Category: Unix/Linux

Feb 11

Misc. Random. Solaris Unix Commands

Solaris Unix To view the names of the cluster configurations, perform the command: grep METACLUSTER /var/sadm/system/admin/.clustertoc METACLUSTER=SUNWCXall METACLUSTER=SUNWCall METACLUSTER=SUNWCprog METACLUSTER=SUNWCuser METACLUSTER=SUNWCreq METACLUSTER=SUNWCrnet METACLUSTER=SUNWCmreq   Which cluster configuration has been installed on the system cat /var/sadm/system/admin/CLUSTER CLUSTER=SUNWCXall   Misc Run Level  install time commands init 0   ok boot cdrom -nowin   See install Log cat …

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Dec 24

TCP Wrappers in Linux/CentOS/Redhat/Fedora

yum info tcp_wrappers yum install tcp_wrappers-devel.x86_64 506 reboot 507 ifdown ens33 508 ifup ens33 509 yum install tcp_wrappers-devel.x86_64 510 yum -y install tcp_wrappers-devel.x86_64 511 ls /var/ftp/pub/Packages/ 512 ls /etc/yum.repos.d/local.repo 513 vim /etc/yum.repos.d/local.repo 514 systemctl status vsftpd 515 systemctl start vsftpd 516 systemctl enable vsftpd 517 yum -y install tcp_wrappers-devel.x86_64 518 cat /etc/hosts.allow 519 cat /etc/hosts.deny …

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Nov 22

Linux vs Unix

Posix: “a set of formal descriptions that provide a standard for the design of operating systems, especially ones that are compatible with Unix.”. Considering POSIX, Linux can be thought as Unix. Though Unix is copyrighted. Topic Unix Linux Is Complete Operating System? Yes,  everything comes from a single vendor Linux is kinda Kernel only then …

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Nov 14

Some Ubuntu Linux Commands used in AWS platform

Some Ubuntu Linux Commands used in AWS platform Some might be run by the parent commands This is kinda cleaned up from .bash_history (removed repeating and sensitive commands), still not perfectly cleaned up – so you will see lots of ls, cd, dir or similar   sudo apt-get update sudo apt-get tasksel install sudo apt-get …

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