Rj-45 Ports - Allied Telesis AT-9900s Installation Manual

RJ-45 Ports

The 12-port RJ-45 expansion module, model AT-A62, features the following:
■
two rows of 6 RJ-45 ports
■ gigabit ports that support speeds of 10/100/1000 Mbps
■ status LEDs
■ two 16MByte DDR-SDRAM for packet buffering
■ cable fault detection and distance-to-fault diagnostics are available for RJ-45
Ethernet ports (see the Test Facility chapter in the Software Reference for the
switch)
Front view AT-A62
1 2 3
L/A L/A D/C D/C L/A L/A
The following LEDs report operations on AT-A62 expansion modules.
LED State
L/A Green
(Link Activity)
Green flashing
Amber
Amber flashing 10/100Mbps activity is occurring.
D/C Green
(Duplex/
Amber
Collision)
Amber flashing Collisions are occurring.
4 5 6 7 8
LINK 1000M ACT LINK 10/100M ACT
Description
A 1000Mbps link has been established.
1000Mbps activity is occurring.
A 10/100Mbps link has been established.
The port is operating in full duplex mode.
The port is operating in half duplex mode.
Installation Guide
9 10 11 12
D/C FULL DUP HALF DUP COL
9