“I have found this book to be a very useful classroom text, as well as a great Linux resource. It teaches Linux using a ground-up approach that gives students the chance to progress with their skills and grow into the Linux world. I have often pointed to this book when asked to recommend a solid...

To achieve CCNA Routing and Switching certification, you'll need to demonstrate a solid understanding of IP data networks, LAN switching technologies, IP addressing and routing technologies, network device security, WAN technologies, and more....