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，是以这三种装备对于收集而言很是重要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，很多人对这三种装备的利用轻易弄混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，其中交换机与防火墙有很多朋友问到关于他们的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，本期我们来看一下他们的利用与区分。
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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，在局域网（LAN）中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，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，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）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，并毗连客户端装备（计较机、办事器、收集摄像机和IP打印机）。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，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。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，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，可portant; overflow-wrap: break-word !important;">以将内部收集和内部收集隔离。凡是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，防火墙可以庇护内部/私有局域网免受内部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，并避免重要数据泄露。在没有防火墙的情况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，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，而防火墙不但可以监控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，还可以阻止portant; overflow-wrap: break-word !important;">未经授权的流量。
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，他的作是portant; overflow-wrap: break-word !important;">反病毒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，入侵防御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，URL过滤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，文件过滤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，内容过滤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，利用行为控制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，邮件过滤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，提防常见DDoS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，传统的单包进犯。这些三层交换机都没有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，是防火墙的特征。
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，这个也是经常在我弱电行业网VIP群中有朋友问起的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，我们来看下这两个题目。
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，由于防火墙功用是在三层以上停止的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，所以致少要三层交换机才有能够支持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，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，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。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，完全可以疏忽防火墙。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，现在防火墙已具有portant; overflow-wrap: break-word !important;">路由器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，所以很多时辰可以用防火墙直代替换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，新建收集间接用防火墙做出口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，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。
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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，我们来领会下它的路由形式与通明形式。
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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。此形式下防火墙一切功用都可以一般利用。
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，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，重新计划原本的收集拓扑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，此时相当于一台路由器。
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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，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;">。此形式下端口映照功用、NAT功用、VPN功用没法利用。
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）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，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）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，则防火墙工作在夹杂形式下。夹杂形式首要用于通明形式作双机备份的情况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; 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。