交换机与防火墙的有何区分？

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portant;">portant; overflow-wrap: break-word !important;"> 几近大部分收集都有交换机、路由器和防火墙这三种根基装备，是以这三种装备对于收集而言很是重要，很多人对这三种装备的利用轻易弄混，其中交换机与防火墙有很多朋友问到关于他们的利用，本期我们来看一下他们的利用与区分他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
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portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important;">本篇内容首要包括两部分：

portant;">portant; overflow-wrap: break-word !important;">1、交换机与防火墙的区分
portant;">portant; overflow-wrap: break-word !important;">2、交换机与防火墙的若何对接设置上网
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portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; color: rgb(200, 54, 71);">portant; overflow-wrap: break-word !important;">一、交换机与防火墙的区分
portant;">portant; overflow-wrap: break-word !important; background-color: rgb(0, 0, 0); color: rgb(255, 255, 255);">portant; overflow-wrap: break-word !important;">一、portant; overflow-wrap: break-word !important;">交换机
portant;">portant; overflow-wrap: break-word !important;">交换机的我们可以把它看做是桥接收集的装备，在局域网（LAN）中，交换portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">机类似于城市中的立交桥，它的首要功用是portant; overflow-wrap: break-word !important;">桥接其他收集装备同（路由器、防火墙和无线接入点），并毗连客户端装备（计较机、办事器、收集摄像机和IP打印机）他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">简而言之，交换机可以为收集上一切的分歧装备供给一其中心毗连点他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; white-space: normal; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;">

inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; white-space: normal; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;">
portant;">portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1; background-color: rgb(0, 0, 0); color: rgb(255, 255, 255);">二、防火墙——庇护收集portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">防火墙也被称为防护墙，它是一种位于portant; overflow-wrap: break-word !important;">内部收集与内部收集之间的收集平安系统，可portant; overflow-wrap: break-word !important;">以将内部收集和内部收集隔离他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。凡是，防火墙可以庇护内部/私有局域网免受内部进犯，并避免重要数据泄露他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。在没有防火墙的情况下，路由器会在内部收集和内部收集之间自觉传递流量且没有过滤机制，而防火墙不但可以监控流量，还可以阻止portant; overflow-wrap: break-word !important;">未经授权的流量他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">总之，他的作是portant; overflow-wrap: break-word !important;">反病毒，入侵防御，URL过滤，文件过滤，内容过滤，利用行为控制，邮件过滤，提防常见DDoS进犯，传统的单包进犯他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。这些三层交换机都没有，是防火墙的特征他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; white-space: normal; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;">

inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; white-space: normal; text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;">
portant;">portant; overflow-wrap: break-word !important; background-color: rgb(0, 0, 0); color: rgb(255, 255, 255);">三、防火墙与交换机的区分
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;"> 我们在做收集设置时能够有两个疑问，这个也是经常在我弱电行业网VIP群中有朋友问起的，我们来看下这两个题目他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">
portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1; color: rgb(217, 33, 66);">1、交换机有防火墙的功用吗? 可以当防火墙利用吗？
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">普通的交换机是没有的，由于防火墙功用是在三层以上停止的，所以致少要三层交换机才有能够支持防火墙功用，例若有一些三层交换机可以设置ACL（portant; overflow-wrap: break-word !important; color: rgb(0, 0, 0);">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">拜候控制法则，按照设定的条件对接口上的数据包停止过滤portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">）法则、行为控制等等部分防火墙功用他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">在收集平安要求不高的情况下，完全可以疏忽防火墙他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。portant;">
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">portant; overflow-wrap: break-word !important; color: rgb(102, 102, 102); font-family: 微软雅黑; font-size: medium; white-space: normal;">portant; overflow-wrap: break-word !important;">2、防火墙有路由功用吗？可以当路由利用吗？
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">这是一个比力图议的题目，现在防火墙已具有portant; overflow-wrap: break-word !important;">路由器功用，所以很多时辰可以用防火墙直代替换路由器，新建收集间接用防火墙做出口，我们可以从防火墙的三种形式便可以领会到它与路由器之间的类似之处他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
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portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">防火墙有摆设三种工作形式：portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">路由形式（也叫portant; overflow-wrap: break-word !important;">网关形式）、通明形式、旁路形式，我们来领会下它的路由形式与通明形式他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
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inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; white-space: normal; box-sizing: border-box !important; overflow-wrap: break-word !important;">
portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">路由形式：
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">多用于出口摆设设置NAT、路由、端口映照他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。此形式下防火墙一切功用都可以一般利用他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">当防火墙位于portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1; color: rgb(217, 33, 66);">portant; overflow-wrap: break-word !important;">内部收集portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">和portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1; color: rgb(217, 33, 66);">内部收集portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">之间时，需要将防火墙与内部收集、内部收集以及DMZ 三个地区相连的接口别离设置成份歧网段的IP地址，重新计划原本的收集拓扑，此时相当于一台路由器他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
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portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">
portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">通明形式：
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">多用于串联与收集合，对两个欠亨平安域portant; overflow-wrap: break-word !important; font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1; color: rgb(217, 33, 66);">portant; overflow-wrap: break-word !important;">做鸿沟防护portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。此形式下端口映照功用、NAT功用、VPN功用没法利用他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。
portant;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">
portant;">portant; overflow-wrap: break-word !important;">portant; overflow-wrap: break-word !important; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; letter-spacing: 0.544px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">夹杂形式：
portant;">portant; overflow-wrap: break-word !important; letter-spacing: 0.544px; text-size-adjust: 100%; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">假如防火墙既存在工作在portant; overflow-wrap: break-word !important;">路由形式的接口（接口具有IP 地址），又存在工作在portant; overflow-wrap: break-word !important;">通明形式的接口（接口无IP 地址），则防火墙工作在夹杂形式下他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。夹杂形式首要用于通明形式作双机备份的情况，portant; overflow-wrap: break-word !important; letter-spacing: 0.544px; text-size-adjust: 100%; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">使portant; overflow-wrap: break-word !important; letter-spacing: 0.544px; text-size-adjust: 100%; color: rgb(62, 62, 62); font-family: Optima-Regular, PingFangTC-light; font-size: 15px; text-align: left; text-indent: 34px; white-space: pre-wrap; widows: 1;">用处景不多他早就发现系统有个隐藏的缝隙私下花了好几个早晨优化了代码。