Dell PowerEdge C6145 - Manual (Page 21)

About Your System | 21
Figure 1-12. NIC Indicators (BMC Management Port)
1 speed indicator 2 link/activity indicator
NIC Status Indicator (Speed) Condition
Green Linking at 100 Mbps speed
Off Linking at 10 Mbps speed when the
link/activity LED is solid green;
no link when the link/activity LED is off
NIC Status Indicator (Link/Activity) Condition
Green LAN linking/Accessing
Off No link