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1. 安装环境:CentOS 7 64位 MySQL 5.7 2. 去MySQL官方网站下载MySQL源码安装包,注意,一定要选择下图的源代码版,否则cmake时会报错: 3. 预先安装依赖软件: 4. 创建MySQL用户和用户组先查看是否已经创建: 没有创建则新建mysql用户以及用户组: 5. 阅读全文
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1. The BGP table plays a key role in the process of learning using routing information with BGP. A router stores all learned BGP prefixs and PAs in it 阅读全文
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1. BGP first forms a neighbor relationship with peers. BGP then learns information from its neighbors , placing that information in a table the BGP ta 阅读全文
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1. The single biggest reason to consider using BGP between an enterprise and an ISP is to influence the choice of best path(best route). 2. Running BG 阅读全文
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1. Border Gateway Protocol advertises , learns , and choosed the best paths inside the global Internet.When two ISPs connect , they typically use BGP 阅读全文
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Topology 1. DNAT (Dynamic) int fa0/0 ip nat inside int fa0/1 ip nat outside ip nat pool ISP-POOL 198.51.100.3 192.51.100.14 netmask 255.255.255.240 ip 阅读全文
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Step 1 :到nginx.org网站下载相应的安装包文件。例如下载nginx-1.10.1.tar.gz Step 2 : 解压缩下载好的安装包:tar -zxvf nginx-1.10.1.tar.gz Step 3 : Nginx需要使用到一些相关软件,预先安装:gcc gcc-c++ pc 阅读全文
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通用路由封装(英语:Generic Routing Encapsulation,缩写为GRE),一种隧道协议,可以在虚拟点对点链路中封装多种网络层协议。由思科系统开发以下是GRE协议的简单练习网络拓扑如下:路由器的基本配置如下1.配置基本的IP地址信息2.配置隧道接口(R1如下)interface ... 阅读全文
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1. view the default user account1 SQL> select username from dba_users;2. lock all users and set their password to expired1 SQL> select ‘alter user ‘||... 阅读全文
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1.how to create a tablespace that employs the most common features1 create tablespace tb_name #create bigfile tablespace tb_name2 datafile ‘/... 阅读全文