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    <title>年年有&quot;余&quot; - 网络基础</title>
    <link>https://www.yusian.com/bbs/forum-network-1.html</link>
    <description>Latest 20 threads of 网络基础</description>
    <copyright>Copyright(C) 年年有&quot;余&quot;</copyright>
    <generator>Discuz! Board by Comsenz Inc.</generator>
    <lastBuildDate>Tue, 29 Sep 2026 02:49:15 +0000</lastBuildDate>
    <ttl>60</ttl>
    <image>
      <url>https://www.yusian.com/bbs/static/image/common/logo_88_31.gif</url>
      <title>年年有&quot;余&quot;</title>
      <link>https://www.yusian.com/bbs/</link>
    </image>
    <item>
      <title>QuickVPN Client for all Small Business Routers</title>
      <link>https://www.yusian.com/bbs/thread-10714-1-1.html</link>
      <description><![CDATA[思科Quick VPN 客户端下载



下载链接：**** 本内容被作者隐藏 ****]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Tue, 07 Jul 2015 04:59:22 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 9 EIGRP</title>
      <link>https://www.yusian.com/bbs/thread-7054-1-1.html</link>
      <description><![CDATA[1、目标
1.1 描述EIGRP的背景和历史
1.2 描述 EIGRP的功能和工作方式
1.3 检查基本的 EIGRP 配置命令并识别其他用途
1.4 计算 EIGRP 使用的复合度量
1.5 描述 DUAL的概念和工作方式
1.6 描述 EIGRP中其他配置命令的使用

2、内容
2.1 EIGRP简介
2.2 基本EIGRP配置
2.3 E ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 15:08:49 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 3 动态路由协议简介</title>
      <link>https://www.yusian.com/bbs/thread-7053-1-1.html</link>
      <description><![CDATA[1、目标
1.1 了解动态路由协议及协议在现代网络设计中的应用.
1.2 路由协议的分类方式. 
1.3 了解度量值如何在路由协议中被应用 识别个协议中度量值的类型.
1.4 了解确定一个管理距离在协议中的重要性.
1.5 区分路由表中的各种元素. 

2、目录
2.1 协议介绍及其优点
2.2 ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 15:02:34 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 2 静态路由</title>
      <link>https://www.yusian.com/bbs/thread-7052-1-1.html</link>
      <description><![CDATA[1、目标
1.1 定义路由器在网络中的角色.
1.2 描述直连路由和不同的路由接口
1.3 借助CDP协议检测路由表中的直连网络
1.4 描述静态路由
1.5 描述汇总和默认路由
1.6 验证静态路由的工作过程
1.7 管理静态路由和排错

2、课程目录
2.1 路由器与网络
2.2 路由器配置介绍
2. ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:57:18 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 11 OSPF</title>
      <link>https://www.yusian.com/bbs/thread-7051-1-1.html</link>
      <description><![CDATA[1、目标
1.1、OSPF 是一种链路状态路由协议 
1.2、本章主要学习基本的单区域 OSPF 实施和配置
1.3、描述OSPF的背景和基本功能
1.4、识别和运用基本的OSPF配置命令
1.5、描述、修改和计算OSPF所用的度量
1.6、描述多路访问网络中的指定路由器/备用指定路由器 (DR/BDR) 选 ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:50:54 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 8 进一步了解路由表</title>
      <link>https://www.yusian.com/bbs/thread-7050-1-1.html</link>
      <description><![CDATA[1、目标
1.1、描述路由表结构中的各种路由类型
1.2、描述路由查找过程
1.3、描述路由网络中的路由行为

2、介绍
2.1、路由表结构
2.2、路由表查找过程
2.3、有类和无类路由行为


PPT下载：**** 本内容被作者隐藏 **** ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:43:54 +0000</pubDate>
    </item>
    <item>
      <title>Chapter 1 路由和数据报的转发</title>
      <link>https://www.yusian.com/bbs/thread-7049-1-1.html</link>
      <description><![CDATA[1、目标
1.1了解路由器是带操作系统的计算机，而且还有专为路由器处理而设计的硬件
1.2尝试配置设备及应用地址.
1.3了解路由表结构.
1.4了解路由器如何决定路径和数据报的交换

2、索引
2.1 路由器内部构造
2.2 CLI 配置和编址
2.3 建立路由表
2.4 路径的确定与交换功能 ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:35:12 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院  CCNA2 ERouting Chapter 5</title>
      <link>https://www.yusian.com/bbs/thread-7048-1-1.html</link>
      <description><![CDATA[注意有View Learner Response 的，这是做错的

Assessment Item:
Refer to the exhibit. All routers in the exhibit are running RIP v1. The network
administrator issues the show ip route command on router A. What routes would appear in the
routing table ou ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:23:54 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 11</title>
      <link>https://www.yusian.com/bbs/thread-7047-1-1.html</link>
      <description><![CDATA[Assessment Item:

Refer to the exhibit. What must be received between neighbors to prevent the dead time that is shown in the exhibit from reaching zero?

any traffic through the router interfaces 
routing database updates 
hello packets 
BPDU packet ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:20:19 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 10</title>
      <link>https://www.yusian.com/bbs/thread-7046-1-1.html</link>
      <description><![CDATA[Assessment Item:

Refer to the exhibit. If all routers and interfaces are configured to use a link-state routing protocol, from which routers will router D receive hello packets?

