tailieunhanh - ARRIS: Real-World Testing Accelerates Product Introduction

As a long-time supplier of IP network infrastructure to cable multiservice operators (MSOs) around the world, ARRIS has built a strong reputation for high-quality products that work as advertised. ARRIS provides operators of broadband local access networks with video, highspeed data, mobile and fixed-line telephony systems for the delivery of voice, video and data to residential and small-to-medium sized business customers. ARRIS is headquartered in Suwanee, Georgia, maintains R&D centers in Suwanee, Chicago, Cork, Ireland and Shenzhen, China, and operates support and sales offices throughout the world | CASE STUDY Overview As a long-time supplier of IP network infrastructure to cable multiservice operators MSOs around the world ARRIS has built a strong reputation for high-quality products that work as advertised. ARRIS provides operators of broadband local access networks with video highspeed data mobile and fixed-line telephony systems for the delivery of voice video and data to residential and small-to-medium sized business customers. ARRIS is headquartered in Suwanee Georgia maintains R D centers in Suwanee Chicago Cork Ireland and Shenzhen China and operates support and sales offices throughout the world. The market for fixed-mobile convergence FMC products will see rapid growth over the next few years as carriers and enterprises bridge the two worlds of IP and cellular telephony. In 2006 ARRIS was planning to develop new FMC platforms that integrate IP and GSM cellular telephone traffic to provide a seamless calling experience for residential users. With its new Mobility Application Server MAS ARRIS customers would be able to offer dual-mode wireless phones to their subscribers who would access an IP Wi-Fi network while at home and then roam automatically even during a call from the Wi-Fi network to a GSM cellular network as they left the house. Simulators vs. real-world networks The MAS was to be ARRIS first foray into products that interoperate with cellular networks so the company needed to identify the best way to ensure multi-vendor interoperability. According to Jay Bestermann senior manager of FMC Product Development at ARRIS the company considered using network test and simulation equipment as well as building an internal cellular network. The problem with test equipment is that you can configure the protocols and endpoints any way you want but it s subject to error and if you don t configure it properly your product may not interoperate properly says Bestermann. Also some systems don t have real radios associated with them so they basically just .

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