data networks network voice over ip
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Transitioning From IP-over-LANE/ATM to IP/MPLS Networks
White Paper This paper addresses the limitations of IP-over-LANE/ATM networks and offers a viable IP/MPLS network alternative that supports voice, video, and data services. Ultimately, a Juniper Networks IP network reduces costs by having the same ASIC... [10 Jul 2008]
Deploying a World-Class Converged Network for Education
White Paper The University implemented a world-class, six-campus Nortel voice over IP and multimedia network that supports high-speed, high-quality voice, video and data on a single converged platform to underpin academic, research and administrative activities. [05 Jul 2008]
Configuring a Virtual Tunnel Interface With IP Security
White Paper With IPSec VTIs, users can provide highly secure connectivity for site-to-site VPNs and can be combined with Cisco AVVID (Architecture for Voice, Video and Integrated Data) to deliver converged voice, video, and data over IP networks. [03 Jul 2008]
Using Cisco Catalyst 3750-E Series Switches for Converged Applications
White Paper Applications such as IP telephony are becoming increasingly popular as a growing number of organizations realize the cost and productivity benefits achieved by the convergence of voice, video, and data networks. [03 Jul 2008]
Using Cisco IOS Zone-Based and Classic Firewall in High-Availability Network Environments
White Paper This is particularly true for businesses that rely on IP data networks to carry voice-over-IP data for packet telephony. Cisco IOS Firewall offers features that address stateful failover security requirements, but specific recommendations must be... [02 Jul 2008]
Mitigating Attacks in VoIP Environments
White Paper Wide-scale Voice over IP (VoIP) implementations based on Session Initiation Protocol (SIP) and H.323 are gaining traction and are starting to be heavily deployed in large enterprises. Service providers are deploying packet telephony technologies as... [01 Jul 2008]
A Guide to Securing Broadband Cable Networks: DOCSIS Security
White Paper Along with the need for quality-of-service (QoS) assurance, voice- and video-over-IP services must also be protected from eavesdropping and theft of service. In the near future, cable networks will carry low-latency voice and video signals with... [06 Jun 2008]
Traversing Firewalls and NATs With Voice and Video Over IP
White Paper Strategic advantages exist for organizations and enterprises when their voice, video, and data communications run over a single converged IP network infrastructure. Unfortunately, the ability to capitalize on IP communications systems has been... [03 Jun 2008]
Enterprise VoIP Security: Best Practices
White Paper The opportunity to migrate telephony and voice applications from TDM circuit-switched networks to IP packet-switched networks offers many advantages for enterprise network managers. The current state of Voice over IP (VoIP) technologies allows... [31 May 2008]
3Com Solutions: Assessing Your Network for Voice Readiness
White Paper Since 2005, when the balance tipped and more IP telephony systems were shipped than traditional Time-Division Multiplexed (TDM) phone systems, Voice over IP (VoIP) has become the technology of the present and the future. [09 May 2008]
VoIP Visibility, Management and Control (Podcast)
White Paper Voice over Internet Protocol, or VoIP, is fast becoming a key communication tool in the enterprise, as more legacy PBXs are converted to IP enabled voice over converged networks. As VoIP evolves to "unified communications" it incorporates data... [26 Apr 2008]
Deploying Cisco Catalyst 6500 Virtual Switching System 1440
White Paper As campus and data center networks add real-time collaboration with applications such as Voice Over IP (VoIP) and video, demand for bandwidth increases. This Webcast, which includes a complete implementation guide and an interactive Q&A, will... [14 Apr 2008]
Cisco Cable IP Solutions for High-Availability Networks
White Paper As operators converge critical services such as voice over IP (VoIP) to common network architectures, the requirements on the IP network become much more stringent (compared to requirements on best-effort data). [10 Apr 2008]
Optimizing Cellular Backhaul Networks With Optical Multiservice Platforms
White Paper Mobile carriers are incorporating more packet-based services than ever before to support emerging voice-over-IP (VoIP) and mobile data applications. As mobile users increasingly adopt IP-based music, video, and data services, cellular bandwidth... [03 Apr 2008]
Unilever Malaysia Enhances Productivity, Cuts Cost With Nortel Networks IP Telephony
White Paper The Nortel Networks solution delivered to Unilever Malaysia comprised the Succession Communication Server for Enterprise (CSE) 1000 - a server-based, full-featured IP PBX, providing the benefits of converged voice/data capability plus advanced... [02 Apr 2008]
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