4G Backhaul Network Strategies Monthly
One-year subscription includes 12 issues, corporate site license,
and access to analyst team for follow-up Q&A: US$1,495.00
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May 2010 issue:
Synchronization & Ethernet
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Historic Perspective on Synchronous Equipment
Figure 2: Synchronous Ethernet vs 1550 PTP
Figure 3: Other Possibilities for Clocks
Figure 4: Danger with GPS
Figure 5: Symmetricom's Reputation Over the Years
Figure 6: Symmetricom's Competitive Position in Ethernet Sync
Figure 7: Some Rebuttals to Connected Planet's Blog on Rev B
Figure 8: Potential Theory on Retrofitting CDMA Handsets for 3G Rev B
Figure 9: Recent Dialogic/Veraz Merger & Backhaul
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April 2010 issue:
Case Against an Overly Simplified Ethernet Approach
(updated May 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Realities of OAM
Figure 2: Further Elaboration on Lack of OAM
Figure 3: Switched Networks' Need for OAM
Figure 4: Wireless Carriers Are Not Going to Give Up Protection
Figure 5: Verizon Wireless & Protection
Figure 6: Verizon Apparent Threshold for a Fiber Cut
Figure 7: Problem with Using GPS at Towers for Ethernet Sync
Figure 8: Need for Routers from Ultimate Service Point of View
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March 2010 issue:
Less 4G and More 3G Backhaul than Originally Expected?
(updated May 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Apparent Reconsideration of 4G Penetration at Verizon Wireless
Figure 2: EVDO Rev B Revival?
Figure 3: Why May Verizon Have Second Thoughts on Apple's iPhone?
Figure 4: Backhaul is Least of Clearwire's Concerns
Figure 5: Pseudowire & Fiber
Figure 6: Closer Look at Microwave
Figure 7: A View on Copper Pretty Much Out of 4G Backhaul?
Figure 8: Tower Companies will Increasingly Become Bandwidth Providers
Figure 9: Big Reason for Verizon Using Alternative Carriers for Backhaul
Press Release
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February 2010 issue:
Is Turning Cheap/Simple Ethernet into Costly/Complex TDM Insane?
(updated May 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Case for Protection Being a Non-Issue
Figure 2: Case for Synchronization Being Unnecessary
Figure 3: Case for OAM&P Being Overkill
Figure 4: Vendors' Crazy Reaction to OAM&P
Figure 5: Old Bell-Head Mindset
Figure 6: Extension of Culture in Wireless Space
Figure 7: Data Folks Need to Run 4G Networks
Figure 8: Routers Not Really Required in 4G Backhaul
Figure 9: Public Network People Think of Routers Before Ethernet Switches
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January 2010 issue:
Migration to Ethernet
(updated May 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Challenges of Solving Synchronization Problem
Figure 2: Implementation of Synchronization
Figure 3: Ethernet & Rings
Figure 4: Usual Exaggeration by Some Vendors About Death of T1s/E1s
Figure 5: Why is there More Ethernet over Copper in Europe than in US?
Figure 6: False Historic Assumption that Backhaul is Asymmetric
Figure 7: Criticality of Getting Bandwidth off Backhaul Network ASAP
Figure 8: Potential for Backhaul Capacity Bubble Revisited
Figure 9: Fiber's Isolation Advantage
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December 2009 issue:
Is Alcatel-Lucent's DSL Phantom Mode a Game Changer for Copper in Backhaul?
(updated April 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Alcatel-Lucent's New DSL Phantom Mode
Figure 2: Ethernet over Copper for Backhaul
Figure 3: Possibly Keeping Voice on a Separate Path
Figure 4: Pseudowire
Figure 5: Telecom Pragmatics Evaluation of Another AlcaLu Product
Figure 6: AlcaLu's Plea to the Service Providers
Figure 7: Backhaul Bandwidth Grows Big Regardless of Wireless Technology
Figure 8: Could Backhaul Bubble Ever Happen?
Figure 9: Typical MSOs Backhaul Infrastructure
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November 2009 issue:
Wireless Backhaul in Minnesota
(updated April 2010)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Figure 1: Twin Cities & Verizon Wireless Backhaul
Figure 2: Verizon's Reason for Using Alternative Backhaul Carrier
Figure 3: TTMI's Network from Verizon Wireless Standpoint
Figure 4: Minnesota & TTMI
Figure 5: TTMI's Architecture
Figure 6: Cookie Cutter Style
Figure 7: Not Just About First Cost
Figure 8: Inherent Problems with Business Model
Figure 9: Cobbling Together of Fiber
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October 2009 issue:
Outlook for Hybrid Fiber/Microwave Backhaul Alternative Carriers
(updated 11-16-09)
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Opportunity for Hybrid Networks Exists, but Limited
Figure 1: Optical Rings Over Mesh in Backhaul Networks
Exhibit A: Hybrid Optical/Microwave Backhaul Providers at a Glance
Alternative Hybrid Fiber/Microwave Players
Figure 2: Video is Big Reason for 50-ms Switching Protection in Backhaul
Figure 3: Strategic Analysis of FiberTower
Figure 4: Strategic Analysis of Telecom Transport Management
Qwest & Level 3 in Wireless Backhaul
Figure 5: Wireless Backhaul can Lack Attractiveness for Stimulus Money
Figure 6: Strategic Analysis of Conterra Telecom Services
Figure 7: Strategic Analysis of Tower Cloud
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September 2009 issue:
Opportunities for FTTP Equipment in Backhaul
Authors: Samuel Greenholtz, John Griffin, Eric Lampland, Mark Lutkowitz, and David Gross
Table of Contents
Overview
Exhibit A: GPON vs Ring for Backhaul
Cannibalization of FTTP Including for Backhaul?
Market Position of US FTTP Gear Providers for Potential Backhaul Business
Focus on Calix and Enablence
Figure 1: Evaluation of Calix's FTTP RLEC Market Position
Figure 2: Evaluation of Enablence's FTTP RLEC Market Position
Figure 3: Evaluation of Adtran's FTTP RLEC Market Position
Figure 4: Evaluation of Occam's FTTP RLEC Market Position
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August 2009 issue:
Capacity Demands/Solutions at Verizon Wireless & AT&T Mobility
Authors: Samuel Greenholtz, Mark Lutkowitz, and David Gross
Table of Contents
Backhaul Definition Confusion
Mesh Networks in Wireless Access Portion
Figure 1: 4G Backhaul vs Mesh Architectures
The Big Two US Wireless Service Providers
Verizon Wireless
AT&T Mobility
Overview of Other Major US Wireless Carriers
Sprint Nextel
Figure 2: 4G Impact on AT&T Mobility Backhaul
Clearwire
T-Mobile
Cox Communications
Others
Exhibit A: Supplier Positions in US Wireless Backhaul Market
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