A Guide to Ethernet Switch and PHY Chips, Fourth Edition
     
Table of Contents
       
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Preface
xvii
Executive Summary
xix
 
 
Chapter 1. Enterprise Networking
1
     What Is a LAN?
1
     Evolution of Ethernet LANs
1
     Cable Plants
3
     Ethernet Clients
3
     Ethernet Switches
4
          SMB Switches
4
          Desktop Switches
4
          Modular Switches
5
     Data Centers 
5
Chapter 2. Ethernet Technology
9
     Network Layers and IEEE 802 Standards
9
     Link Layers
11
     Ethernet Physical Layers
13
          Fast Ethernet
14
          Gigabit Ethernet
14
          10GbE Optical
15
          10GBase-LRM
15
          10GBase-CX4
16
          10GBase-T
16
          Backplane Ethernet Standards
17
     Physical-Layer Interfaces
17
     Optical Modules
18
     Related Protocols
20
          Spanning Tree and VLANs
20
          Link Aggregation
21
          Authentication
21
          QoS and DiffServ
22
          IP Routing and Multicast
22
          Network Management
23
          Power over Ethernet
24
     System Interfaces
24
          PCI
25
          PCI-X
25
          PCI-Express
25
Chapter 3.  High-Speed Design Issues
27
     Signal Integrity
27
          Crosstalk and EMI
28
          Channel Effects: ISI and Reflections
28
          Impairments on Fiber
29
          Jitter
30
     PCB and Connectors
30
     Signal Conditioning
31
          Coding
31
          Equalization
32
     Clock and Data Recovery
33
     Semiconductor Technologies
34
Chapter 4.  Gigabit and 10G Ethernet Chips
37
      Switch Chips
37
          Common Characteristics
37
          Performance
39
          System Design
40
          Software Considerations
40
      GbE-over-Copper PHYs
41
          Common Characteristics
41
          Performance
42
      10Gbps Ethernet PHYs
43
          Optical Module Architecture
43
          Optical PHY Architecture and Common Characteristics
44
          Copper PHY Architecture and Common Characteristics
45
          Performance
47
Chapter 5.  Trends and Market Outlook
49
      Technology Trends
49
          Switch Chips
49
          GbE PHY Chips
51
          10GBase-T PHY Chips
51
          10G Optical PHY Chips
52
      Emerging Technologies
53
      Market Trends
54
          Blade Servers
54
          Ethernet Backplanes for Embedded Applications
55
          GbE Adoption
55
          10GbE Adoption
56
          Copper vs. Fiber
57
          Merchant Switch Chips
58
          Fabric Convergence
59
      Market Size and Outlook
59
      Market Share
60
Chapter 6.  Broadcom
63
      Company Background
63
      Enterprise Switch Chips
64
          Key Features
64
          System Design
66
      SMB Switch Chips
68
      10G PHYs
70
          Optical Transceivers
70
          Backplane KR Transceivers
71
      Power over Ethernet
71
      GbE-over-Copper PHYs
72
      Conclusions
74
Chapter 7.  LSI
77
      Company Background
77
      GbE Switch Chips
78
      GbE-over-Copper PHYs
80
      Conclusions
81
Chapter 8.  Marvell
83
      Company Background
83
      GbE Switch Chips
84
          Key Features
84
          System Design
86
      GbE-over-Copper PHYs
86
      Product Roadmap
88
      Conclusions
89
Chapter 9.  Realtek
91
      Company Background
91
      GbE Switch Chips
91
      GbE-over-Copper PHYs
92
      Conclusions
93
Chapter 10.  Vitesse
95
      Company Background
95
      GbE Switch Chips
96
          Key Features
96
          System Design
98
      GbE-over-Copper PHYs
99
      10G PHYs
100
      Product Roadmap
101
      Conclusions
102
Chapter 11.  Other Switch Vendors
105
      Dune
105
           Company Background
105
           Product Overview
106
           Conclusions
107
      Fujitsu
108
           Company Background
108
           Product Overview
108
           Conclusions
110
      Fulcrum
110
           Company Background
110
           Product Overview
111
           Product Roadmap
112
           Conclusions
112
      Greenfield
113
      SwitchCore
114
           Company Background
114
           Product Overview
115
           Conclusions
116
     Other Vendors
117
Chapter 12.  10Gbps PHY Vendors
119
      Aeluros
120
           Company Background
120
           Product Overview
120
           Product Roadmap
123
           Conclusions
123
      AMCC
123
           Company Background
123
           Product Overview
124
           Conclusions
127
      ClariPhy
127
      Phyworks
128
      Scintera
129
           Company Background
129
           Product Overview
129
           Conclusions
130
      Solarflare
130
           Company Background
130
           Product Overview
131
           Conclusions
132
      Teranetics
133
           Company Background
133
           Product Overview
133
           Conclusions
134
      Other Vendors
135
Chapter 13.  Power over Ethernet
137
      Technology Overview
137
      What is a Power Controller for PSE?
140
      What is a Power Controller for PD?
141
      Power-Controller Products
142
           Microsemi
142
           Broadcom
143
           Texas Instruments
144
           Linear Technology
144
           Maxim
145
           Akros
146
           Silicon Labs
146
           Other Vendors
147
      Conclusions
147
Chapter 14.  Switch and PHY Comparisons
149
      Comparing GbE and 10GbE Switch Chips
149
           10GbE Switch Chips
149
           GbE Switch Chips with 10GbE Uplinks
151
           GbE Smart-Switch Chips
153
      Comparing GbE PHYs
156
           Quad-and Octal-Port GbE PHYs
156
           Single-Port GbE PHYs
158
      Comparing 10Gbps PHYs
159
           10Gbps SR Optical Transceivers
159
           10Gbps EDC PHYs
161
           10GBase-KR Transceivers
162
           10GBase-T Copper PHYs
163
      Conclusions
163
Chapter 15.  Conclusions
167
      Market Directions
167
      Vendor Outlook
168
   

Appendix: Further Reading

173
Index
175
 
List of Figures
List of Tables

 

 

 

       
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