A trunk is a single physical connection that can carry multiple VLANs. Each frame that crosses the trunk has a VLAN identifier attached to it,…
Linux cheat sheet
Month: January 2019
Action Scripts There might be some situations when you need to perform additional actions when a container is started/stopped. You need OpenVZ action scripts to…
CentOS HDD S.M.A.R.T. shell script Create path exactly this path /var/prtg/scripts Install smartmontools yum install smartmontools Start the service service smartd start chkconfig smartd on…
Create “spooler.bat” and insert script below Script will check if spooler is running or not and will restart the service sc query spooler | find…
Installing OpenVZ on CentOS Server preparation $ sudo su Update the list of packages: # yum update -y Install ntp to be able to synchronize…
To enable SNMP on CentOS yum install net-snmp-utils -y yum install net-snmp -y mv /etc/snmp/snmpd.conf /etc/snmp/snmpd.conf.org vi /etc/snmp/snmpd.conf Add this line to snmpd.conf file rocommunity…
Fix “device eth* does not seem to be present” after migrating Virtual Server Check network: $ ifconfig lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6…
If you try to end process in Windows and getting error “Access denied”, you should try one of these commands. Open cmd.exe as administrator wmic…
Clear the APT cache to reclaim disk space used by the downloaded packages. Inspect APT cache configuration Check out the current APT cache configuration using…
Here is a simple trick that I used to restart my python script after unhandled exception. #!/usr/bin/python from subprocess import Popen import sys filename =…