Monitoring the DSU

Network LEDs

DM ± Data Mode:

ON ± DSU (DDS network interface) is sending or receiving data, or is in DMI condition

(all 1's being received).

OFF ± DDS network interface is receiving CMI codes.

OOS ± Out of Service:

ON ± The network has notified the DSU that the remote unit is out of service. Refer to Health and Status Messages, Table 6-1.

OOF ± Out of Frame:

ON ± DSU is detecting an out of frame condition. Refer to Health and Status Messages, Table 6-1.

NS ± No Signal:

ON ± DDS network interface detects no signal. Refer to Health and Status Messages, Table 6-1.

7610-A2-GB20-10

November 1997

6-3

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Image 40
Paradyne SNMP DSU, 7610 manual Network LEDs, DM ± Data Mode, OOS ± Out of Service, OOF ± Out of Frame, NS ± No Signal