专业词汇 4.13
生词：
top //顶部，顶端webcam //网络摄像头keyboard //键盘keys //键盘上的按键wire //电线wireless //无线wired earphones //有线耳机play on the computer //玩电脑freeze //卡住；结冰malware //恶意程序the cloud //云盘trackpad //触控板google //去google查询scroll down //下滑scroll up //上滑browse //浏览browser //浏览器restore //恢复；复原undo //撤销redo //恢复download //下载upload //上传click //点击drag //拖动right-click //右击copy //复制paste //粘贴cut //剪切print //打印upgrade //升级update //更新back up //备份（verb名词）backup //备份（n动词）replace //替代，取代joysticks //游戏手柄scanner //扫描仪scan //扫描handle //处理picture //图片graphics tablets //绘画板graphic //图形的sound card //声卡graphic card //显卡outsider //外行人segmentation //分割；划分segmentation vlan //划分vlantopology //拓扑protocol //协议concept //概念Load balancing //负载均衡principle //原理；准则common //常见的；共同的attack //攻击mitigation //减轻method //方法active //活跃的，活动的equipment //设备function //功能perform //执行basic //基本的initialization //初始化access level //接入层aggregation level //汇聚层core level //核心层provide //提供enterprise-wide //整个企业的connectivity //连通性；连接internal //内部的external //外部的fault //故障apply //应用connectivity //连通；连通性branch //分支机构technology //技术；科技discovery //发现traffic analysis //流量分析analysis //分析application //应用程序operating //操作operating system //操作系统embedded /嵌入functionality //功能deployment //部署
OSPF (Open Shortest Path First) - 开放最短路径优先协议
BGP (Border Gateway Protocol) - 边界网关协议
EIGRP (Enhanced Interior Gateway Routing Protocol) - 增强内部网关路由协议
GLBP (Gateway Load Balancing Protocol) - 网关负载均衡协议
HSRP (Hot Standby Router Protocol) - 热备份路由器协议
VRRP (Virtual Router Redundancy Protocol) - 虚拟路由器冗余协议
LACP (Link Aggregation Control Protocol) - 链路聚合控制协议
PAgP (Port Aggregation Protocol) - 端口聚合协议
语法：