For each blank, choose the best answer from the four choices and write down on the answer sheet.

  (71) is a channel's capacity which directly reflects the data transfer rate of the channel.

  (72) is an interior gateway protocol that uses a distance vector algorithm to propagate routing information.

  (73) is a six bytes OSI layer 2 address which is burned into every networking device that provides its unique identity for point to point communication.

  (74) is a transfer mode in which all types of information are organized into fixed form. cells on an asynchronous or non-periodic basis over a range of media.

 Ethernet is the popular LAN developed under the direction of the (75).

(92)

(91)

(90)

(89)

(87)

For each blank, choose the best answer from the four choices and write down on the answer sheet.

  (71) is a channel's capacity which directly reflects the data transfer rate of the channel.

  (72) is an interior gateway protocol that uses a distance vector algorithm to propagate routing information.

  (73) is a six bytes OSI layer 2 address which is burned into every networking device that provides its unique identity for point to point communication.

  (74) is a transfer mode in which all types of information are organized into fixed form. cells on an asynchronous or non-periodic basis over a range of media.

 Ethernet is the popular LAN developed under the direction of the (75).

(85)

(86)

(84)

下列操作系统中，(47)没有网络功能。Windows　95/98下，下面选项中(48)不正确。对于Windows　NT而言，(49)。Windows　NT中的Internet信息服务中(IIS)，通常不包括(50)服务。设置网卡端口地址的目的是(51)。