Cabletron Systems NBR-420 사용자 설명서

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NBR-SERIES Installation Guide
Page 1-1
 
CHAPTER 1
INTRODUCTION
 
The Cabletron Systems NBR-SERIES of 
 
Network Bridge Routers 
(NBR-220, NBR-420, NBR-620)
 
 provide bridging and routing solutions 
for Ethernet, token ring, FDDI, ATM, or wide area networks. The 
NBR-SERIES of standalone hubs consist of the following three models:
 
NBR-220
 
 – two Ethernet Port Interface Module (EPIM) ports
 
NBR-420 
 
– two EPIM ports, and two Bridge/Router Interface Module 
(BRIM) ports
 
NBR-620 
 
 
 
 
four EPIM ports, and two BRIM ports
 
Figure 1-1
The NBR-SERIES of Network Products
NOTE
 
This manual uses the term NBR to describe the NBR-220, 
NBR-420, and NBR-620 unless otherwise specified.
NBR-220
 
TWO PORT BRIDGE
 
WITH
 
LANVIEW
®
RECEIVE
TRANSMIT
COLLISION
STAND BY
PORT
B    A
PWR
CPU
COM
RESET
PORT B
PORT A
EPIM-A
PWR
EPIM-A
PWR
NBR-420
 
MULTI PORT BRIDGE ROUTER
 
WITH
 
LANVIEW
®
RECEIVE
TRANSMIT
COLLISION
STAND BY
PORT
B    A
PWR
CPU
COM 2
COM 1
DISPLAY RESET
PORT B
PORT A
PORT F
PORT E
EPIM-A
PWR
EPIM-A
PWR
NBR-620
 
MULTI PORT BRIDGE ROUTER
 
WITH
 
LANVIEW
®
RECEIVE
TRANSMIT
COLLISION
STAND BY
PORT
D   C    B   A
PWR
CPU
COM 2
COM 1
DISPLAY RESET
PORT D
PORT C
PORT B
PORT A
PORT F
PORT E
EPIM-A
PWR
EPIM-A
PWR
EPIM-A
PWR
EPIM-A
PWR
BRIM-A100
STY
LNK
XMT
RCV
LNK YEL STB  DSR  LNK
T1/FT1
TST RED SYN  CTS  TST
SYNC
BRIM-WT1
BRIM-A100
STY
LNK
XMT
RCV
1092_01
LNK YEL STB  DSR  LNK
T1/FT1
TST RED SYN  CTS  TST
SYNC
BRIM-WT1