Enterprise Recon 2.10.0
Master Server Console
Log in to the Master Server console and run all commands below as root.
Use the Master Server console only to perform described tasks. Using the Master Server console to perform tasks outside the scope of this guide may cause ER2 to fail.
Basic Commands
Check Master Server Version
To check your Master Server version and build number, run:
rpm -qa er2-master
This displays the installed Master Server package name, version, build number and architecture:
# Displays output in the format of
# <Master Server package name>-<version>-<build number>.<architecture>
er2-master-2.x.xx-xxxxxxxxxxxxxxx.el8.x86_64
Start, Stop and Restart the Master Server
To start your Master Server, run:
/etc/init.d/er2-master start
To stop your Master Server, run:
/etc/init.d/er2-master stop
To restart your Master Server, run:
/etc/init.d/er2-master restart
Start SSH Server
Secure SHell (SSH) access to the Master Server is disabled by default. To enable SSH access, run:
service sshd start
Check Free Disk Space
To check how much free disk space there is on your Master Server, run:
df -h
This displays information about disk usage on the Master Server's local disks, and on mounted file systems:
Filesystem Size Used Avail Use% Mounted on
/dev/dm-2 15G 1.8G 13G 13% /
tmpfs 246M 0 246M 0% /dev/shm
/dev/sda1 239M 54M 172M 24% /boot
Configure Network Interface
To change your network settings, you can launch the text-based user interface of the NetworkManager on your Master Server by running:
nmtui
Follow the on-screen instructions to configure your Master Server's network settings.
Log Out
To log out of your current session in the Master Server console, run:
logout
The Master Server will continue to run in the background.
Shut Down
To shut down the Master Server, run:
shutdown -h now
The shutdown command can also be run with these options:
| Command | Description |
|---|---|
| shutdown -h +<time> | Schedules the system to shut down in <time> number of minutes.
shutdown -h +1 shuts down the system in 1 minute.
|
| shutdown -h hh:mm | Schedules the system to shut down at hh:mm, where hh:mm is in a 24-hour clock format.
shutdown -h 13:30 shuts down the system at 1:30 pm.
|
| shutdown -h +<time> This is a shutdown message. | Schedules the system to shut down in <time> number of minutes, and sends the message: "This is a shutdown message" to all users, warning them of the impending shutdown.
shutdown -h +1 Shutting down in 1 minute shuts down the system in 1 minute and sends the message "Shutting down in 1 minute." to all users.
|
| shutdown -r now | Restarts the system. You can also run reboot to restart the system. The above scheduling parameters (For example: +<time> Shutdown message) also work with shutdown -r. |
Update
See Update ER2.