admin 发表于 2023-2-19 17:43:38

知识 | “负载均衡”、“风暴控制”……这些交换机专业术语是什么意思? ...


                                                                        <section style="font-size: 15px;color: rgb(113, 112, 113);letter-spacing: 1.2px;line-height: 1.9;box-sizing: border-box;font-style: normal;font-weight: 400;text-align: justify;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><br style="box-sizing: border-box;"></p><section style="text-align: center;box-sizing: border-box;" powered-by="xiumi.us"><p style="margin: 0px;padding: 0px;box-sizing: border-box;">什么是负载均衡?</p><p style="margin: 0px;padding: 0px;box-sizing: border-box;">什么是VLAN配置?</p><p style="margin: 0px;padding: 0px;box-sizing: border-box;">当我们在搭建网络时时常听到这样的名词</p><p style="margin: 0px;padding: 0px;box-sizing: border-box;">这些专业术语往往和网络中使用的交换机息息相关</p><p style="margin: 0px;padding: 0px;box-sizing: border-box;">那么本篇文章给各位综合介绍一下网络中的专业术语</p></section><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><br style="box-sizing: border-box;"></p><section style="margin: 10px 0% 0px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><br style="box-sizing: border-box;"></p><section style="text-align: center;margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="max-width: 100%;vertical-align: middle;display: inline-block;line-height: 0;box-sizing: border-box;"></section></section><section style="display: flex;flex-flow: row nowrap;margin: 20px 0%;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;box-sizing: border-box;" powered-by="xiumi.us"><section style="color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span><strong style="box-sizing: border-box;"><span style="font-size: 16px;box-sizing: border-box;">负载均衡</span></strong></p></section></section><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">英文名称为Load Balance,基于特定的负载均衡算法将客户端对数据中心服务的访问请求合理地分发到数据中心的各台服务器上,保证网络的响应速度和业务连续性。</p></section></section></section></section></section><section style="margin: 0.1px 0% 0px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 16px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><strong style="box-sizing: border-box;">端口镜像</strong></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">端口镜像通过将所有传入和传出数据包的副本从一个端口发送到镜像端口来监视网络流量。</p></section></section></section></section></section></section></section><section style="margin: 0px 0%;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 16px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><strong style="box-sizing: border-box;">风暴控制</strong></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">是指用户可以限制端口上允许接收的广播流量大小,当该类流量超过您设置的阈值后,系统将丢弃超出流量限制的广播帧,防止广播风暴的发生,从而保证网络的正常运行。</p></section></section></section></section></section></section></section><section style="margin: 0px 0%;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 16px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><strong style="box-sizing: border-box;">链路聚合</strong></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">链路聚合是指将多个物理端口汇聚在一起,形成一个逻辑端口,实现数据流量在各成员端口的负荷分担。当检测到其中一个成员端口的链路发生故障时,可以在剩下的链路中重新选择发送端口,从而增加链路带宽,实现链路传输的可靠性。</p></section></section></section></section></section></section></section><section style="margin: 0px 0%;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="font-size: 16px;box-sizing: border-box;"><strong style="letter-spacing: 1.2px;box-sizing: border-box;">VLAN配置</strong></span><br style="box-sizing: border-box;"></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">在逻辑上将一个局域网划分成多个子集,每个子集形成各自的广播域,即虚拟局域网(VLAN)。简单来讲,VLAN 是将局域网内的设备逻辑地而不是物理地划分为一个个网段,从而实现在一个局域网内隔离广播域的技术。</p><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><br style="box-sizing: border-box;"></p></section></section></section></section></section></section></section><section style="margin: 0px 0%;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 16px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><strong style="box-sizing: border-box;">SNMP配置</strong></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 14px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">简单网络管理协议(SNMP)是一种用于监控网络性能的应用层通信协议。SNMP 网络由网络管理系统(NMS)和代理(Agent)组成。 </p><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">NMS(Network Management System)是SNMP 网络的管理者,能够提供非常友好的人机交 互界面,方便网络管理员完成绝大多数的网络管理工作。</p><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;">Agent 是SNMP 网络的被管理者,负责接收、处理来自NMS 的请求报文。在一些紧急情况下,如接口状态发生改变等,Agent 会主动向NMS 发送告警信息。</p></section></section></section></section></section></section></section><section style="margin: 0px 0%;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;background-color: rgb(248, 248, 248);align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="display: flex;flex-flow: row nowrap;margin: 20px 0% 0px;justify-content: flex-start;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: auto;vertical-align: top;flex: 100 100 0%;height: auto;align-self: flex-start;margin: 0px 30px;box-sizing: border-box;"><section style="margin: 0px 0% 10px;justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;vertical-align: middle;width: 20px;flex: 0 0 auto;height: auto;align-self: center;box-sizing: border-box;"><section style="margin: 0px 0%;transform: translate3d(-3px, 0px, 0px);-webkit-transform: translate3d(-3px, 0px, 0px);-moz-transform: translate3d(-3px, 0px, 0px);-o-transform: translate3d(-3px, 0px, 0px);box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 19px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="color: rgb(255, 206, 25);box-sizing: border-box;"><strong style="box-sizing: border-box;">#</strong></span></p></section></section></section><section style="display: inline-block;vertical-align: middle;width: 50%;align-self: center;flex: 0 0 auto;box-sizing: border-box;"><section style="margin: 0px 0%;box-sizing: border-box;" powered-by="xiumi.us"><section style="font-size: 16px;color: rgb(68, 73, 85);box-sizing: border-box;"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><strong style="box-sizing: border-box;">生成树配置</strong></p></section></section></section></section><section style="justify-content: flex-start;display: flex;flex-flow: row nowrap;box-sizing: border-box;" powered-by="xiumi.us"><section style="display: inline-block;width: 100%;vertical-align: top;border-left: 1px dashed rgb(232, 232, 232);border-bottom-left-radius: 0px;padding: 0px 0px 10px 20px;align-self: flex-start;flex: 0 0 auto;box-sizing: border-box;"><section style="font-size: 13px;color: rgb(139, 139, 139);letter-spacing: 1px;line-height: 1.8;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><span style="font-size: 14px;box-sizing: border-box;">生成树协议(STP)是一种二层链路管理协议,它不仅能裁剪冗余环路,而且能实现链路备份和路径最优化。STP 使用生成树算法选择一个交换机作为生成树的根。STP 通过在设备之间传输桥协议数据单元(BPDU)数据包来确定拓扑结构。配置生成树可以提高网络的稳定性。</span></p><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;"><br style="box-sizing: border-box;"></p></section></section></section></section></section></section></section><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><br style="box-sizing: border-box;"></p><section style="text-align: center;box-sizing: border-box;" powered-by="xiumi.us"><p style="margin: 0px;padding: 0px;box-sizing: border-box;">下次遇到这些专业术语</p><p style="margin: 0px;padding: 0px;box-sizing: border-box;">你就知道是什么意思了吧~</p></section><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" powered-by="xiumi.us"><br style="box-sizing: border-box;"></p><section style="text-align: center;margin-top: 10px;margin-bottom: 10px;box-sizing: border-box;" powered-by="xiumi.us"><section style="max-width: 100%;vertical-align: middle;display: inline-block;line-height: 0;box-sizing: border-box;"></section></section><p style="white-space: normal;margin: 0px;padding: 0px;box-sizing: border-box;" 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查看完整版本: 知识 | “负载均衡”、“风暴控制”……这些交换机专业术语是什么意思? ...