September 23, 2015 Linux General actsupp-r0cks 0
Install Open VPN RPM. Dependencies openssl lzo pkcs11-helper Download openvpn-<version>.rpm , And install using this command rpm -ivh openvpn-<version>.rpm It will create folder under /etc/openvpn and [...]
Networking Concepts, in RHEL 7 or CENTOS7.
Let's see the networking concepts, in RHEL 7 or CENTOS7. You should concentrate on these if servers upgrade: We usually edit the network configuration file in [...]
Symbolic link hack and its prevention in cPanel based servers.
Symbolic link: Just like we use shortcut in windows based operating system. Symbolic link (symlink or soft link) is a shortcut like file in linux operating [...]
DNS Configuration (Internal and External)
The following package must be installed : bind-9.8.2-0.17.rc1.el6_4.6.i686.rpm bind-chroot-9.8.2-0.17.rc1.el6_4.6.i686.rpm bind-utils-9.8.2-0.17.rc1.el6_4.6.i686.rpm bind-libs-9.8.2-0.17.rc1.el6_4.6.i686.rpm Install DNS: Install bind and bind-chroot package using bellow command rpm -ivh bind-9.8.2-0.17.rc1.el6_4.6.i686.rpm rpm [...]
Routers in a network discover remote networks in two ways Statically configured routes Dynamic routing protocols By default routers knows only the directly connected networks represented [...]
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 [...]
Linux – Creating a Partition Size Larger Than 2TB using Parted Command
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 * [...]