当前位置:网站首页>2022.07.05
2022.07.05
2022-07-07 17:01:00 【ifuudoudou】
课时16补充

由于我的ubuntu一开始没有安装ssh服务器,所以需要先安装。
安装可以用
sudo apt-get install openssh-server
这个命令。

安装好之后,再利用 serve ssh status这个命令查看是否连接。
出现了active(running)证明连接成功。

在演示两台主机之间的连接时,需要用到两个虚拟机,这里就需要用到克隆。
首先在ubuntu上点击“管理”。
“管理”选项下有“自定义”,然后选择“库”。
选择之后会出现下面这个界面。
接着右键点击这个系统,选择“快照”-“拍摄快照”,直接保存快照就可以了。
最后再次右键,选择“管理”-“克隆”。
课时17




查看进程运行情况,相当于windows的任务管理器。

课时18




答案:
1.权限有三种:r(读)w(写)x(执行)。
用户的角色也只有三种,ugo。
2.ping。
3.ps-ajx,ps-aux都可以。
4.kill
5.ping

6.指定大小,ping -s,结束ping命令,ping -c
7.pop
8. 7代表最高权限,5代表有读和执行的权限,chmod u=rxw,g=rx,o=rx
9.df

课时20

课时21linux文件查找


课时22


课时23

边栏推荐
- 能同时做三个分割任务的模型,性能和效率优于MaskFormer!Meta&UIUC提出通用分割模型,性能优于任务特定模型!开源!...
- "Decryption" Huawei machine vision Corps: Huawei is moving up and the industry is moving forward
- Where does brain hole come from? New research from the University of California: creative people's neural connections will "take shortcuts"
- SD_ DATA_ SEND_ SHIFT_ REGISTER
- App capture of charles+postern
- SlashData开发者工具榜首等你而定!!!
- Recommend free online SMS receiving platform in 2022 (domestic and foreign)
- [Blue Bridge Cup training 100 questions] sort scratch from small to large. Blue Bridge Cup scratch competition special prediction programming question centralized training simulation exercise question
- Will domestic software testing be biased
- Scientists have observed for the first time that the "electron vortex" helps to design more efficient electronic products
猜你喜欢

App capture of charles+drony

Redis cluster and expansion
![Learn open62541 -- [67] add custom enum and display name](/img/98/e5e25af90b3f98c2be11d7d21e5ea6.png)
Learn open62541 -- [67] add custom enum and display name

直播预约通道开启!解锁音视频应用快速上线的秘诀

App capture of charles+postern

CVPR 2022丨学习用于小样本语义分割的非目标知识

Industry case | digital operation base helps the transformation of life insurance industry

SlashData开发者工具榜首等你而定!!!

Redis

清华、剑桥、UIC联合推出首个中文事实核查数据集:基于证据、涵盖医疗社会等多个领域
随机推荐
单臂路由和三层交换的简单配置
PTA 1102 教超冠军卷
PTA 1102 teaching Super Champion volume
脑洞从何而来?加州大学最新研究:有创造力的人神经连接会「抄近道」
2022上半年朋友圈都在传的10本书,找到了
SlashData开发者工具榜首等你而定!!!
抢占周杰伦
Review of network attack and defense
A hodgepodge of ICER knowledge points (attached with a large number of topics, which are constantly being updated)
ES6笔记一
Usage of PHP interview questions foreach ($arr as $value) and foreach ($arr as $value)
标准ACL与扩展ACL
How many times is PTA 1101 B than a
The performance and efficiency of the model that can do three segmentation tasks at the same time is better than maskformer! Meta & UIUC proposes a general segmentation model with better performance t
Datasimba launched wechat applet, and datanuza accepted the test of the whole scene| StartDT Hackathon
How many are there (Lua)
Simple configuration of single arm routing and layer 3 switching
Complete e-commerce system
3. About cookies
The live broadcast reservation channel is open! Unlock the secret of fast launching of audio and video applications