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How to PROPERLY Open Port in RHEL/CentOS Linux

Examples to open port in linux RHEL/CentOS 7/8 Use netstat to check port status. centos open firewall port. how to open and close ports. check if port is open

By admin · 13 min read · Security

How to Compare Strings in Bash

How to compare strings in shell script in Linux and Unix. perform regex and pattern match or strings and sub strings. Learn about different comparison operator

By admin · 10 min read · Shell Scripting