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The Enhancing Cisco Security Solutions with Data Analytics (ECSS) training covers intermediate-level knowledge of Splunk, including its fundamentals, key components, and architecture so you can detect, investigate, and respond to security threats effectively. You’ll...

CVP Development and Scripting – Part 1 is part of the Cisco CCE/CVP suite of Contact Center suite. CVPDS-1 teaches each student to use the features of Call Studio to build self-service IVR applications for CVP VXML Server, and to pass data between CCE/ICM and CVP. St...

Learn about the changes to Cisco certifications with respect to voice and video, outlining dates, and deadlines that may affect your certification process.

Explore your options for phone, desktop, and large screen immersive teleconferencing with the specifications and capabilities for Cisco Collaboration products.

Rich Hummel discusses about Cisco's security solutions and how Cisco's acquisition of Sourcefire has changed the security landscape. Learn more here.

Gain insight into Cisco Unified Collaboration infrastructure solutions for using phone, instant messaging and videoconferencing systems to connect internal and external users.

Learn how virtual PortChannels (vPCs) manage multicast traffic.

Explore the ways in which network engineers design, implement, and troubleshoot Cisco Access Control Lists (ACLs), which is a topic that appears in the CCNA examination.

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.

This paper focuses on the packet delivery process when two devices are locally connected. Definitions are first, and then there is a detailed look at the actual process of exchanging data.