Monitoring the DSU
6-5
7610-A2-GB20-10
November 1997
Unit Status
Status is a branch of the ATI main menu. From Status, the System and Test
Status screen is available and has three sections:
Health and Status – Displays messages in priority order (highest to lowest).
Refer to
Health and Status Messages
,
Table 6-1.
Self-Test Results – Results of the Diagnostic test run on the device itself.
Refer to
Self-Test Results Messages
, Table 6-2.
Test Status – Currently active tests. Refer to
Test Status
Messages
,
Table 7-1.
Viewing Health and Status
To view Health and Status information, follow this menu selection sequence:
Main Menu
→
Status
→
System and Test Status
The following messages appear in the first column of the System and Test Status
screen. The highest priority Health and Status message also appears on all ATI
screens on the bottom right. The messages are listed from high to low priority in
Table 6-1.
Table 6-1.
Health and Status Messages (1 of 2)
Message
What Message Indicates
What To Do
Cross Pair
Detection
The DDS Receive (RX) and
Transmit (TX) pairs are
crossed on the network
interface. Alarm LED is on.
Reverse the RX and TX pair at the
punchdown block or other
termination point.
No Signal
hhh:mm:ss
1
No signal is being received.
Local DSU network problem.
The Alarm and NS LEDs are
on and Network Performance
Statistics are active.
1. Verify that the network cable is
securely attached at both ends.
2. Contact network provider.
Out of Service
hhh:mm:ss
1
DSU is receiving out of
service code from the
network for the remote unit.
The Alarm and OOS LEDs
are on and Network
Performance Statistics are
active.
1. Verify that the remote site is in
service.
2. Contact network provider.
1
hhh:mm:ss indicates the amount of time the condition has existed in hours, minutes,
and seconds. When the maximum time has been exceeded, 255:59:59+ appears.
