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recent posts navigation"><div class="sidebarItemTitle_pO2u margin-bottom--md">Recent posts</div><div role="group"><h3 class="yearGroupHeading_rMGB">2025</h3><ul class="sidebarItemList_Yudw clean-list"><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/blog/Web的历史1️⃣-HTTP">Web的历史1️⃣-HTTP</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/blog/Web的历史2️⃣-动态网页">Web的历史2️⃣-动态网页</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/blog/Web的历史3️⃣-Web应用">Web的历史3️⃣-Web应用</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/blog/2025/5/9/女生宿舍的网络结构解释">女生宿舍的网络结构解释</a></li></ul></div><div role="group"><h3 class="yearGroupHeading_rMGB">2024</h3><ul class="sidebarItemList_Yudw clean-list"><li class="sidebarItem__DBe"><a aria-current="page" class="sidebarItemLink_mo7H sidebarItemLinkActive_I1ZP" href="/blog/2024/09/27/给纯新手的网维快速入门指南">给纯新手的网维快速入门指南</a></li></ul></div></nav></aside><main class="col col--7"><article><header><h1 class="title_f1Hy">给纯新手的网维快速入门指南</h1><div class="container_mt6G margin-vert--md"><time datetime="2024-09-27T00:00:00.000Z">September 27, 2024</time> · <!-- -->10 min read</div></header><div id="__blog-post-container" class="markdown"><p>许多新进网维的小伙伴们都可能对我们的日常工作一脸懵:网维是干什么的,我们到底在修什么?其他人说的交换机,主线到底是什么?</p>
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<p>甚至有很多正式成员都搞不明白这个问题,为了提升大家的业务水平和网络技术,我们特意编写了这份指南,希望能对你有些许的用处。</p>
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<h2 class="anchor anchorWithStickyNavbar_LWe7" id="网络">网络<a href="#网络" class="hash-link" aria-label="Direct link to 网络" title="Direct link to 网络"></a></h2>
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<p>网维,那不就是修网络的吗?但是,网络是什么?他究竟是什么样的?为什么我可以访问到遥远彼方的内容(网页,游戏,等)?</p>
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<p>首先,我们需要知道,计算机中的一切数据,都是一串二进制数字,也就是许多的01010101101010.........,网络的本质,就是在计算机之间传输这些数字,如何进行传输呢?通常是使用物理现实的两种状态来表示0和1这两个数字。</p>
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<p>比如,一个电路(简单点说,有一个电灯),电路闭合,电灯亮,我们定义这样的状态是1,反之,电路断开,电灯暗,我们定义这样的状态为0,我们让计算机监听这个电路的状态,通过电路断开闭合状态不断的超高速的变化,就可以传递01010101这些数字来进行信息的传递。</p>
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<div class="theme-admonition theme-admonition-info admonition_xJq3 alert alert--info"><div class="admonitionHeading_Gvgb"><span class="admonitionIcon_Rf37"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"></path></svg></span>信息</div><div class="admonitionContent_BuS1"><p>这里有我们写的一篇科普文章,介绍了网线的一些概念:<a href="/docs/wiki/基础知识/科普/网线是什么">Click Me</a></p></div></div>
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<p>不一定需要电路这种介质,还可以是无线电波,例如,定义电波幅度大于某个值为1,小于某个值为0,或者大于某个频率为0,小于某个频率为1,让计算机接受这样的电波并解读,也可以传递信息。</p>
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<p>其实,简单地说,前者就是以太网(有线网)本质,网线本质上就是电线,里面是以高频率断断续续的电流,把电线接到计算机里,计算机就可以依据电路的变化情况来获取信息.而后者则是无线网(Wi-Fi,移动通信技术等)本质,他们通过调制电磁波来传递信息。</p>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="网维">网维<a href="#网维" class="hash-link" aria-label="Direct link to 网维" title="Direct link to 网维"></a></h3>
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<p>网维主要修的是学生宿舍的以太网,在每个宿舍的每个人的桌子前,都有一个网线端口,用户将网线插入端口和计算机,即可连接到宿舍的楼层线路,端口后面是墙线,意思是它是埋在墙里的,我们一般情况下没法动他</p>
