第2题
A.错误
B.正确
第4题
A.正确
B.错误
第5题
A.正确
B.错误
第6题
B、PPPoE协议分为三个不同阶段:Discovery阶段、Offer阶段和PPP Session阶段;
C、PPPoE与PPP协议不同的是:PPPoE的Discovery阶段建立的是一种Client/Server关系,而PPP建立的是一种对等关系。
D、PPPoE和PPP的协商过程完全不同
第7题
第8题
从供选择的答案中,选出最确切的解答。
SOCKS is a generic proxy protocol for ICP/IP-based networking, applications. SOCKS includes two(1), the SOCKS server and the SOCKS client. The SOCKS server is implemented at the application layer. The SOCKS client is implemented between applications and the(2)layer. When an application client needs to connect to an application server, the client connects to a SOCKS proxy server. The proxy server connects to the application server instead of the client, and(3)data between the client and the application server. For the application server, the proxy server is the(4). SOCKS is also one of the popular(5)to network firewalls. Because of its simplicity and flexibility, SOCKS has been used as generic application proxy in virtual private network (VPN), and for extranet applications.
第10题
A.Server端出现“HelloNetWorld!"
B.Client端出现“HelloNetWorld!"
C.Server端可以从键盘输入字符显示在Client端
D.Clien端可以从键盘输入字符显示在Server端