PM8621-BI PMC-Sierra, Inc., PM8621-BI Datasheet - Page 32

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PM8621-BI

Manufacturer Part Number
PM8621-BI
Description
Driver, NSE/SBS Narrowband Chipset Driver
Manufacturer
PMC-Sierra, Inc.
Datasheet
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2021248, Issue 1
Figure 9: UPSR Protection - 2-fiber
Figure 10: Stage-1 Narrowband Switch Fabric: 32 SBSLITEs, 1 NSE-20G for Working Fabric
and 1 for Protect Fabric
NE = network element
NE1
NE4
SBS-lite #14
SBS-lite #15
UPSR
SBS-lite #0
SBS-lite #1
SBS-lite #2
NE2
NE3
protect LVDS
working LVDS
Add
Traffic
Outer
Loop
Traffic
Inner
Loop
Traffic
NE1
NE3
UPSR Protected Traffic Drop
UPSR Protected Traffic Add
(WORKING)
Working Fabric
(PROTECT)
Protect Fabric
NSE-20G
NSE-20G
Outer Loop
Inner Loop
Ingress
Ingress
Ingress
SBS
SBS
SBS
Narrowband Chipset Device Driver Manual
Outer Loop
Inner Loop
SBS-lite #16
SBS-lite #17
SBS-lite #18
SBS-lite #30
SBS-lite #31
Egress
Egress
Egress
SBS
SBS
SBS
Narrowband Chipset Overview
Traffic
Traffic
Traffic
Outer
Inner
Loop
Loop
Drop
32

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