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2 INDEX
E
environmental operating ranges B-1
F
factory defaults, restoring port configuration A-14
fax service (3ComFacts) C-2
firmware image, updating A-15
flow control 1-2, A-10
flow control, auto-negotiation 1-3
forced link 1-3, A-8
frames
aging
1-4
pause 1-2
front panel 2-2
full redundancy for Advanced RPS 2-10
full resilience 2-10
full-duplex operation 1-2
fuse B-1
G
GBIC (gigabit interface connector) modules 1-2, 2-7
cabling 2-7
connections 3-2
connector types 2-7
installation 2-8
GBIC port 2-3
Gigabit Ethernet
maximum cable lengths
3-1
technology, definition 1-1
uplink module 3-3
H
hub
connections
3-1
desktop placement 2-5
features and functions 1-4
front panel 2-2
indicators and LEDs 2-6
installation 2-3
rack mounting 2-3
rear panel 2-3
status A-12, A-13
hub operation LEDs 2-6
I
IEEE specifications
802.3x
1-2
802.3z 1-4
incoming flow control 1-2
indicators
at power on
2-5
descriptions 2-6
installation
GBIC module
2-8
hub desktop placement 2-5
hub rack mounting 2-3
J
jabber control 1-4
L
LED
descriptions
2-6
indicators 1-4
LINK LED 2-6
M
managed redundancy for Advanced RPS 2-10
maximum cable length 2-7
downlink connections 2-5
Gigabit Ethernet 3-1
maximum wattage, for UPS 2-11
media access control 1-4
N
network supplier support C-3
O
online technical services C-1
operating voltage requirements B-1
optional power systems 2-8
outgoing flow control 1-2
OVERTEMP LED 2-6
P
pause frames 1-2
PAUSE LED 2-6
physical dimensions B-1
port
access, round-robin
1-2, 1-4
disabling A-7
GBIC 2-3
reconfiguration A-5
asymmetric flow control A-10
restoring factory defaults A-14
Port Configuration menu A-6
PORT STATUS LEDs 2-6