Ubuntu下openssh server如何安装和使用
本篇内容主要讲解“Ubuntu下openssh server如何安装和使用”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“Ubuntu下openssh server如何安装和使用”吧!
事前准备
ubuntu版本:17.10
devops@ubuntu:~$ cat /etc/issue
ubuntu 17.10
l
devops@ubuntu:~$
devops@ubuntu:~$ lsb_release -a
no lsb modules are available.
distributor id: ubuntu
description: ubuntu 17.10
release: 17.10
codename: artful
devops@ubuntu:~$
17.10的ubuntu代号artful aardvark,于2017年10月19日正式发布,是更换gnome的首个版本,但是这不是一个lts版本,会支持到2018年8月,是2018年ubuntu的lts的版本之前的过渡版本。openssh-server的安装基本上对于ubuntu的版本影响非常低,基本操作步骤大体一致。
安装步骤
按照如下安装步骤进行安装
操作日志
此处再以安装的状态下抓取的日志,apt install显示会有所不同
devops@ubuntu:~$ sudo su
[sudo] password for devops:
root@ubuntu:/home/devops#
root@ubuntu:/home/devops# apt install openssh-server
reading package lists... done
building dependency tree
reading state information... done
openssh-server is already the newest version (1:7.5p1-10ubuntu0.1).
0 upgraded, 0 newly installed, 0 to remove and 55 not upgraded.
root@ubuntu:/home/devops#
root@ubuntu:/home/devops# ssh -v
openssh_7.5p1 ubuntu-10ubuntu0.1, openssl 1.0.2g 1 mar 2016
root@ubuntu:/home/devops#
root@ubuntu:/home/devops# /etc/init.d/ssh status
● ssh.service - openbsd secure shell server
loaded: loaded (/lib/systemd/system/ssh.service; enabled; vendor preset: enabled)
active: active (running) since sat 2018-03-03 07:58:44 cst; 51min ago
process: 3072 execreload=/bin/kill -hup $mainpid (code=exited, status=0/success)
process: 3071 execreload=/usr/sbin/sshd -t (code=exited, status=0/success)
process: 3167 execstartpre=/usr/sbin/sshd -t (code=exited, status=0/success)
main pid: 3179 (sshd)
tasks: 1 (limit: 4915)
memory: 1.0m
cpu: 7ms
cgroup: /system.slice/ssh.service
└─3179 /usr/sbin/sshd -d
mar 03 07:58:44 ubuntu systemd[1]: starting openbsd secure shell server...
mar 03 07:58:44 ubuntu systemd[1]: started openbsd secure shell server.
mar 03 07:58:44 ubuntu sshd[3179]: server listening on 0.0.0.0 port 22.
mar 03 07:58:44 ubuntu sshd[3179]: server listening on :: port 22.
root@ubuntu:/home/devops#
root@ubuntu:/home/devops# /etc/init.d/ssh restart
[ ok ] restarting ssh (via systemctl): ssh.service.
root@ubuntu:/home/devops#
从终端进行ssh连接
liumiaocn:~ liumiao$ ssh devops@192.168.31.19
devops@192.168.31.19's password:
welcome to ubuntu 17.10 (gnu/linux 4.13.0-21-generic x86_64)
* documentation: https://help.ubuntu.com
* management: https://landscape.canonical.com
* support: https://ubuntu.com/advantage
58 packages can be updated.
32 updates are security updates.
last login: sat mar 3 07:43:23 2018 from 192.168.31.242
devops@ubuntu:~$
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