多項(xiàng)選擇題基于上下文的訪問(wèn)控制CBAC有那些局限性()

A.導(dǎo)致網(wǎng)絡(luò)性能下降
B.接口間的流量控制策略復(fù)雜
C.策略不能綁定到主機(jī)組或子網(wǎng),通過(guò)一個(gè)接口的所有流量經(jīng)過(guò)同樣的檢查
D.處理過(guò)于依賴ACL


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1.多項(xiàng)選擇題基于上下文的訪問(wèn)控制CBAC提供哪些功能()

A.流量過(guò)濾
B.流量檢測(cè)
C.入侵檢測(cè)
D.主動(dòng)防御

2.單項(xiàng)選擇題Wich command can you use to manually assign a static IPV6 address to a router interface?()

A.ipv6 address PREFIX_1::1/64
B.ipv6 autoconfig 2001:db8:2222:7272::72/64
C.ipv6 autoconfig
D.ipv6 address 2001:db8:2222:7272::72/64

3.多項(xiàng)選擇題Which two privileged mode cisco ios commands can be used to determine a cisco router chassis serialnumber?()

A.show inventory
B.show flash:filesys
C.dir flash:include chassis
D.show diag
E.show controllers

4.單項(xiàng)選擇題Which IPV6 routing protocol uses multicast group FF02::9 to send updates?()

A.RIPng
B.OSPFv3
C.static
D.IS-IS for IPv6

5.單項(xiàng)選擇題Why will a switch never learn a broadcast address?()

A.Broadcast frames are never sent to swiches.
B.Broadcast addresses use an incorrect format for the switching table.
C.A broadcast address will never be the source address of a frame.
D.Broadcasts only use network layer addressing.
E.A broadcast frame is never forwarded by a switch.

6.多項(xiàng)選擇題防火墻有哪些類型()

A.邊際防火墻
B.狀態(tài)防火墻
C.軟件防火墻
D.應(yīng)用網(wǎng)關(guān)防火墻

7.單項(xiàng)選擇題Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?()

A.link bandwidth
B.hop count
C.link cost
D.administrative distance

8.多項(xiàng)選擇題下列哪些是防火墻的局限性()

A.配置不當(dāng),防火墻會(huì)引起嚴(yán)重問(wèn)題
B.很多應(yīng)用不能安全通過(guò)防火墻
C.用戶可能會(huì)積極尋找繞過(guò)防火期接收被阻信息的方法,使網(wǎng)絡(luò)遭受潛在攻擊的危險(xiǎn)
D.未授權(quán)的流量可能經(jīng)隧道或隱藏在合法的流量中通過(guò)防火墻

10.單項(xiàng)選擇題VLAN 3 is not yet configured on your switch.What happens if you set the switchport access vlan 3 commmand interface configuration mode?()

A.The command is accepted and the respective VLAN is added to vlan dat.
B.The command is rejected.
C.The command is accepted and you must configure the VLAN manually.
D.The port turns amber.

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