單項選擇題The de facto standard Application Program Interface (API) for TCP/IP applications is the “sockets” interface. Although this API was developed for (71) in the early 1960s it has also been implemented on a wide variety of no-Unix systems. TCP/IP (72) Written using the sockets API have in the past enjoyed a high degree of portability and we would like the same (73) with IPv6 applications. But changes are required to the sockets API to support IPv6 and this memo describes these changes. These include a new socket address structure to carry IPv6 (74) ,new address conversion functions, and some new socket options. These extensions are designed to provide access to the basic IPv6 features requited by TCP and UDP applications, including multicasting, while introducing a minimums of change into the system and providing complete (75) for existing IPv4 applications.

A.Windows 
B.Linux 
C.Unix 
D.DOS


最新試題

在缺省配置時交換機所有端口(),不同VLAN的數(shù)據(jù)幀必須通過()傳輸。

題型:填空題

在Windows操作系統(tǒng)中,遠程桌面使用的默認端口是()。

題型:單項選擇題

在網(wǎng)絡(luò)101.113.10.0/29中,能接收到目的地址是101.113.10.7的報文的主機數(shù)最多有()個。

題型:單項選擇題

在中國區(qū)域內(nèi),2.4GHz無線頻段分為()個信道。

題型:單項選擇題

在Linux中,創(chuàng)建權(quán)限設(shè)置為-rw-rw-r--的普通文件,下面的說法中正確的是()。

題型:單項選擇題

在以太網(wǎng)中出于對()的考慮,需設(shè)置數(shù)據(jù)幀的最小幀。

題型:單項選擇題

802.11g的最高數(shù)據(jù)傳輸速率為()Mbps。

題型:單項選擇題

OSPF協(xié)議把網(wǎng)絡(luò)劃分成4種區(qū)域(Area),其中()不接受本地自治系統(tǒng)以外的路由信息,對自治系統(tǒng)以外的目標采用默認路由0.0.0.0。

題型:單項選擇題

當傳輸介質(zhì)出現(xiàn)老化、破損、介質(zhì)規(guī)格不匹配時會導致物理接口處于DOWN狀態(tài),常使用()命令檢查光纖模塊狀態(tài)、參數(shù)是否正常。

題型:單項選擇題

在瀏覽器地址欄輸入一個正確的網(wǎng)址后,本地主機將首先在()中查詢該網(wǎng)址對應的IP地址。

題型:單項選擇題