格式是( )。
A.
set spantree uplink fast enable
B.
spanning-tree uplink fast
C.
spanning-tree vlan root primary
D.
spanning-tree uplink fast max-update-rate <0-32000>
【单选题】Catalyst 6500 (Catalyst OS系统)中设置主root的命令格式是______。
A.
spanning-tree lan <vans> root primary
B.
spanning-tree lan <vans> root secondary
C.
set spantree root <vans>
D.
set spantree root secondary <vans>
【判断题】红色与绿色置在一起看起来就会红色愈红、绿色愈绿;
【简答题】造成沟通对象障碍的原因是( ) A.注意力不集中 B.编码不适当 C.表达不清 D.惰性
【单选题】命令“spanning-tree vlan”的功能是()。
C.
Catalyst3500系统下配置生成树优先级