Determining Hardware Status
Determining Operating Status
5-11
Table 5-12 lists the facility LEDs on the transceiver-based GE cards; each pair of LEDs indicates status for
its associated port.
SONET/SDH Card
The OC-192c/STM-64c card provides three equipment LEDs at the top of each card to indicate the current
status of the card and one facility LED to indicate the status of the port; see Figure 5-5.
Figure 5-5
LEDs on SONET/SDH Cards
Table 5-12
Facility LEDs on Transceiver-Based Gigabit Ethernet Cards
Label
Activity
Color
Description
ACT
On
Yellow
The link is transmitting or receiving frames.
Off
None
The link is not active.
LNK
On
Green
The link is up.
Off
None
The link is down.
