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在第四,进入虚拟操作台后,在IOS环境下输入了如下的配置,请解释(1)~(4)处的标有下划线部分配置命令的含义(“◇”后为配置内容,“★”和“//”后为注释内容) ★配置服务器信息 ◇hostname Cisco 2509 //服务器名称 ◇enable secret****** //特权口令 ◇ip domain-manl wxx.edu.cn //设置拨号服务器所属域名 ◇ip-name-server 202.112.77.2 //设置拨号服务器DNS (1)(此处有3条下划线) ◇async-bootp subnet-mask 255.255.255.0 ◇async-bootp gateway 202.112.77.254 ◇async-bootp dns-server 202.112.77.2 ★配置Ethenlei Port (略) ★配置动态分配的地址池 ◇ip local pool pool2509 202.112.79.1 202.112.79.8 //定义IP地址池 ★配置Asynchronous Interface //异步口是RAS服务器上连接modem,用于用户拨号的端口 ◇interface Group-Async 1 //对第一组异步接口进行配置,对异步口的配置可以按组,也 //可以按单个口 group-range 1 8 //划定1到8号异步口属于第一组 encapsulation pap //加载点到点协议 (2)(此处有2条下划线) ansync dynamic address ansync default address pool pool2509 //pool2509的定义见“配置动态分配的地址池”部分 PPP authentication pap //设置PPP的验证用户口令方式 ★配置router信息 (3)(此处有3条下划线) ◇router rip network 202.112.77.0 network 202.112.79.0 ★配置拨号服务器的缺省路由 (略) … ★配置存取用户组 ◇access-list 1 pormit 202.112.77.0.0.0.255//定义用户组的范围 ★配置Asynchronous PORT(略) ★配置vty ◇Iine vty 0 4//配置虚拟终端 (4)(此处有3条下划线) access-class 1 in //access-class的定义见“配置存取用户组” pasword ****** login
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【单选题】压力感受性反射
A.
平时不起作用
B.
只起降压作用而无升压效应
C.
主要对动脉血压进行快速调节
D.
随动脉血压水平升高而敏感性增强
【单选题】压力感受性反射
A.
只起降压作用而无升压效应
B.
平时不起作用
C.
主要对动脉血压进行快速调节
D.
随动脉血压水平升高而敏感性增强
【单选题】The student from Shanghai thought about the time 25 years ago because it was the time when
A.
Nixon died.
B.
Nixon visited China.
C.
Nixon became U.S. president.
D.
Nixon started building the library in his name.
【单选题】The student from Shanghai thought about the time 25 years ago because it was the time when
A.
Nixon died.
B.
Nixon visited China.
C.
Nixon became U.S. president, D, Nixon started building the library in his name.
【简答题】It was the first time he (finish) ______ his composition in 25 minutes.
【单选题】压力感受性反射
A.
平时不起作用
B.
只起降压作用而无升压效应
C.
主要对动脉血压进行快速调节
D.
随动脉血压水平升高而敏感性增强
E.
对心率几乎没有影响作用
【单选题】Time _____, I will go there with you.
A.
permits
B.
permitted
C.
will permit
D.
Permitting
【单选题】压力感受性反射
A.
平时不起作用
B.
只起降压作用而无升压作用
C.
主要对动脉血压进行调节
D.
随动脉血压水平升高而敏感性增强
E.
对心率几乎没有影响作用
【单选题】Who provided the corporate headquarters for Micha's business?
A.
His friends
B.
His brother
C.
His parents
D.
His cousin
【单选题】Which of the following statement is true about Micha?
A.
He likes to make people laugh.
B.
He got his humor from his mother.
C.
He seldom changes his catalog to add or drop designs.
D.
Competition makes him nervous.
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