<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[caolongbin的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/caolongbin</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; caolongbin]]></copyright><item><title><![CDATA[软考网络工程师易错100问]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/127458219</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/127458219</guid><author>caolongbin</author><pubDate>Sat, 22 Oct 2022 10:17:13 +0800</pubDate><description><![CDATA[软考网络工程师1000问，总结了本人在备考网络工程师中遇到的一些易错或是需要记忆的知识点，可以供正在备考的小伙伴参考]]></description><category></category></item><item><title><![CDATA[华为VRRP的配置]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/127175323</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/127175323</guid><author>caolongbin</author><pubDate>Wed, 05 Oct 2022 19:28:06 +0800</pubDate><description><![CDATA[虚拟路由备份冗余协议，作用：设备的备份，网络通讯连续性 （不等于业务连续）和网络稳定性，国际公认的协议，
组播方式通过224.0.0.18转发
运行：组号VRID ，一组有一台MASTER 可能存多个备份
虚拟IP地址，虚拟MAC 0000-5E00-01XX XX 表示组号
配置组号 虚拟IP， master 主路由
选举主和备路由器，通过VRRP优先级比较，默认优先100， 优先级大成为MASTER ,优先级相同比较
IP地址，IP地址大的成MASTER
状态：主、备，初始化
VRRP一般与MSTP联用]]></description><category></category></item><item><title><![CDATA[MySQL数据库基本操作—约束（概念+语法）]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/127026477</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/127026477</guid><author>caolongbin</author><pubDate>Sat, 24 Sep 2022 17:20:18 +0800</pubDate><description><![CDATA[什么是约束？概念： 约束实际上就是表中数据的限制条件。
功能： 保证表中数据的完整性和有效性分类：主键约束(掌握)、自增长约束、非空约束、唯一性约束、默认约束、零填充约束、外键约束
]]></description><category></category></item><item><title><![CDATA[MySQL基本操作—DML（增、删、改）]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126939456</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126939456</guid><author>caolongbin</author><pubDate>Tue, 20 Sep 2022 20:57:25 +0800</pubDate><description><![CDATA[DML是指数据操作语言，英文全称是Data Manipulation Language，用来对数据库中表的数据记录进行更新。主要操作是对表中的数据进行增、删、改]]></description><category></category></item><item><title><![CDATA[MySQL基本操作—DDL]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126915997</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126915997</guid><author>caolongbin</author><pubDate>Sun, 18 Sep 2022 21:01:36 +0800</pubDate><description><![CDATA[MySQL基础（二）———DDL描述的模式，必须由计算机软件进行编译，转换为便于计算机存储、查询和操纵的格式，完成这个转换工作的程序称为模式编译器。]]></description><category></category></item><item><title><![CDATA[MySQL基础]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126877639</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126877639</guid><author>caolongbin</author><pubDate>Thu, 15 Sep 2022 19:45:13 +0800</pubDate><description><![CDATA[黑马程序员mysql学习笔记（一）]]></description><category></category></item><item><title><![CDATA[华为IPSec VPN的配置]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126764302</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126764302</guid><author>caolongbin</author><pubDate>Thu, 08 Sep 2022 16:19:05 +0800</pubDate><description><![CDATA[基于华为ENSP的简单IPSecVPN实验]]></description><category></category></item><item><title><![CDATA[数据中心和DMZ]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126731208</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126731208</guid><author>caolongbin</author><pubDate>Tue, 06 Sep 2022 19:57:53 +0800</pubDate><description><![CDATA[关于数据中心和防火墙的区别概述]]></description><category></category></item><item><title><![CDATA[华为WLAN（AC+AP)的简单配置]]></title><link>https://blog.youkuaiyun.com/caolongbin/article/details/126694600</link><guid>https://blog.youkuaiyun.com/caolongbin/article/details/126694600</guid><author>caolongbin</author><pubDate>Mon, 05 Sep 2022 11:18:53 +0800</pubDate><description><![CDATA[华为数通WLAN（AC+AP）的简单配置]]></description><category></category></item></channel></rss>