Harmonic NSG 9116 Hardware Installation page 53

Troubleshooting
Alarm Message
Web client:
GbE X Management
buffer overflow
Control panel:
MNG buff ovrflw
Web client:
GbE X Management
port failed
Control panel:
MNG port fail
Web client:
GbE X MPEG buffer
overflow
Control panel:
MPEG buff ovrflw
Web client:
GbE X MPEG sync
loss
Control panel:
MPEG sync loss
Description
Management traffic on
the GbE port network
exceeds the port's
capacity.
This alarm is issued by
the GbE port in case it
failed to initialize its
management interface
during NSG power-up.
In this situation, the
GbE port is not capable
of handling any
management traffic,
including UDAD traffic.
MPEG data arriving at
the GbE port exceeds
the port's capacity
Indicates no valid
MPEG data found in the
GbE traffic.
Alarms for the NSG Unit
Solution
Check for sources of
excessive management
traffic.
The NSG must be
power-cycled again.
If the problem persists,
contact Customer
Support.
1. If the problem is
constant, the NSG is
over-subscribed.
Deprovision services
until the error clears.
2. If the alarm appears
momentarily, the source
material may be arriving
in bursts and
overflowing the port
during transmission
peaks.
Check the source. Check
the input cable and replace
if defective.
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