From ULSA "Chapter 8 -- Storage" Growing use of SSDs in addition to traditional spinning drives. Hybrid drives are now in the market (book is not up-to-date on this.) Tools: fdisk mkfs, mkdir, mount, smartctl, hdparm, fsck. Files such as /etc/fstab and /etc/mtab. RAID can be either implemented in hardware or software. Block and raw devices. Partitions. Logical storage schemes, such as LVM. Secure erase. ZFS, BTRFS. MBR and GPT schemes. From ULSA "Chapter 14 -- TCP/IP Networking" Overview of IP/ICMP/ARP/UDP/TCP. IPv4 versus IPv6. MAC addresses. IPv4 addresses. Ports. CIDR concept. NAT. Routing. DHCP. VPN concept. Firewalls via iptables. Tools: ifconfig, route, arp, netstat, ping, traceroute. From ULSA "Chapter 16 -- Networking hardware" Ethernet. PoE. Jumbo frames. Wireless. From MWS2008R2 "Chapter 6 -- Creating the Simple AD: The One-Domain, One-Location AD" Single domains. Windows Domain terminology. Forestry. SYSVOL. Redundant DC. OUs, accounts, GPOs. From MWS2008R2 "Chapter 7 -- Creating and Managing User Accounts" Local and domain accounts. The Administrator account. Groups. Profiles.