Red Hat Enterprise Linux 5 Administration Unleashed

586Red Hat Network Provisioning, Linux installationsRed Hat Network Provisioning, Linuxinstallations, 10REDIRECT target extension (IPTables), 497registering RHN, 79REJECT target extension (IPTables), 497relative directories, 104remote administration, starting/stopping, 69remote logins, securing via OpenSSHallowing connections, 355-356establishing SSH tunnels, 366logging connections, 366passphrase creation, 361-362port forwarding, 365-366remembering passphrases, 363remote system logins, 358-359remotely executing commands, 359retaining server authentication keys afterreinstalling, 356-357secure file transfers, 359-361server configuration, 356-357X11 forwarding, 364remote SSH filesystems, kernel dump filelocations, 438removingdirectories, 105files from directories, 105logical volumes from volume groups, 177partitions, 171passwords, group management, 214physical volumes from volume groups, 174RPM software, 132snapshots, 179software, YUM, 92-95repo command (kickstart), 43reportingdisk performanceiostat command, 407-408sar command, 408-409filesystems, 403disk space usage, 404-406reporting open files, 406memory usage, 413-415network subsystems, 415-416open files, 406system processes, 410-411system processors, 412system reports, generating, 417-418requests (system), kernel, 432-433requirements (system), virtualization, 530-531rescue mode (system recovery), 235-236resizing partitions, 171restorecon command, 472restoringAMANDA from backup, 232files/folders, 101RHN (Red Hat Networks)Activation Key Administrator role, 81channel subscriptions, 82Channels view, 80Configuration Administrator role, 81Errata view, 80granting user access, 85Help view, 80individual system view, 82Locale Preferences view, 81logins, 80Monitoring Administrator role, 81navigating, 80-81Organization Administrator role, 81registration, 79Schedule view, 80software, installing, 83-85Subscription Management view, 81system groups, updates, 84-85Systems view, 80