| Delivering voice services over EPON
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2007-04-10 |
| The use of CESoP over EPON enables voice services for residential and business applications. CESoP may be used to provide fractional, leased line or private T1/E1 service for business customers or Nx64kbps voice channels over POTS lines for residential customers. |
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VoIP security: Scenarios, challenges, and countermeasures (2
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2007-02-02 |
| This article discusses vulnerabilities, challenges and countermeasures in securing a VoIP network from the application right down to the hardware |
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| Integration, interoperability drive video phone success
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2006-12-27 |
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| Delivering low-cost, high-quality end-to-end VoIP services
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2006-12-13 |
| Delivering low-cost, high-quality VoIP services requires the ability to harness the IP network's efficiencies as well as a careful balance of intelligence between the handset and the network edge and core |
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| Want to know how VoIP works? Protocols, codecs, and more
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2006-07-28 |
| This article discusses the basics of packetisation, network latency and bandwidth, transport and media protocols, and speech and video codecs. |
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| Deploy VoIP at the source
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2006-07-11 |
| This article shows how to implement VoIP at the source |
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| Voice over IP -- The basics
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2006-06-21 |
| Voice over IP (VoIP) does not refer to a single service but encompasses an entire collection of services that can fill the phone service needs of many different residential and business customers |
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| Implement maximum security for VoIP apps
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2006-04-05 |
| Data-centric and time-consuming Internet security is insufficient to handle security threats looming in the background for VoIP. This article is a primer that discusses what exists, how to harness it and how to approach implementation—down to the microsecond |
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| RISC/DSP convergence meets VoWi-Fi requirements
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2006-01-16 |
| Embedded RISC processors with DSP capabilities add device functionalities with minimal impact on power. |
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| Designing low-cost VoIP videophones
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2005-11-01 |
| By coupling soft-DSP VoIP techniques with hardware-accelerated video encoding, video telephony can finally fulfill its mass-market potential |
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| Voice quality measurement: Understanding VoIP
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2005-10-03 |
| Network engineers need to understand call-quality measurement techniques to successfully diagnose and manage VoIP problems |
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| Power over Ethernet considerations for VoIP networks
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2005-09-26 |
| This article provides a list of design considerations ranging from latency and performance expectations to network security, which comes with developing VoIP networking equipment |
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| Power management silicon in PoE apps
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2005-04-18 |
| Power over Ethernet is a radical technology that is changing the way appliances are powered. Read on |
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| Audio requirements in digital telephony
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2005-03-01 |
| Digital telephony applications may boost the campaign for the VoIP market |
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| Tackling push-to-talk challenges in handsets
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2005-01-17 |
| As the available bandwidth for cellular devices increases with 2.5G and 3G wireless networks, the market potential for packet-based applications such as PoC is expected to develop rapidly. |
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