Make entries in .bash_profile alias SH=’cd /u01/app/siebel/siebsrvr’ alias GH=’cd /u01/app/siebel/gtwysrvr’

alias oggtrg=’export OGG_HOME=/u01/app/oracle/product/ogg_trg; cd /u01/app/oracle/product/ogg_trg’

mkdir /mnt/isomount -o loop V47133-01.iso /mnt/iso https://www.makeuseof.com/tag/extract-iso-files-linux/

sudo vi /etc/ssh/sshd_config # To allow multi-threaded transfer of files.MaxStartups 100# To prevent client timeout.ClientAliveInterval…

Yum update all yum updateinfo list security all yum –security update

sudo yum install httpd -ysudo apachectl startsudo systemctl enable httpdsudo apachectl configtestsudo bash -c ‘echo…

https://www.youtube.com/watch?v=ddRMrfxM3Egcat > /etc/named.conf //// named.conf//// Provided by Red Hat bind package to configure the ISC…

grep SwapTotal /proc/meminfodd if=/dev/zero of=/swapfile bs=2048 count=17408000dd if=/dev/zero of=/swapfile bs=2048 count=8704000df -hchmod 600 /swapfilesudo mkswap…

https://www.tecmint.com/reset-forgotten-root-password-in-centos-7-rhel-7/