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<p>依据宿舍片区的不同,墙线可能直接通去了机房,也有可能是连接到了宿舍的路由器(交换机/光猫),经过这一层转发,再前往机房。</p>
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<div class="theme-admonition theme-admonition-tip admonition_xJq3 alert alert--success"><div class="admonitionHeading_Gvgb"><span class="admonitionIcon_Rf37"><svg viewBox="0 0 12 16"><path fill-rule="evenodd" d="M6.5 0C3.48 0 1 2.19 1 5c0 .92.55 2.25 1 3 1.34 2.25 1.78 2.78 2 4v1h5v-1c.22-1.22.66-1.75 2-4 .45-.75 1-2.08 1-3 0-2.81-2.48-5-5.5-5zm3.64 7.48c-.25.44-.47.8-.67 1.11-.86 1.41-1.25 2.06-1.45 3.23-.02.05-.02.11-.02.17H5c0-.06 0-.13-.02-.17-.2-1.17-.59-1.83-1.45-3.23-.2-.31-.42-.67-.67-1.11C2.44 6.78 2 5.65 2 5c0-2.2 2.02-4 4.5-4 1.22 0 2.36.42 3.22 1.19C10.55 2.94 11 3.94 11 5c0 .66-.44 1.78-.86 2.48zM4 14h5c-.23 1.14-1.3 2-2.5 2s-2.27-.86-2.5-2z"></path></svg></span>提示</div><div class="admonitionContent_BuS1"><p>你可以在片区信息中查看各个片区的具体结构</p></div></div>
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<p>路由器是什么?交换机和光猫又是什么?这个问题如果专业地展开来讲有点难懂,对于新手来说,你可以简单的理解为他们都是中转站,电线在这里经过出去的电线继续信息的传递,而不是直接一根线连到网络上去</p>
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<p>无线路由器(或者有路由功能的光猫)还可以让用户通过无线方式接入线路,比如,如果你想坐高铁,从中山坐到广州南,然后再从广州南做到其他地方,但是没必要全程坐高铁,你可以打车,坐地铁到广州南,然后再坐高铁。这里一样的,不管有线还是无线的接入,在网关(我们对这些设备的统称)都是转换成有线再出去,</p>
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<p>出去是去哪里呢?在宿舍的结构中,是去了机房(或者说,弱电井),宿舍去机房的线就叫做主线(只有通过网关中继的地方才会有主线的概念,直连机房的就直接是墙线)</p>
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<p>线路到了机房,一般会接入一个叫做配线架的设备,这个也是一个中继器,方便我们维修(如果是线路坏了的话),配线架的端口总是成对的,有一个进口就会有出口,一般进口都是不用我们去管的,线路经过出口出来,连接到交换机上,我们网维的工作一般追踪到这里,再往后的问题就不是我们的职责了,</p>
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<p>交换机有运营商的区别,用户需要接到他宽带开通的运营商对应的交换机上,通过一类叫做“拨号”的协议来进行认证,向运营商用自己的账号请求登录,请求运营商允许联网,这样也方便运营商计费(和学校监控!),交换机通常都是集成了光纤功能,在这里将电路的信号调制成光的信号(这也是一种传输0101010的方式!),然后接入运营商的网络,访问全国,和全球的互联网</p>
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<h2 class="anchor anchorWithStickyNavbar_LWe7" id="维修">维修<a href="#维修" class="hash-link" aria-label="Direct link to 维修" title="Direct link to 维修"></a></h2>
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<p>上面就是我们学校宿舍网络的结构了,网维的工作,本质就是维护这样的结构正常运行,在这些环节中,每一个都有可能出错,一般来说,我们最常见的有两种错误:硬件(物理层)错误(651)和软件错误(691).</p>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="651错误">651错误<a href="#651错误" class="hash-link" aria-label="Direct link to 651错误" title="Direct link to 651错误"></a></h3>
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<p>硬件错误,通常在拨号时会给出<code>651</code>错误,本质上,这种错误就是物理连接出现了问题,要么是墙线老化接触不良了,要么是主线出现了问题,要么是交换机,配线架没有接好,要么是网线问题,对于这种问题,我们通常通过寻线对线器来解决,排查问题</p>
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<p>排查问题一般都是调试可能出错的因素,例如,你用一根确定了的是好的网线直连端口对线没问题,但是用户的线连接端口就有问题,那么就是用户的线有问题</p>
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<div class="theme-admonition theme-admonition-info admonition_xJq3 alert alert--info"><div class="admonitionHeading_Gvgb"><span class="admonitionIcon_Rf37"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"></path></svg></span>信息</div><div class="admonitionContent_BuS1"><p>关于更多651错误,请查阅wiki相关页面,也请查阅<code>技能</code>板块中<code>对线</code>和<code>寻线</code>的条目</p></div></div>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="691错误">691错误<a href="#691错误" class="hash-link" aria-label="Direct link to 691错误" title="Direct link to 691错误"></a></h3>
