Intel 220T Benutzerhandbuch
Add Additional
Modules
Modules
Bridge the 10Mbps and
100Mbps Segments
100Mbps Segments
Stack the Hubs
• The hub’s internal bridge is active by
default and bridges the 10Mbps and
100Mbps segments (collision domains).
100Mbps segments (collision domains).
• If you are bridging the 10Mbps and
100Mbps segments externally (for
example, through a 10/100 switch) be sure
to turn off the hub’s internal bridge.
example, through a 10/100 switch) be sure
to turn off the hub’s internal bridge.
• If you have a stack of hubs, any bridging
button on any hub in that stack will enable
or disable bridging for the entire stack.
or disable bridging for the entire stack.
• Unplug the hubs.
• Use an Intel Cascade Cable to connect the
hubs. Hubs can be stacked up to eight
high (mixed 12- or 24-port).
high (mixed 12- or 24-port).
• When properly connected, the entire stack
will act as a single repeater with two
segments (10Mbps and 100Mbps). The
top hub in a stack will be numbered hub 1.
segments (10Mbps and 100Mbps). The
top hub in a stack will be numbered hub 1.
Never daisy-chain hubs
running at 100Mbps with UTP
cable. Doing so violates the
IEEE 802.3u Fast Ethernet
standard for Class I hubs.
running at 100Mbps with UTP
cable. Doing so violates the
IEEE 802.3u Fast Ethernet
standard for Class I hubs.
• The 12-port 220T can accept additional
modules (refer to the User Guide).
• Use the modules to manage a stack,
connect to devices at full-duplex, or to
extend the network to another building
or beyond 100 meters.
extend the network to another building
or beyond 100 meters.
Optional Information
Colls 10Mbps
Colls 100Mbps
RPS
Power
Intel Express 220T
Stackable Hub
Stackable Hub
Bridged
Managed
Enable/Disable
Bridging
Bridging
Status
bridging
button
button
Esc
Management
with RMON
Module
Reset
Xmt Link
Rcv Coll
TX RX
Fiber Module
Change
duplex
Half-duplex
Full-duplex
Change
duplex
Ethernet Module
MDI
MDI-X
Auto-negotiate
Full-duplex
Half-duplex
Change
duplex
Auto-negotiate
100 Mbps
10 Mbps
Coll
or
Management Module for
Express Hubs.
Fiber Module for
Express Hubs.
Ethernet Module for
Express Hubs.
4
6
5
Input
100-120VAC/2.5A
200-240VAC/1.5A
47Hz-63Hz
100-120VAC/2.5A
200-240VAC/1.5A
47Hz-63Hz
Redundant Power Supply (RPS)
Input
100-120VAC/2.5A
200-240VAC/1.5A
47Hz-63Hz
100-120VAC/2.5A
200-240VAC/1.5A
47Hz-63Hz
Redundant Power Supply (RPS)
Hub 1
Hub 2
Intel Cascade Cable
(Product Code EE200CC)
(Product Code EE200CC)
Hub Defaults
Segment 1=10Mbps
Segment 2=100Mbps
Bridging=active
Segment 2=100Mbps
Bridging=active
The Bridged LED
lights when internal
bridging is active for
the hub or stack
lights when internal
bridging is active for
the hub or stack
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