Dual-Attach Station (DAS)
This configuration gives you optional use of the optical bypass switch
(page 1-19) to prevent ring wrap if an FDDI circuit becomes non-opera-
tional.
1. Attach port ‘‘A’’ of the router to port ‘‘B’’ of an adjacent DAS.
2. Attach port ‘‘B’’ of the router to port ‘‘A’’ of another DAS.
...
...
Adjacent DAS
(router with FDDI)
HP router with
FDDI port
Adajacent DAS
(router with FDDI)
A
B
A
B
A
B
Figure D-1. Example of Dual-Attach Station Connections
F
D
D
I
C
a
b
le
A
tt
a
c
h
m
e
n
ts
D
FDDI Cable Attachment Configurations
Dual-Attach Station (DAS)
D-3
Summary of Contents for Series 200
Page 1: ...Installation Guide Series 200 Series 400 HP AdvanceStack Routers ...
Page 2: ...Installation Guide Hewlett Packard Series 200 Routers Hewlett Packard Series 400 Routers ...
Page 5: ...Installation Guide Preface 4 ...
Page 9: ...1 Installation and Initial Setup ...
Page 52: ...2 Features and General Hardware Operation ...
Page 71: ...3 Troubleshooting ...
Page 90: ...A Cables and Connectors ...
Page 111: ...B Modem Configuration ...
Page 114: ...C Specifications ...
Page 119: ...D FDDI Cable Attachment Configurations ...