Cabletron Systems SmartSTACK ELH100 - Manual (Page 22)

4 Product Overview ELH100-12/24TX
Front Panel
Figure 1-1 shows the front panel of the Cabletron ELH100-24TX.
Table 1-1 defines the ELH100-12/24TX front panel components.
Figure 1-1. ELH100-24TX Front Panel
Table 1-1. Front Panel Components
Name Function
PWR LED Lights steady green to indicate power is supplied to the
hub. Off indicates no power is supplied to the hub.
SWITCH LED Lights steady green to indicate that the Switch/Media
Module is active. Flashing indicates that another
module in the stack is active. (If the active module fails,
you must remove it from the stack to initialize a backup
switch/media module located in another hub in the
stack.)
Segment LEDs
(10M, 100M) Activity: Flashing indicates traffic on the segment.
Collision: Flashing indicates that two or more devices
attempted to transmit data at the same time. (This is a
normal situation under Ethernet CSMA/CD.)
Port LEDs On indicates link; off indicates no link; and flashing
indicates that the port has been partitioned. Yellow
indicates a 10 Mbps connection; green indicates a 100
Mbps connection.
10Base-T/100Base-TX
RJ-45 ports Copper ports using RJ-45 port connectors. These
ports are wired MDI-X, except for the last port which
includes a selection switch for MDI-X or MDI
connection.
ELH100-24TX
X X X X X X X X X X X X