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<p>软件错误,通常会在拨号时给出<code>691</code>错误,本质上,这意味着物理连接是通的,但是运营商那边拒绝的用户的登录,有几种可能:</p>
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<ol>
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<li>交换机接错了,用户是某个运营商,你接到了其他的运营商的交换机,当然报错喽~</li>
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<li>短时间内过多的登录,被运营商拉黑了,需要稍等一会子</li>
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<li>宽带欠费,停机</li>
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<li>账号密码错误</li>
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<li>运营商会绑定MAC地址来限制多设备,在更换电脑或者转接器等设备时会遇到这样的情况,可以打电话给运营商要求所谓的“解绑刷新”,也可以组长</li>
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</ol>
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<div class="theme-admonition theme-admonition-info admonition_xJq3 alert alert--info"><div class="admonitionHeading_Gvgb"><span class="admonitionIcon_Rf37"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"></path></svg></span>信息</div><div class="admonitionContent_BuS1"><p>关于更多691错误,请查阅wiki的相关页面,和相应的文章</p></div></div>
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<h2 class="anchor anchorWithStickyNavbar_LWe7" id="总结">总结<a href="#总结" class="hash-link" aria-label="Direct link to 总结" title="Direct link to 总结"></a></h2>
|
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<p>这里只是一篇简要的指南,我们在这里介绍了网络的基本概念,让你对你所要维修的系统有一个大概的了解,你可以继续去看wiki中的相关条目,来进一步扩充你的知识,希望你在网维的时光过得愉快!</p></div><footer class="docusaurus-mt-lg"><div class="row margin-top--sm theme-blog-footer-edit-meta-row"><div class="col"><a href="https://github.com/ZSCNetSupportDept/website/tree/master/blog/2024-09-27给纯新手的网维快速入门指南.md" target="_blank" rel="noopener noreferrer" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_JAkA"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Blog post page navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/blog/2025/5/9/女生宿舍的网络结构解释"><div class="pagination-nav__sublabel">Newer post</div><div class="pagination-nav__label">女生宿舍的网络结构解释</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/blog/2024/08/19/ComIntRep的使用教程"><div class="pagination-nav__sublabel">Older post</div><div class="pagination-nav__label">ComIntRep的使用教程</div></a></nav></main><div class="col col--2"><div class="tableOfContents_bqdL thin-scrollbar"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#网络" class="table-of-contents__link toc-highlight">网络</a><ul><li><a href="#网维" class="table-of-contents__link toc-highlight">网维</a></li></ul></li><li><a href="#维修" class="table-of-contents__link toc-highlight">维修</a><ul><li><a href="#651错误" class="table-of-contents__link toc-highlight">651错误</a></li><li><a href="#691错误" class="table-of-contents__link toc-highlight">691错误</a></li></ul></li><li><a href="#总结" class="table-of-contents__link toc-highlight">总结</a></li></ul></div></div></div></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="footer__bottom text--center"><div class="footer__copyright">Copyright © 2025 ZSCNetworkSupport,Built with Docusaurus.</div></div></div></footer></div>
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