文档介绍：计算机网络实验报告年级:姓名:学号:实验日期:实验名称:利用wireshark分析DNS一、实验目的1、域名信息或诊断DNS服务器。学会使用ipconfig工具进行分析。2、会用wireshark分析DNS协议。对DNS协议有个全面的学****与了解。二、实验器材1、的计算机主机;2、抓包工具wireshark和截图工具snagit。三、::!:?答:DNSqueryandresponsemessages如下图标注,TheyatesentoverUDP;?WhatisthesourceportofDNSresponsemessage?答:thedestinationportis:64211(64211)thesourceportis:domain(53)??答:,这两个IP地址是一样的。“Type”ofDNSqueryisit?Doesthequerymessagecontainany“answers”?答:“Type”ofDNSqueryis(hostaddress)没有包含“answer”;“answers”areprovided?Whatdoeachoftheseanswerscontain?答:“answers”如下图:?答:,doesyourhostissuenewDNSqueries?答:myhostissuedon’tissuenewDNSqueries。?WhatisthesourceportofDNSresponsemessage?答:thedestinationportfortheDNSquerymessage:thesourceportofDNSresponsemessage:他们是相同的。?IsthistheIPaddressofyourdefaultlocalDNSserver?IPaddress:()“Type”ofDNSqueryisit?Doesthequerymessagecontainany“answers”?答:“Type”ofDNSquery“answers”:“answers”areprovided?Whatdoeachoftheseanswerscontain?答:?IsthistheIPaddressofyourdefaultlocalDNSserver?IPaddress: