下面属于SOCKS的组成部分包括()。
A.运行在防火墙系统上的代理服务器软件包
B.链接到各种网络应用程序的库函数包
C.SOCKS服务程序
D.SOCKS客户程序
A.运行在防火墙系统上的代理服务器软件包
B.链接到各种网络应用程序的库函数包
C.SOCKS服务程序
D.SOCKS客户程序
选出应填入下面一段英语中______内的正确答案。
Most IP layer-based proxy mechanisms, such as network address translation (NAT), only support unidirectional proxy, from the internal network to external network (the Internet). The proxy establishes the communication channel by(1)IP addresses. The IP addresses must be(2). These proxy mechanisms prevent applications that must establish return data channels from establishing their data channels, such as, multimedia applications. IP layer-based proxy mechanisms need additional software(3)for each application that uses.(4)channels. SOCKS identifies communication targets through domain names, overcoming the restriction of using private IP addresses. SOCKS can use domain names to establish communication between separate LANs,with(5)IP addresses.
A.把用户逻辑分组为明确的VLAN最常用的方法是帧过滤和帧的身份验证
B.VLAN的优点包括通过建立安全用户而得到的更加严密的网络安全性
C.网桥构成了VLAN通信中的一个核心组成部分
D.VLAN可以用来分布网络业务流量的负载