Linux

Linux Administration Course Outline

1. Hardware and System Configuration
   • dmesg
   • /proc directory
   • kudzu
   • /dev directory
   • mknod
   • /etc/modprobe.conf
   • modprobe
   • firstboot
   • kickstart
   • /etc/sysconfig
2. Boot Loaders and Init
   • GRUB
   • Boot parameters
   • init
   • runlevels
   • /etc/inittab
   • /etc/rc.sysinit
   • /etc/rc#.d/
   • /etc/init.d/
   • chkconfig
   • xinetd
3. Syslog
   • facilities
   • priorities
   • remote logging
   • /etc/syslog.conf
   • log management
   • logrotate
   • logwatch
4. File Systems
   • Partitioning
   • File system creation
   • mounting
   • /etc/fstab
   • fuser, lsof
   • tune2fs
   • e2label
   • fsck
   • resizing file systems
   • swap
   • quotas
   • facls
5. LVM and RAID
   • lvm concepts
   • pvcreate
   • vgcreate
   • lvcreate
   • pvdisplay,vgdisplay,lvdisplay
   • extend and reduce
   • pvmove
   • vgchange,vgexport,vgimport
   • snapshot
   • raid concepts
   • mdadm
   • drbd
   • heartbeat
6. Networking
   • IPv4
   • TCP/IP
   • network interfaces
   • ifconfig
   • route
   • arp
   • /etc/sysconfig/network-scripts/
   • virtual interfaces
   • interface bonding
   • VLANs
   • IPv6
   • /etc/resolv.conf
   • /etc/hosts
   • dig,host,nslookup,ping
   • nmap
7. Network services
   • dhcp
   • dhclient
   • /etc/dhcpd.conf
   • ntp
   • cups
   • yum configuraton
   • yum repository
   • NFS
8. Remote administration
   • ssh
   • sshd
   • ssh -Y, ssh -L, ssh -A
   • VPN, xauth
   • VNC, rdesktop
9. Troubleshooting and Tuning