OPS245: Difference between revisions

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Brainstorming:
Brainstorming:


* Mint for workstation, Debian for servers
*OS Install
* No Nested virtualization
** No Nested virtualization, all VMs in VirtualBox
* VirtualBox
** Mint for workstation
* Package management
** Debian dvd1 for server1
** dependencies
** Debian minimal CD for server2
** repo vs .deb
** Debian minimal CD in advanced mode for server 3
* Installing/removing/managing software
** Package management
*** repo and .deb
*** apt and dpkg
*** dependencies
*** extra repositories
** applications vs services, systemctl
** tar
*** decompress practice with sample tar files, one without a parent directory
**wget
**scp
* User management
* User management
** sudo, su, sudoers
** set root password on workstation only
** Add 3 users on every machine
*** add one of them to sudoers
*** the others can su
** File ownership practice
** File ownership practice
* mount, fstab
** scp
* LVM
* Storage management
** Create new LVs
** mount, fstab
** Add PVs
** which files/directories on which storage device
** Migrate VG to new PVs
** wreck root, reinstall. format root, use existing home
** Practice running out of space
** LVM
*Security
*** Create new LVs
**Access /root via external boot
*** Add PVs
*** Migrate VG to new PVs
*** Practice running out of space
* Networking
**Default virtual network with DHCP
**ip command
**netstat or ss
**New virtual network without DHCP
**static network config for workstation and servers
* Security
** Access /root via external boot
**brute-force ssh
**brute-force ssh
**password policies
**password policies
**ssh keys
**ssh keys
**sshd_config
**sshd_config
*yum, rpm
* Python
*install from source
 
*tar
[[Category:OPS245]]
*dhcp
*static network config
*systemd manage services
*scp
*

Revision as of 21:28, 9 September 2022

Brainstorming:

  • OS Install
    • No Nested virtualization, all VMs in VirtualBox
    • Mint for workstation
    • Debian dvd1 for server1
    • Debian minimal CD for server2
    • Debian minimal CD in advanced mode for server 3
  • Installing/removing/managing software
    • Package management
      • repo and .deb
      • apt and dpkg
      • dependencies
      • extra repositories
    • applications vs services, systemctl
    • tar
      • decompress practice with sample tar files, one without a parent directory
    • wget
    • scp
  • User management
    • sudo, su, sudoers
    • set root password on workstation only
    • Add 3 users on every machine
      • add one of them to sudoers
      • the others can su
    • File ownership practice
    • scp
  • Storage management
    • mount, fstab
    • which files/directories on which storage device
    • wreck root, reinstall. format root, use existing home
    • LVM
      • Create new LVs
      • Add PVs
      • Migrate VG to new PVs
      • Practice running out of space
  • Networking
    • Default virtual network with DHCP
    • ip command
    • netstat or ss
    • New virtual network without DHCP
    • static network config for workstation and servers
  • Security
    • Access /root via external boot
    • brute-force ssh
    • password policies
    • ssh keys
    • sshd_config
  • Python