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Cisco MGX 8800/8900 Series Hardware Installation Guide
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006
Chapter2 Illustrated Card List for MGX Switches and the MGX 8880 Media Gateway
Back Cards
RJ45-FE
The RJ45-FE back card has an RJ-45 connector to attach to Category 5 UTP for 100BASE-TX, and a
media independent interface (MII) connector that permits connection through external transceivers to
multimode fiber for 100BASE-FX physical media. Figure 2-69 shows the RJ45-FE faceplate.
Figure 2-69 RJ45-FE Faceplate
1ENABLED LED
•Green—The back card is active.
•Off—The back card is not active.
4LINK LED—This LED is on when the RJ-45
port is active and the back card is receiving a
carrier signal from the network. When the MII
port is active, this LED indicates network
activity, and it flickers on and off at a rate that
reflects that activity.
2MII connector—Can be used with a variety of
transceivers to connect to different media
types.
5RJ45 LED—When lit, this LED indicates that
the RJ-45 connector has been enabled by the
software.
3MII LED—When lit, this LED indicates that
the MII connector has been enabled by the
software.
6RJ45 connector—Used for connection to
100BASE-T media.
84498
ENABLED
MII
RJ45
LINK
P
O
R
T
1
RJ45-FE
1
2
3
4
5
6