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FDDI Concepts
US7070447-001, Rev 01
12-3
Draft Level—Hitachi Confidential
The FDDI Uplink module provides fiber optic connectivity between switched 10/
100 Ethernet networks and an FDDI backbone network.
Cable Connections
The FDDI Uplink provides two SC connector ports allowing for both a (Single
Attached Station) SAS and (Dual Attached Station) DAS configuration.
Figure 12-3. SAS cable connections
Figure 12-4. DAS cable connections
!
Caution:
Must be running software version 1.4.4 or later.
MMMMMBA
Dual Attached Concentrator
To FDDI Network SAS Cabling
SC
Port A
B
Downstream
FDDI
DAS
Device
DAS
HS 150
FDDI
DAS
Device
Upstream
A
A
A
B
B