论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业

<p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　<span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;"><a href="http://www.kokojia.com/package-1.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">网络工程师</span></a></span></span>路由汇聚考点有哪些?为了方便考生及时有效的备考，课课家小编为大家精心整理了软考中级网络工程师路由汇聚考试知识点，供大家参考和学习。如想获取更多计算机软件水平考试的模拟题及备考资料，请关注课课家网站的更新。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　路由汇聚是用来解决路由表的内容冗余问题，使用路由聚合能够缩小路由表的规模，减少路由表的内存。提高路由器数据转发的效率。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　如：假设有4个路由：172.18.129.0/24、172.18.130.0/24、172.18.132.0/24、172.18.133.0/24，则能覆盖这4个路由的是：172.18.128.0/21。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　解答：129==》10000 001</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　130==》10000 010</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　132==》10000 100</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　133==》10000 101</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　上下比较第3B的后三位发生变化，则视为主机位，因此新的网络位位数为：8+8+5=21位。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　汇聚后的网络地址即把主机位全部置0，为172.18.10000 000.0/21，亦即172.18.128.0/21，也称之为超网ID或超网网络地址。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　还要需要注意：</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　路由器查找路由表的时候会从匹配结果中选择具有最长网络前缀的路由。这叫做最长前缀匹配，这时因为网络前缀越长，其地址块就越小，路由就越具体。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">&nbsp; &nbsp; &nbsp; 课课家教育专注<span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;"><a href="http://www.kokojia.com/packageList/336.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">软考培训</span></a></span></span>10年以上，一直坚持自主研发，将丰富的软考培训经验有效融入教程研发过程，自成体系的<span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;"><a href="http://www.kokojia.com/packageList/336.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">软考视频教程</span></a>、<a href="https://ebuy.kokojia.com/list/77.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">软考培训教材</span></a></span></span>和<span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;"><a href="http://tiku.kokojia.com/list/337.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">软考在线题库</span></a></span></span>，使考生的学习更具系统性，辅导更具针对性。想要报考2020年软考的考生现在就可以开始备考了，报名课课家软考各科目考试<span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;">赠送：辅导教材、历年真题、考前冲剌资料、在线模拟测试题库、老师专属答疑指导等</span>，以保障学员顺利通过考试。</p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; box-sizing: border-box; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);">　　&gt;&gt;&gt;&gt;&gt;&gt;点击进入<span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 700;"><a href="http://www.kokojia.com/activity-ruankao.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; cursor: pointer; text-decoration-line: none; color: rgb(51, 122, 183); background-color: transparent;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(255, 0, 0);">软考报名专题</span></a></span></span></p><p><br/></p><p><span style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px; background-color: rgb(255, 255, 255);">　　</span><span style="margin: 0px; padding: 0px; font-weight: 700; color: rgb(51, 51, 51); font-family: &quot;Microsoft Yahei&quot;, Tahoma, Helvetica, Arial, sans-serif; background-color: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: &quot;Helvetica Neue&quot;, Helvetica, Arial, sans-serif; font-size: 14px;">相关推荐：<a href="http://bbs.kokojia.com/ruankao/87202" title="2020年网络工程师考点汇总" style="margin: 0px; padding: 0px; cursor: pointer; text-decoration-line: none; color: rgb(0, 174, 239); font-family: &quot;Microsoft Yahei&quot;, Tahoma, Helvetica, Arial, sans-serif; background-color: rgb(239, 239, 239);">2020年网络工程师考点汇总</a></span></span></p>

论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业