https://blog.youkuaiyun.com/cc05117zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/cc05117/article/details/163248123https://blog.youkuaiyun.com/cc05117/article/details/163248123cc05117Mon, 27 Jul 2026 18:29:58 +0800https://blog.youkuaiyun.com/cc05117/article/details/163142931https://blog.youkuaiyun.com/cc05117/article/details/163142931cc05117Thu, 23 Jul 2026 22:38:24 +0800https://blog.youkuaiyun.com/cc05117/article/details/162973601https://blog.youkuaiyun.com/cc05117/article/details/162973601cc05117Fri, 17 Jul 2026 19:28:25 +0800https://blog.youkuaiyun.com/cc05117/article/details/160891853https://blog.youkuaiyun.com/cc05117/article/details/160891853cc05117Fri, 08 May 2026 15:53:50 +0800https://blog.youkuaiyun.com/cc05117/article/details/159654703https://blog.youkuaiyun.com/cc05117/article/details/159654703cc05117Mon, 30 Mar 2026 21:21:11 +0800https://blog.youkuaiyun.com/cc05117/article/details/157261387https://blog.youkuaiyun.com/cc05117/article/details/157261387cc05117Thu, 22 Jan 2026 21:06:38 +0800https://blog.youkuaiyun.com/cc05117/article/details/157260713https://blog.youkuaiyun.com/cc05117/article/details/157260713cc05117Thu, 22 Jan 2026 20:27:25 +0800> /file2,编辑配置文件，创建永久别名,vim ~./bashrc打开此文件写入一行别名配置：alias hello='echo "hello,everyone" >> /file2',重新加载~/.bashrc文件，source ~/.bashrc。创建用户使用useradd，在创建用户的同时我们可以使用参数-g把新创建用户添加到指定用户组中。在root用户中，我们可以使用chown命令来修改同组用户。]]>https://blog.youkuaiyun.com/cc05117/article/details/156909925https://blog.youkuaiyun.com/cc05117/article/details/156909925cc05117Tue, 13 Jan 2026 17:43:46 +0800https://blog.youkuaiyun.com/cc05117/article/details/156356589https://blog.youkuaiyun.com/cc05117/article/details/156356589cc05117Sun, 28 Dec 2025 10:47:14 +0800https://blog.youkuaiyun.com/cc05117/article/details/155197760https://blog.youkuaiyun.com/cc05117/article/details/155197760cc05117Mon, 24 Nov 2025 15:56:48 +0800https://blog.youkuaiyun.com/cc05117/article/details/154489820https://blog.youkuaiyun.com/cc05117/article/details/154489820cc05117Thu, 06 Nov 2025 16:41:57 +0800https://blog.youkuaiyun.com/cc05117/article/details/148311077https://blog.youkuaiyun.com/cc05117/article/details/148311077cc05117Thu, 29 May 2025 18:32:04 +0800https://blog.youkuaiyun.com/cc05117/article/details/148240461https://blog.youkuaiyun.com/cc05117/article/details/148240461cc05117Mon, 26 May 2025 22:24:27 +0800reset ospf 1 process 重启设备进程，重新选举，该命令在用户视图下敲。4、在R1-R3中，修改接口优先级，使R3成为DR，没有BDR；分析：纵观整个网络拓扑，OSPF的汇总存在于区域之间，所以我们可以一开始根据区域个数划分子网，之后每个区域内部网段再进行细分。2、设备均配置ospf协议，宣告网段，R4环回不宣告，并检查邻居表和OSPF路由表。其中R3在环回地址在区域0；5、R4环回不宣告，保证全网可达，保证更新安全，避免环路，减少路由条目；]]>https://blog.youkuaiyun.com/cc05117/article/details/148240401https://blog.youkuaiyun.com/cc05117/article/details/148240401cc05117Mon, 26 May 2025 21:51:57 +0800https://blog.youkuaiyun.com/cc05117/article/details/148239889https://blog.youkuaiyun.com/cc05117/article/details/148239889cc05117Mon, 26 May 2025 21:25:16 +0800https://blog.youkuaiyun.com/cc05117/article/details/146460874https://blog.youkuaiyun.com/cc05117/article/details/146460874cc05117Sun, 23 Mar 2025 20:09:41 +0800https://blog.youkuaiyun.com/cc05117/article/details/145081124https://blog.youkuaiyun.com/cc05117/article/details/145081124cc05117Sat, 11 Jan 2025 21:25:03 +0800