A and E 
B and C 
A, B, C, and E 
C only 
Reset
Scoring Rule for:   co ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:19:04 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 8</title>
      <link>https://www.yusian.com/bbs/thread-7045-1-1.html</link>
      <description><![CDATA[Assessment Item:
A route to a destination network is learned from multiple routing protocols. What is used by a Cisco router to select the preferred route to the destination that will be installed in the routing table?

metric 
route prefix 
update t ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:18:28 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院  CCNA2 ERouting Chapter 7</title>
      <link>https://www.yusian.com/bbs/thread-7044-1-1.html</link>
      <description><![CDATA[Assessment Item:
RIPv2 is the configured routing protocol on the routers in a network. The command Router(config-router)# no version 2 is entered on the routers. What effect does entering this command have on routing updates?

Subnet masks will be ad ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:17:41 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 6</title>
      <link>https://www.yusian.com/bbs/thread-7043-1-1.html</link>
      <description><![CDATA[Assessment Item:
What is a supernet?

the network for a default route 
a network that contains both private and public addresses 
a set of discontiguous networks that are controlled by an ISP 
a summarization of serveral IP classful networks into one ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:17:02 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 4</title>
      <link>https://www.yusian.com/bbs/thread-7042-1-1.html</link>
      <description><![CDATA[1 What metric does the RIP routing protocol consider to be infinity?


0 
15 
16 
224 
255 

C
2 Which of the following methods does split horizon use to reduce incorrect routing
information?

Routing updates are split in half to reduce the update ti ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:16:17 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 3</title>
      <link>https://www.yusian.com/bbs/thread-7041-1-1.html</link>
      <description><![CDATA[Assessment Item:
A router learns two paths with equal metrics to a destination network via the RIP routing protocol. How will the router handle packets to the destination network?

The router will install the first route it learned into the routing t ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:15:33 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 2</title>
      <link>https://www.yusian.com/bbs/thread-7040-1-1.html</link>
      <description><![CDATA[Which of the following is true regarding CDP and the graphic shown?

CDP running on Router D will gather information about routers A, B, C, and E. 
By default, Router A will receive CDP advertisements from routers B and C. 
If routers D and E are run ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:14:20 +0000</pubDate>
    </item>
    <item>
      <title>思科网络学院 CCNA2 ERouting Chapter 1</title>
      <link>https://www.yusian.com/bbs/thread-7039-1-1.html</link>
      <description><![CDATA[Assessment Item:

Refer to the exhibit. After host 2 is connected to the switch on the LAN, host 2 is unable to communicate with host 1. What is the cause of this problem?

The subnet mask of host 2 is incorrect. 
Host 1 and host 2 are on different n ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 14:11:51 +0000</pubDate>
    </item>
    <item>
      <title>什么是CCNA</title>
      <link>https://www.yusian.com/bbs/thread-7038-1-1.html</link>
      <description><![CDATA[CCNA认证
认证简介：该认证可证明持证者已掌握网络的基本知识，能利用局域网和广域网的接口安装和配置Cisco路由器、交换机及简单的LAN和WAN，提供初级的排除故障服务，提高网络的性能和安全。
考试内容：主要为Cisco网络设备互连（ICND）。
CCNA考试代号640-803（V2.0） ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Sat, 11 Oct 2014 12:48:39 +0000</pubDate>
    </item>
    <item>
      <title>求解磊科nw711路由器，怎么设置限速，求高人指点</title>
      <link>https://www.yusian.com/bbs/thread-1497-1-1.html</link>
      <description><![CDATA[磊科nw711路由器，怎么设置限速，求高人指点、]]></description>
      <category>网络基础</category>
      <author>asdqwe</author>
      <pubDate>Sun, 27 Apr 2014 22:28:15 +0000</pubDate>
    </item>
    <item>
      <title>IP地址与子网掩码</title>
      <link>https://www.yusian.com/bbs/thread-174-1-1.html</link>
      <description><![CDATA[互联网协议地址（英语：Internet Protocol Address，又译为网际协议地址），缩写为IP地址（IP Address）。IP地址是IP协议提供的一种统一的地址格式，它为互联网上的每一个网络和每一台主机分配一个逻辑地址，以此来屏蔽物理地址的差异；
      IPv4共由4个字节表 ...]]></description>
      <category>网络基础</category>
      <author>Sian</author>
      <pubDate>Thu, 13 Feb 2014 03:24:23 +0000</pubDate>
    </item>
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