How to Grep Multiples Lines and using Specific Keyword on Linux
grep is a command line text search utility originally written for Unix or linux. In linux you can grep multiple lines before or after matching the keywords. This examples has…
How to Configure Bind Chroot DNS Server on Linux CentOS 5.7 Server
In this post, i will guide you on how to configure Bind Chroot DNS server on Linux CentOS 5.7 Server. DNS is the Domain Name System that maintains a database…
Question : I am facing same problem during Zimbra 7.1.3 Mail Server Installation on Linux CentOS 5.7. What should ido to fix this ? Error message : Checking for port…
How to Install Bind Chroot DNS Server on Linux CentOS 5.7 Server
DNS is the Domain Name System that maintains a database that can help user’s computer to translate domain names such as www.ehowstuff.com to IP addresses such as 184.173.214.97. DNS on…
How to Open the File in Read Only Mode on Linux
Question : How to open a file on read only mode on linux? Answer : This command has been tested on Redhat Enterprise linux 6 (RHEL6) server. To open the…
How Display Logged in User Information and Terminal number on Linux Server
In this post i will show on how to display logged in user information and terminal number on Linux server. This post provides practical examples for future references. This steps…
How to Install Zimbra Collaboration Suite 7.1.3 Mail Server on Linux CentOS 5.7
In this post, i will share with you on how to install zimbra open source mail server on linux CentOS 5.7. According to wikipedia, Zimbra Collaboration Suite (ZCS) is a…
How to Remove iptables on Linux RHEL 5/CentOS 5 server
Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…
How to Install iptables on Linux RHEL 5/CentOS 5 server
Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…
How to Disable iptables on Linux CentOS 5.7 Server
Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…
How to Install sudo on Linux CentOS 5.7 Server
Sudo is a program or package for Unix or linux operating systems that allows users to run programs with the security privileges of another user. With sudo, linux system administrator…
How to Install man Pages Command on CentOS 5.7
Man pages are a common way to learn the commands that are on your system. The man command will give you all the details of a given command, including switches…