[单选题]After working on a router, some problems arise and you wish to view the commands that you recently entered. Which IOS command opens the history buffer and displays the most recently entered commands?
正确答案 :A
Show history
解析:A 解析:Explanation:
[单选题]当配置一个CISCO的路由器时,缺省的DR和BDR优先级是()。
正确答案 :B
1
[单选题]下列哪一个通配符掩码与子网172.16.64.0/27的所有主机匹配()。
正确答案 :C
0.0.0.31
查看原题 点击获取本科目所有试题