AL
One of these alarm conditions is present: no receive
signal, loss of frame signal from the remote station, or
out of service signal from the remote station. This LED
is off during normal operation.
CD
The internal DSU/CSU in the WAN interface card is
communicating with another DSU/CSU.
Related Information
Understanding the 1−Port 4−Wire 56/64 Kpbs CSU/DSU WAN Interface Card
(WIC−1DSU−56K4)
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Technical Support − Cisco Systems
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Updated: Jun 26, 2005
Document ID: 46794
Cisco − WIC−1DSU−56K4 Cable Specifications
