Category: GNU/Linux

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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Jan 02

Linux 102 Examination Modular Training Notes

Linux 102 Examination Modular Training Notes: Linux 102 Examination Modular Training Notes

Jan 02

A Hands on Guide

A Hands on Guide: A Hands on Guide

Jan 02

Linux Firewall Configuration

Linux Firewall Configuration: Linux Firewall Configuration

Jan 02

GNU Bash Reference Manual

GNU Bash Reference Manual: GNU Bash Reference Manual

Jan 02

GNU/Linux Advanced Administration

GNU/Linux Advanced Administration: GNU/Linux Advanced Administration

Jan 02

Guide to ARMLinux for Developers

Guide to ARMLinux for Developers: Guide to ARMLinux for Developers

Jan 02

Knowing Knoppix

Knowing Knoppix: Knowing Knoppix

Jan 02

Learning Debian GNU/Linux

Learning Debian GNU/Linux: Learning Debian GNU/Linux

Jan 02

Life with qmail

Life with qmail: Life with qmail

Jan 02

Linux 101 Examination Modular Training Notes

Linux 101 Examination Modular Training Notes: Linux 101 Examination Modular Training Notes

Jan 02

Guide to Installation and Usage

Guide to Installation and Usage: Guide to Installation and Usage

Jan 02

Beyond Linux from Scratch

Beyond Linux from Scratch: Beyond Linux from Scratch

Jan 02

Building Applications with the Linux Standard Base

Building Applications with the Linux Standard Base: Building Applications with the Linux Standard Base

Jan 02

CentOS Essentials

CentOS Essentials: CentOS Essentials

Jan 02

Cygwin User’s Guide

Cygwin User’s Guide: Cygwin User’s Guide

Jan 02

Debian GNU/Linux Desktop Survival Guide

Debian GNU/Linux Desktop Survival Guide: Debian GNU/Linux Desktop Survival Guide

Jan 02

Fedora Linux Essentials

Fedora Linux Essentials: Fedora Linux Essentials

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