http://www.knowsky.com/article.asp?typeid=94 接入系统 rss zh-cn Copyright 2000-2011 www.knowsky.com knowsky/94http://feedburner.google.comhttp://www.knowsky.com/7494.htmlwww.knowsky.com接入系统2005-02-14个人通信与无线接入系统（郭俊善） 个人通信是实现任何人在任何时间、任何地方与任何人进行任何方式（如语音、数 据、图像）的通信。它是人类的理想通信，是通信发.....<a href='http://www.knowsky.com/7494.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/uRhXJ6-U1X8jVCPEAN8TBjX5uOo/0/da"><img src="http://feedads.g.doubleclick.net/~a/uRhXJ6-U1X8jVCPEAN8TBjX5uOo/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/uRhXJ6-U1X8jVCPEAN8TBjX5uOo/1/da"><img src="http://feedads.g.doubleclick.net/~a/uRhXJ6-U1X8jVCPEAN8TBjX5uOo/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7493.htmlwww.knowsky.com接入系统2005-02-14接入网网管研究----马奔腾 摘要 本文从接入网网管模型和TMN分层结构的分析出发，结合当前流行的接入网网 管实例，总结出接入网网管设计的重点：接入.....<a href='http://www.knowsky.com/7493.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/Cuafx0tydT1bRDB4guHSp6Eyxz8/0/da"><img src="http://feedads.g.doubleclick.net/~a/Cuafx0tydT1bRDB4guHSp6Eyxz8/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/Cuafx0tydT1bRDB4guHSp6Eyxz8/1/da"><img src="http://feedads.g.doubleclick.net/~a/Cuafx0tydT1bRDB4guHSp6Eyxz8/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7492.htmlwww.knowsky.com接入系统2005-02-14CHINANET北京接入层专线接入方式的比较----石晗 北京电报局作为CHINANET北京接入层的网管中心，向北京的数据通信用户提供了多种 专线接入的方式，.....<a href='http://www.knowsky.com/7492.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/_F_JKZBcqo0lmvxspvYKOzlX_eo/0/da"><img src="http://feedads.g.doubleclick.net/~a/_F_JKZBcqo0lmvxspvYKOzlX_eo/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/_F_JKZBcqo0lmvxspvYKOzlX_eo/1/da"><img src="http://feedads.g.doubleclick.net/~a/_F_JKZBcqo0lmvxspvYKOzlX_eo/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7491.htmlwww.knowsky.com接入系统2005-02-14宽带无线接入技术的探讨----冯春燕 一、引言 异步传送模式（ATM）作为宽带网络的核心技术，经过十多年的发展，已经不断地成 熟，特别是在数据通信领域得.....<a href='http://www.knowsky.com/7491.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/z1I_dzvBAu-qHgLEEFn_tPPQ8Gs/0/da"><img src="http://feedads.g.doubleclick.net/~a/z1I_dzvBAu-qHgLEEFn_tPPQ8Gs/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/z1I_dzvBAu-qHgLEEFn_tPPQ8Gs/1/da"><img src="http://feedads.g.doubleclick.net/~a/z1I_dzvBAu-qHgLEEFn_tPPQ8Gs/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7490.htmlwww.knowsky.com接入系统2005-02-14宽带接入网技术——杨建良、查开德 1、引言 随着通信的发展及“信息高速公路”概念的提出，网络建设将纷纷面向集视频、话音、 数据于一体的宽带综合业务，电信运营.....<a href='http://www.knowsky.com/7490.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/wRgG08CTCZiKg9Kori2MDARFEWg/0/da"><img src="http://feedads.g.doubleclick.net/~a/wRgG08CTCZiKg9Kori2MDARFEWg/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/wRgG08CTCZiKg9Kori2MDARFEWg/1/da"><img src="http://feedads.g.doubleclick.net/~a/wRgG08CTCZiKg9Kori2MDARFEWg/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7489.htmlwww.knowsky.com接入系统2005-02-14PACS——无线接入的中一道风景线 近年来，以蜂窝电话为代表的无线通信发展极为迅速，已经形成电信公司最强劲的利润增 长点。不过，以PACS为代表的微蜂窝技术，.....<a href='http://www.knowsky.com/7489.