Dell PowerEdge M820 Systems User Manual - Page 6

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Dell PowerEdge M820 Systems User Manual
Rev 1.00
• Downlink (server blade) does not support the link protocol of the port group to which it is
attached
• Uplink (remote peer) does not support the link protocol of the port group to which it is attached
The following drawing demonstrates link protocol mismatch conditions:
1.4

LED Behavior

The LED behavior is described in the following table:
Condition
Link down
6
Figure 2: Link Protocol Mismatch Examples
Table 3 - LED Behavior
Green LED
Amber LED
off
off
Description
This condition occurs in the following cases:
•
Server blade not present, powered down, or link is
inactive
•
Uplink port module not present
•
Uplink port cable not connected
•
One or both of the internal and/or external links is
down
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