server port

How do I replace upstream “Location: http://server1.cyberciti.biz:8080/app/” http/301 response-header with “Location: http://www.cyberciti.biz/app/” in the response of the proxied server using nginx?

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How do I find out how many nfs clients are connected to NFS server running on Red Hat Enterprise Linux?

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I‘ve main domain configured at http://example.com and I’d like to use http://support.example.com with different files. How do I add subdomain support with Lighttpd web server under UNIX or Linux operating systems?

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How do I make wget work with Squid under UNIX or Linux operating systems?

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Q.I’m using MySQL 5 under Red Hat Enterprise Linux 5. How do I change default mysql server port (tcp port 3306) under Linux or UNIX operating systems?

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I am new CentOS/RHEL 5.x/6.x user. How do I open port 80 (Apache Web Server) under Red Hat / CentOS / Fedora Linux?

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How do I block an IP address or subnet under Linux operating system?

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