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/YycM4-cj8yw-8c3IYo0BaPZ2fwE/0/da"><img src="http://feedads.g.doubleclick.net/~a/YycM4-cj8yw-8c3IYo0BaPZ2fwE/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/YycM4-cj8yw-8c3IYo0BaPZ2fwE/1/da"><img src="http://feedads.g.doubleclick.net/~a/YycM4-cj8yw-8c3IYo0BaPZ2fwE/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7488.htmlwww.knowsky.com接入系统2005-02-14光纤接入网趋向“有源无源一体化” 光纤接入网的网络地位及结构细分 顾名思义，接入网是一个网络级的概念。它位于整个电信核心网（电话交换网）的末端， .....<a href='http://www.knowsky.com/7488.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/Kgk-g09XsCzaCwheRab3a-AF_W4/0/da"><img src="http://feedads.g.doubleclick.net/~a/Kgk-g09XsCzaCwheRab3a-AF_W4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/Kgk-g09XsCzaCwheRab3a-AF_W4/1/da"><img src="http://feedads.g.doubleclick.net/~a/Kgk-g09XsCzaCwheRab3a-AF_W4/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7487.htmlwww.knowsky.com接入系统2005-02-14突破“最后一公里”----赵亚青 随着以IP为代表的数据业务的爆炸式增长，能提供高速、廉价访问的宽带网已成为未来.....<a href='http://www.knowsky.com/7487.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/ONyhx1nY8MtchpcsAMRfNBOEcR0/0/da"><img src="http://feedads.g.doubleclick.net/~a/ONyhx1nY8MtchpcsAMRfNBOEcR0/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/ONyhx1nY8MtchpcsAMRfNBOEcR0/1/da"><img src="http://feedads.g.doubleclick.net/~a/ONyhx1nY8MtchpcsAMRfNBOEcR0/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7486.htmlwww.knowsky.com接入系统2005-02-14宽带业务与通信网光纤化演化 摘要：随着宽带多媒体业务的发展，对通信网的要求越来越高，主要体现在各种业务对 带宽和容量的要求，实质在于以更少的价格提供更高带宽的.....<a href='http://www.knowsky.com/7486.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/web.asp' target='_blank'>网页</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/photo.asp' target='_blank'>图形</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/system.asp' target='_blank'>系统</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/internet.asp' target='_blank'>冲浪</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/qq.asp' target='_blank'>QQ</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/soft.asp' target='_blank'>软件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/office.asp' target='_blank'>办公</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/shoujixueyuan.asp' target='_blank'>手机</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/mailserver.asp' target='_blank'>邮件</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/networksecurity.asp' target='_blank'>安全</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/exam.asp' target='_blank'>认证</a> <p><a href="http://feedads.g.doubleclick.net/~a/PQOobaPiAxTu23WkDP9XRFm3FMg/0/da"><img src="http://feedads.g.doubleclick.net/~a/PQOobaPiAxTu23WkDP9XRFm3FMg/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/PQOobaPiAxTu23WkDP9XRFm3FMg/1/da"><img src="http://feedads.g.doubleclick.net/~a/PQOobaPiAxTu23WkDP9XRFm3FMg/1/di" border="0" ismap="true"></img></a></p>http://www.knowsky.com/7485.htmlwww.knowsky.com接入系统2005-02-14接入技术的现状及发展趋势 无源光纤网 　　宽带网络接入的最高境界将通过无源光纤网（PON）实现。PON由从中心设备到接入点的光纤 链路组成，所谓无源是指除了端点的.....<a href='http://www.knowsky.com/7485.html'>点击浏览详细内容</a><br/><br/>-------------------------------------<br/>导航:<a href='http://www.knowsky.com/developer.asp' target='_blank'>编程</a>&nbsp;&nbsp;<a href='http://www.knowsky.com/zhanzhang.asp' target='_blank'>站长</a>&nbsp;&nbsp;<a 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