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Figure 7 in section 6.2 gives an overview of the total alarm handling of a probe. The
settings in the
Alarm setup
view are represented by the
Alarm Settings
box in this
figure.
Note that the probe alarm handling will also depend on the threshold template
settings defined by the user in the
Ethernet - Ethernet thresh.
,
ETR 290 - ETR
thresh.,
ETR 290 - PID thresh.
,
ETR 290 - Service thresh.
and
OTT –
Threshold
views.
Also note that only enabled alarms are shown in the alarm lists and forwarded as
SNMP traps. Enabling or disabling probe alarms does however not affect the alarms
presented by the VideoBridge Controller. Refer to appendix I for a description of the
probe versus VBC alarm handling.
The following alarm severity levels may be selected:
OK:
If enabled, the alarm will be present in the alarm list, colour green
Warning:
If enabled, the alarm will be present in the alarm list, colour yellow
Error:
If enabled, the alarm will be present in the alarm list, colour orange
Major:
If enabled, the alarm will be present in the alarm list, colour red
Fatal:
If enabled, the alarm will be present in the alarm list, colour black
The following alarms and events are configured:
ETH (Ethernet) alarms
No signal:
There has been no UDP packet for the
predefined period of time (default
1
sec)
Default: Enabled, severity
Major
FEC
packet
drop:
One or more RTP packets could not be
corrected by the FEC
Default: Enabled, severity
Error
RTP
packet
drop:
Number of RTP packet drops - only
available if RTP headers are present
Default: Enabled, severity
Error
RTP
duplicates
:
Number of RTP packets with identical
RTP counters
Default: Disabled, severity
Warning
RTP out of
order:
Number of RTP packets recevied out of
order
Default: Disabled, severity
Warning
CC skips:
Number of transport stream
discontinuities due to packet loss.
Note that the CC skips number does
not necessarily equal the number of
lost packets, as several consecutive
packets lost will be counted as one CC
Default: Disabled, severity
Warning
PROBE USERS' MANUAL VERSION 5.0
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