Export a directory with NFS v4
A major difference between NFS v4 and earlier versions is the ability to export a single directory in a way similar to an FTP or web server, such as exporting /shared.
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394 notes on Linux, tools and troubleshooting
Fedora 10 Release Schedule and Accepted Features
After releasing Fedora 9 on May 13, Fedora scheduled the Fedora 10 final release for November–December, with November 25 as the planned date…
Lock user after a set number of login attempts but also automatically unlock after 5 minutes
This article explains how to lock a user after a set number of login attempts using the pam_tally module in PAM.
Force users to change their passwords upon the first login
Linux can force users to change their passwords at their next login by locking the account, expiring the password, and unlocking the account.
Test the connectivity to server using netcat
Use netcat to test a connection by opening a socket on the server and connecting from a client on the network.
Diskdump report error messages when restart the diskdump service
After changing the diskdump configuration and restarting its service, errors may appear in /var/log/messages: diskdump: diskdumpctl: failed to add /dev/hdb! diskdump: a
Fix the following error; LVM error VG meta data inconsistent
Resolve LVM error VG meta data inconsistent by booting into rescue mode, restoring VG metadata, rescanning devices and groups, and activating the volume group.
Use IPv6 address be specified with scp, sftp and ssh
Use scp, sftp, and ssh with IPv6 addresses by enclosing the address in square brackets, as demonstrated with fe80::219:99ff:fe20:c251.