<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[晴川的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_41537758</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_41537758]]></copyright><item><title><![CDATA[超详细基于ensp的FTP实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/134752347</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/134752347</guid><author>qq_41537758</author><pubDate>Sat, 02 Dec 2023 16:02:47 +0800</pubDate><description><![CDATA[超详细基础ensp的FTP实验]]></description><category></category></item><item><title><![CDATA[ensp桥接真实物理机并管理设备]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/129637717</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/129637717</guid><author>qq_41537758</author><pubDate>Sat, 18 Mar 2023 17:24:04 +0800</pubDate><description><![CDATA[ensp桥接真实电脑并通过Console、Telnet和SSH登录管理设备]]></description><category></category></item><item><title><![CDATA[HCIA综合实验一]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/126201595</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/126201595</guid><author>qq_41537758</author><pubDate>Sat, 06 Aug 2022 21:49:34 +0800</pubDate><description><![CDATA[基于ENSP的HCIA—Datacom实验
]]></description><category></category></item><item><title><![CDATA[VRRP实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125823442</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125823442</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 21:54:29 +0800</pubDate><description><![CDATA[VRRP基础实验]]></description><category></category></item><item><title><![CDATA[HCIA实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125817307</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125817307</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 11:00:32 +0800</pubDate><description><![CDATA[HCIA实验合集]]></description><category></category></item><item><title><![CDATA[Telnet实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125817114</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125817114</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 10:50:19 +0800</pubDate><description><![CDATA[Telnet基础实验]]></description><category></category></item><item><title><![CDATA[组播实验使用PIM-DM]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125817024</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125817024</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 10:46:20 +0800</pubDate><description><![CDATA[组播实验，使用PIM-DM技术
]]></description><category></category></item><item><title><![CDATA[BGP基础实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125816975</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125816975</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 10:41:58 +0800</pubDate><description><![CDATA[BGP基础实验]]></description><category></category></item><item><title><![CDATA[GRE实验]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/125816840</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/125816840</guid><author>qq_41537758</author><pubDate>Sat, 16 Jul 2022 10:36:47 +0800</pubDate><description><![CDATA[使用Ensp做GRE VPN实验]]></description><category></category></item><item><title><![CDATA[Shell习题04——监控机器的存活]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/113426727</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/113426727</guid><author>qq_41537758</author><pubDate>Sun, 31 Jan 2021 14:02:55 +0800</pubDate><description><![CDATA[题目要求
设计一个脚本，监控远程的一台机器(假设ip为180.163.26.39)的存活状态，当发现宕机时发一封邮件给你自己。
核心要点
ping -c10 180.163.26.39 通过ping来判定对方是否在线
发邮件的Python脚本
参考答案
#!/bin/bash
n=`ping -c5 180.163.26.39|grep 'packet' |awk -F '%' '{print $1}' |awk '{print $NF}'`
if [ -z "$n" ]
then
    echo "脚本]]></description><category></category></item><item><title><![CDATA[Shell习题03——所有进程占用内存大小的和]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/113348864</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/113348864</guid><author>qq_41537758</author><pubDate>Thu, 28 Jan 2021 16:39:44 +0800</pubDate><description><![CDATA[题目要求
写一个脚本计算一下linux系统所有进程占用内存大小的和。
核心要点

ps命令用法
for循环
加法运算

参考答案
#!/bin/bash
sum=0
for n in `ps aux |grep -v 'TIME COMMAND'|awk '{print $6}'`
do
    sum=$[$sum+$n]
done
echo $sum


ps aux  查看进程
grep -v  显示不包含匹配文本的所有行
awk ‘{print $6}’  输出第六个参数
执行ps aux命令后的部]]></description><category></category></item><item><title><![CDATA[Shell习题02——统计IP访问量]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/113341121</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/113341121</guid><author>qq_41537758</author><pubDate>Thu, 28 Jan 2021 15:21:01 +0800</pubDate><description><![CDATA[题目要求
有日志1.log，部分内容如下
112.111.12.248 – [25/Sep/2013:16:08:31 +0800]formula-x.haotui.com “/seccode.php?update=0.5593110133088248″ 200″http://formula-x.haotui.com/registerbbs.php” “Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1;)”
61.147.76.51 – [25/S]]></description><category></category></item><item><title><![CDATA[shell习题01——每日生成磁盘统计信息]]></title><link>https://blog.youkuaiyun.com/qq_41537758/article/details/113249643</link><guid>https://blog.youkuaiyun.com/qq_41537758/article/details/113249643</guid><author>qq_41537758</author><pubDate>Wed, 27 Jan 2021 15:15:30 +0800</pubDate><description><![CDATA[请按照这样的日期格式（xxxx-xx-xx）每日生成一个文件，
例如生成的文件名为2017-12-20.log，
并且把磁盘的使用情况写到到这个文件中，
每日08:30执行一次
shell代码
#! /bin/bash
d=`date +%F`
logfile=$d.log
df -h &gt; $logfile

需求升级：
#!/bin/bash
d=`date +%F`
dir=/data/logs/disklog
if [ ! -d $dir ]
then
    mkdir -p $dir
fi
]]></description><category></category></item></channel></rss>