INDEX

A

access levels of default users

43

automatic setup

36

 

3Com Network Supervisor

36

console port

36

 

C

cable 15

 

10/100/1000

24

pin-outs 69 CD-ROM 7 command line interface

management 39 console port 12 conventions

notice icons, About This Guide 6 text, About This Guide 6

cross-over configuration 24

D

default settings 16 users 43

E

expansion module 15

F

factory defaults 16

H

hardware features 10

I

installing the Switch 19

prerequisites 21 IP addressing

registered 50 IP configuration 31

L

LEDs 13

logging in as a default user 43

M

management methods 39 preparing for 32 setting up 29, 30

manual setup console port 33

MDI configuration 24 MDIX configuration 24

P

passwords

of default users 43 pin assignments

modem cable 70 null modem cable 69 RJ45 70

serial cable 69 pin-outs 69 ports

10/100/100 12 power socket 15 powering-up a Switch 3870 23 problem solving 45

communication problems 49 hardware problems 47

IP addressing 47 LEDs 46

R

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3Com 3CR17451-91, 3CR17450-91 manual Index