A.8
B.9
C.10
D.15
E.16

A.NAT protects network security because privat enetworks are not advertised.
B.NAT accelerates the routing process because no modifications are made on the packets.
C.Dynamic NAT facilitates connections from the outside of the network.
D.NAT facilitates end-to-end communication when IPsec is enable.
E.NAT eliminates the need to re-address all host that require extemal access.
F.NAT conserves addresses through host MAC-level multiplexing.

A.直接路由、靜態(tài)路由、rip、ospf
B.直接路由、ospf、靜態(tài)路由、rip
C.直接路由、ospf、rip、靜態(tài)路由
D.直接路由、rip、靜態(tài)路由、ospf

A.默認(rèn)路由。
B.直接路由。
C.間接路由。
D.以上都不對。

A.Xmodem
B.Ymodem
C.Zmodem
D.Ymodem-G

A.數(shù)據(jù)位為8位，奇偶校驗無，停止位為1.5位
B.數(shù)據(jù)位為8位，奇偶校驗有，停止位為1.5位
C.數(shù)據(jù)位為8位，奇偶校驗無，停止位為1位
D.數(shù)據(jù)位為8位，奇偶校驗有，停止位為2位

A.通過console口進(jìn)行本地配置
B.通過aux進(jìn)行遠(yuǎn)程配置
C.通過telnet方式進(jìn)行配置
D.通過ftp方式進(jìn)行配置

A.丟掉該分組
B.將該分組分片
C.轉(zhuǎn)發(fā)該分組
D.以上答案均不對

A.丟掉該分組
B.將該分組分片
C.轉(zhuǎn)發(fā)該分組
D.以上答案均不對

A.丟掉該分組
B.將該分組分片
C.向源路由器發(fā)出請求，減小其分組大小
D.直接轉(zhuǎn)發(fā)該分組