White Paper
06/27/02
TABLE OF CONTENTS
■ BCM567x/BCM569x
The LAN Switching Landscape................................................................................................................... 1
The Market Opportunity .......................................................................................................................... 1
Design Challenges.................................................................................................................................. 1
StrataXGS Gigabit Ethernet Architecture .................................................................................................. 2
Reduced Components ............................................................................................................................ 2
Interoperability with Broadcom StrataSwitch........................................................................................... 2
Quality of Service.................................................................................................................................... 3
HiGig™ Interface .................................................................................................................................... 3
Integrated Serializer/Deserializer (SerDes)............................................................................................. 3
StrataXGS Product Family .......................................................................................................................... 4
What to Build and How to Build It............................................................................................................... 7
Types of Systems ................................................................................................................................... 7
Interconnect Decisions............................................................................................................................ 9
Other System Design Decisions ............................................................................................................... 12
Fixed Systems ...................................................................................................................................... 12
Stackable Systems ............................................................................................................................... 12
Modular Chassis ................................................................................................................................... 12
Integrated Switch/Servers ..................................................................................................................... 13
Unmanaged Systems............................................................................................................................ 13
System differentiation ........................................................................................................................... 13
Build or Buy?......................................................................................................................................... 13
StrataXGS Features and Benefits in Depth.............................................................................................. 14
Expedited Time to Market ..................................................................................................................... 14
Broadcom Switch Application Programming Interface (API)................................................................. 14
Integrated Approach to Stacking........................................................................................................... 15
Resiliency/Redundancy at the Port Level ............................................................................................. 16
Performance ......................................................................................................................................... 16
Traffic Prioritization and Management .................................................................................................. 16
Layer 2 Features ................................................................................................................................... 17
Layer 3 Features ................................................................................................................................... 17
Security ................................................................................................................................................. 17
Integrated SerDes Interface .................................................................................................................. 18
Switch Development Kit and Evaluation System .................................................................................. 18
Sample System Configurations ................................................................................................................ 19
Summary and Conclusion ......................................................................................................................... 22
Document 567x_569x-WP100-R
Broadcom Corporation
Page iii