Samuel Greenholtz
PrincipalTelecom Pragmatics
Sam Greenholtz is the Co-Founder and Principal of Telecom Pragmatics, Inc., a consulting and market research company specializing in the telecom market. He has expertise inc FTTx, optical networking, VoIP, ethernet and wireless technologies including WiMAX, 3G, CDMA and EV-DO. Prior to joining the consulting community, he was in the Planning and Engineering Group at Verizon for nearly 28 years. He is knowledgeable in OSS, signaling, and billing, CAPEX budgets, standards, RFP's, lab testing, and backbone and long haul networks. He currently serves on Board of Directors for companies and was also on several Technical Advisory Boards. He is a member of the IEEE, OSA and other business related groups. He has published documents and articles related to the telecom industry. He is frequently quoted in newspapers, magazines and industry publications. (This is me - Update Profile)
| 2003 - present | Principal Telecom Pragmatics |
|---|---|
| 2001 - 2003 | Senior Research Analyst Communications Industry Researchers, Inc. |
| 1974 - 2001 | Manager Verizon Communications Inc. |
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1. AT&T understands that it cannot afford to let its CAPEX slide very much. 2. It does not have the luxury of being able to delay a major project six months to a year. 3. If it does cut back in...
1. Why is the leap made in the source article that moving push-to-talk to CDMA means that Sprint is going after the consumer space in a big way for this service? 2. And even if that assumption was correct, why is there no questioning...
1. Most Ethernet over Copper (EoC) customers appear to be deploying somewhere between 2 to 45 megabits. 2. About 70 percent of Ethernet over fiber service is at 10 megabits. 3. EoC suppliers are increasingly mentioning...
1. XO Communications started with 10-meg Ethernet across its entire network. 2. In the past, the carrier just leased UNE-Ls in order to provide the service over fiber. 3. In shifting to EoC, XO’s up-sell...
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