What is bastion host? How do I configure bastion host under Linux? How do I create a firewall for a bastion host under any Linux distribution?
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Posts tagged as:
Linux
My users will only be checking mail, and I want to disable FTP access as well as shell access under CentOS Linux. How do I disable shell (SSH) and FTP access to a new or old user under Linux without deleting user account?
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I want to make changes to an iptables configuration. How to do I Save and Restore an iptables Configuration in Ubuntu Linux server?
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I‘ve installed few software using tar ball format under Linux or FreeBSD ports using make command. However, my system doesn’t recognize the installed command. I’ve to reboot the system or log out and log in again to use the same. How do I fix this problem?
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I‘m using dump command to backup file systems to tape and remote server. However, I’m not able to find any option that will allow me to exclude files or directories from backup. How do I force UNIX / Linux / FreeBSD dump command to exclude selected files (such as /var/cache or /usr/basejails) which I don’t want to backup?
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How do I a print line after matching /regex/ using awk under Linux / UNIX operating systems? I’d like print the line immediately after a line that matches /regex/ but not the line that matches itself.
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