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I'm new to Linux and my boss told me to remove ssh server as we don't need to provide the remote login and file transfer capabilities of SSH. How do I disable and remove OpenSSH server?
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HowTo: Install ssh In Linux

How do I install ssh under Linux operating systems?
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Extra Packages for Enterprise Linux (or EPEL) is a Fedora Special Interest Group that creates, maintains, and manages a high quality set of additional packages for Enterprise Linux, including, but not limited to, Red Hat Enterprise Linux (RHEL),CentOS and Scientific Linux (SL). How do I enable it under CentOS 6 or RHLE 6 server?
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CentOS / RHEL: yum Command Reinstall Package

I accidental deleted the configuration file stored in /etc/ directory and the latest backup were made yesterday. How do I resinstall the package using the yum command under RHEL / CentOS Linux server?
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How do I force yum command to disable certain packages from being installed using certain repos such as EPEL under RHEL or CentOS Linux 6.x server?
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When I run 'yum install package' or 'yum update' commands the yum command works normally until Running Transaction Test and hangs until the yum process is killed manually using the kill command. How do I fix this problem under CentOS Linux 5.x AMD64 running on HP server?
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I want to use my local machine as the X server over ssh. But when I try to run ssh -X -v user@server1.example.com to the remote machine, I get the following error:

debug1: Remote: No xauth program; cannot forward with spoofing

How do I fix this problem and use X over ssh?
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