Create network communications software with a thorough understanding of the essential system-level design and implementation choices and how they affect the performance and maintainability of your embedded system. An examination of the OSI 7-layer model serves as a starting point for a logical partitioning of software functionality in a...

Assessment testing to focus and direct your studies In-depth coverage of official exam objectives Configuration practice with a Router Fundamentals...

TCP/IP is the backbone of the Internet and corporate networks and has become much more complex in the last decade. If you’re a networking professional, you need to take trouble-shooting to a new level to address this complexity–and adopt solutions...

Hardening is the process of protecting a system against unknown threats. System administrators harden against that which they think could be a threat. Administrators know the Internet is a hostile environment. Although they can't tell, for example, that a hacker will attempt to gain access to the SQL server next Tuesday, they can bet...

The Fundamental series from Cisco Press...