<p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">计算机网络就是通过光缆、电缆、电话线或无线通讯将两台以上的计算机互连起来的集合。包括广域网和局域网。</p><p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">局域网的类型很多，若按网络使用的传输介质分类，可分为有线网和无线网；若按网络拓扑结构分类，可分为总线型、星型、环型、树型、混合型等；若按传输介质所使用的访问控制方法分类，又可分为以太网、令牌环网、FDDI网和无线局域网等。其中，以太网是当前应用最普遍的局域网技术。</p><p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">宽带业务是我公司为用户提供的高速访问互联网的接入业务，通过FTTH光纤接入，或专线接入模式实现高速上网冲浪、直播点播免费看。让您享受安全可靠的多媒体互动服务，针对不同用户的需求选择不同的接入方式，方便惠民。</p><h3 style="box-sizing: border-box; font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; line-height: 1.1; color: rgb(51, 51, 51); margin: 2em 0px 1.6rem; font-size: 16px; white-space: normal; background-color: rgb(255, 255, 255);">宽带业务的特点包括</h3><p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">实时性，用户享受无延迟的多媒体等高宽带要求业务</p><p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">互动性，用户与业务平台之间方便快捷的互动</p><p style="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; letter-spacing: 1px; line-height: 30px; color: rgb(51, 51, 51); font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", FontAwesome, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">多样性，业务内容与形式丰富多样，设备也不仅限于手机，适用多种终端</p><p style="text-align: center;"><img src="http://www.zmdxd.cn:8089//xddz/ueditor/2019/11/19/f9f8e7de9266453c8c2f5f4f3e70331c.png" title="宽带19年11月19日1358_23" alt="宽带19年11月19日1358_23.png"/></p>
