IP Communications/VoIP

All IP Communications/VoIP Articles

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1.
5 Questions with Cisco Systems' Telephony Expert Anne Smith
By Anne Smith
Jan 31, 2003
2.
A Cisco Telephony Architecture Evolution
By Stephanie Carhee
Sep 3, 2004
This chapter introduces the concept of ROI, and provides the background and reasoning behind Cisco's decision to migrate to an all-IP network.
3.
Basic IP Connectivity and Troubleshooting in Cisco Express Forwarding
By Nakia Stringfield, Stacia McKee, Russ White
Oct 26, 2007
4.
Basic IPsec VPN Topologies and Configurations
By James Henry Carmouche
Sep 29, 2006
In this chapter, you will review several common deployments of IPsec virtual private networks (VPNs).
5.
Best Practices for Deploying Secure Cisco IP Telephony Solutions
By Akhil Behl
Oct 31, 2012
A brief discussion of why it's important to secure IP Telephony Networks, how to go about it, and the actual deployment thereof.
6.
Border Gateway Protocol, Route Manipulation, and IP Multicast
By Anthony Bruno, Steve Jordan
Oct 26, 2007
7.
Building Resilient IP Networks: The Access Module
By Beng-Hui Ong, Kok-Keong Lee, Fung Lim
Jun 9, 2006
This chapter focuses on Ethernet switching technology, specifically Layer 2 network resiliency and how it should be built to provide a solid foundation for the Layer 3 network.
8.
CCNA ICND2 Exam Guide: Troubleshooting IP Routing
By Wendell Odom
Jul 10, 2008
This troubleshooting chapter explains ping and traceroute commands, the troubleshooting the packet forwarding process, and provides troubleshooting tools and tips.
9.
CCNA Portable Command Guide: IPv6
By Scott Empson
Jul 1, 2008
This chapter provides information and commands concerning a number of IPv6-related topics.
10.
CCNP BSCI Exam: Using OSPF Across Multiple Areas
By Clare Gough
Apr 25, 2003
11.
CCNP ISCW Exam Guide: GRE Tunneling over Ipsec
By Brian Morgan, Neil Lovering
Jun 24, 2008
This chapter talks about the use of GRE in an IPsec environment and how that relates to the CCNP ISCW exam.
12.
Cisco CallManager Express VoIP Call Processing Features
By Danelle Au, Baldwin Choi, Rajesh Haridas, Christina Hattingh, Ravi Koulagi, Mike Tasker, Lillian Xia
Jul 15, 2005
In this chapter, you'll read about some of the more popular Cisco CME phone and call processing features. You will see examples of how these features can be configured and combined to provide a rich and flexible set of functions. You will also see how to configure call transfer and forwarding functions in a variety of network scenarios.
13.
Cisco IP Telephony Flash Cards: Weighted Random Early Detection (WRED)
By Kevin Wallace
Nov 24, 2004
This chapter provides an overvew of Weighted Random Early Detection (WRED) for Cisco IP Telephony, including Question & Answer flash cards to help you prepare for the Cisco IP Telephony Exam.
14.
Cisco IP Telephony Security Framework
By Akhil Behl
Sep 21, 2012
This chapter examines the Cisco IP Telephony Security life cycle. It also shows how to develop an IP telephony security policy, evaluate cost versus risk, determine the level of security required for your IP Telephony network, and develop Cisco IP Telephony Security Framework.
15.
Cisco OSPF Route Redistribution
By William R. Parkhurst
Jul 5, 2002
Use this complete reference to Cisco OSPF commands next time your network needs route redistribution. Ten example scenarios clearly illustrate the purpose, syntax, and usage of each command.
16.
Cisco TelePresence Room Design
By Alan Glowacki, Kevin McMenamy, Roland Saville, Tim Szigeti
Jun 17, 2009
This chapter covers the spatial, aesthetic, environmental, and technical requirements for designing an ideal space for a Cisco Telepresence system.
17.
Cisco Unified Contact Center Enterprise Platform Deployment
By Gary Ford
Jul 27, 2011
18.
Cisco Unity: About Unified Messaging
By Todd Stone, Dustin Grant, Jeff Lindborg, Steve Olivier
Sep 17, 2004
Unified messaging is a wonderful utility for your users, but it can be a headache for administrators. This chapter discusses the challenges associated with unified messaging as a part of the voice data convergence paradigm for the messaging application layer.
19.
Classification and Marking for Cisco DQOS and QOS Exams
By Michael J. Cavanaugh, Wendell Odom
Sep 19, 2003
Brush up on your skills with this review of exam topics and objectives for the Cisco DQOS and QoS exams.
20.
Demystifying Convergence and VoIP
By Anne Smith
Aug 9, 2002
Convergence eliminates the need for duplicate hardware and special vendors. Learn how Voice over IP (VoIP) uses the Internet Protocol to deliver voice traffic over a converged network.

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