On March 10, 1876, Alexander Graham Bell made the first successful telephone call. As with many things, the test was purely accidental. Graham spilled acid on his leg, and Watson, his assistant, heard his call for help through the telephone. So, what has changed over the last 129 years? It would be easier to discuss what hasn’t...

Internet Protocol version 6 (IPv6) is the next version of the protocol that is used for communication among devices of all types on the Internet. IPv6 has been in existence for many years, but recently the deployment of IPv6 has accelerated greatly in the enterprise. IPv6 has been under continuous development and is maturing as real-world...

In Building the MobileInternet, three leading mobility architects and implementers from Cisco present complete foundational knowledge about...

CCNP Security IPS 642-627 Official Cert Guide is a best-of-breed Cisco exam study guide that focuses specifically on the objectives for the CCNP Security IPS exam. Senior security engineers David Burns,...

This book is designed to help you prepare for the Cisco VPN certification exam. The VPN exam is one in a series of exams required for the Cisco Certified Network Professional - Security (CCNP - Security) certification. This exam focuses on the application of security principles with regard to Cisco IOS routers,...

CCNP Security FIREWALL 642-617 Official Cert Guide is a best of breed Cisco exam study guide that focuses specifically on the objectives for the CCNP Security FIREWALL exam. Senior security consultants and instructors David Hucaby, Dave Garneau, and Anthony Sequeira share preparation hints and test-taking tips,...

This book, Cisco Unity Connection, by Dave Schulz, hits the bull’s-eye of its intended topic: Cisco Unity Connection. This book zeroes in on the target with clarity and depth. Anyone that uses or considers using the Cisco Unity Connection product needs a copy of this book to read when planning a deployment, administering the...

• Assists traditional telco engineers and technicians in designing, implementing, and supporting VoIP networks
• Provides a step-by-step approach to designing a VoIP network
• Outlines each VoIP...

Thousands of companies are replacing legacy ACD/TDM-based contact centers with pure IP-based unified contact center solutions. One of these...