Routers Basics
ROUTERS: It is an internetworking component that connects networks at different geographical locations.It has Serial Port Auxillary Port Console Port AUI (Attachment Unit Interface) or Ethernet(which […]
ROUTERS: It is an internetworking component that connects networks at different geographical locations.It has Serial Port Auxillary Port Console Port AUI (Attachment Unit Interface) or Ethernet(which […]
What is a Network? A network is any collection of independent computers(devices) which are connected to one another to share files and peripherals such as printers, […]
Iperf was developed by NLANR/DAST as a modern alternative for measuring maximum TCP and UDP bandwidth performance. Iperf allows the tuning of various parameters and UDP […]
MySQLTuner is a script written in Perl that allows you to review a MySQL installation quickly and make adjustments to increase performance and stability. The current […]
Find Out Current Disk Size: fdisk -l /dev/sdb Disk /dev/sdb: 3000.6 GB, 3000592982016 bytes 255 heads, 63 sectors/track, 364801 cylinders Units = cylinders of 16065 * […]
The below script uses to add bulk IPs for the same gateway and subnet : Save IPs in a file like /opt/dummy.txt and run the script […]
To know the Hardware RAID controller and other information use the lspci command. lspci | grep -i raid O/P: 01:00.0 RAID bus controller: LSI Logic / […]
Imapcopy: There are many tools available for this mail to mail migration, here we are going to use “Imapcopy”, which I believe to be the best […]
Issues After restoring a VM from datastore or after cloning a centos VM on Vsphere, we see the following error during network restart “Device eth0 does […]
Background – No operation can be performed on an ESX host and you may see files are locked by other processes. Solution Determine which ESXi/ESX host […]