Todd Lammle's IOS Command Shortcuts for Cisco CCNA 200-301 : Cisco IOS Command Secrets
The Todd Lammle IOS Commands Secret book was the best selling CCNA book on the market. This new book covers the new CCNA200-301 commands used on the actual examsBasic configurations on Routers and SwitchesRouting Protocols (OSPF, EIGRP, eBGP, RIP)Switching (VLANs, STPs, VTPs) Redundancy (HSRP, EtherChannel)Security (ACL, Security Switching, VPN), etc.