# Команды Linux

Разрешение доступа для записи всех подкаталогов каталога work

<div class="entry-code" id="bkmrk-sudo-chmod--r-777-%2Fo"><table class="forum-code"><tbody><tr><td>```
sudo chmod -R 777 /opt/work
```

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</div>\#смена пароля root

<div class="entry-code" id="bkmrk-sudo-su---passwd-roo"><table class="forum-code"><tbody><tr><td>```
sudo su -
passwd root
```

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</div>  
  
\#версия линукс

<div class="entry-code" id="bkmrk-hostnamectl"><table class="forum-code"><tbody><tr><td>```
hostnamectl 
```

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</div>  
  
\#запуск MongoDB

<div class="entry-code" id="bkmrk-sudo-systemctl-start"><table class="forum-code"><tbody><tr><td>```
sudo systemctl start mongod
```

</td></tr></tbody></table>

</div>  
  
\#установка моста

<div class="entry-code" id="bkmrk-sudo-apt-get-install"><table class="forum-code"><tbody><tr><td>```
sudo apt-get install bridge-utils
```

</td></tr></tbody></table>

</div><div class="entry-code" id="bkmrk-sudo-apt-get-update-"><table class="forum-code"><tbody><tr><td>```
sudo apt-get update
sudo apt-get install qemu

sudo ./qemu-system-i386
```

</td></tr></tbody></table>

</div><div class="entry-code" id="bkmrk-ip-addr-ip-a-add-192"><table class="forum-code"><tbody><tr><td>```
ip addr
ip a add 192.168.1.200/24 dev eth0
ip a del 192.168.1.200/24 dev eth0
ip route add 192.168.1.0/24 dev eth0
```

</td></tr></tbody></table>

</div>```
sudo apt install qemu-guest-agent
```