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Course director Jim Thomas explains how our custom labs, which utilize external hosts, ISR routers, and DMZ, provide a real-world environment for students.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, explains the difference between Cisco's Call Manager Express & Call Manager.

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The DASA DevOps Professional: Enable and Scale certification is designed to provide the core education necessary to put DevOps into practice.

There are few (if any) networks in the world that do not implement NAT/PAT for IP version 4. IP version 6 will eliminate a lot of the need for NAT. Even though NAT is usually implemented as a firewalling function, it can be important on Cisco routers as well. From this, it is simple to conclude that understanding, designing, implementing, and troubleshooting NAT is a required skill for network engineers. The topic also appears in the CCNA examination in multiple questions and simulations.

Train your workforce easily and effectively with Cisco On-Demand Learning from Global Knowledge.

Gain the ITIL basics with ITIL Foundation training from Global Knowledge. Live classroom and Virtual Classrooms available. ITIL Training Courses.

Gain the skills & knowledge to implement, monitor, & maintain Microsoft Azure solutions. Manage Azure identities & governance Implement & manage storage.