3 rmon alarm – Planet Technology WGSD-8000 User Manual
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User’s Manual of WGSD-1022/WGSD-8000
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• Undersize Packets Displays the number of undersized packets (less than 64 octets) received on the
interface since the device was last refreshed
• Oversize Packets
Displays the number of oversized packets (over 1518 octets) received on the
interface since the device was last refreshed
• Fragments
Displays the number of fragments (packets with less than 64 octets, excluding
framing bits, but including FCS octets) received on the interface since the device
was last refreshed.
• Jabbers
Displays the total number of received packets that were longer than 1518 octets.
This number excludes frame bits, but includes FCS octets that had either a bad
Frame Check Sequence (FCS) with an integral number of octets (FCS Error) or a
bad FCS with a non-integral octet (Alignment Error) number. The field range to
detect jabbers is between 20 ms and 150 ms.
4.5.3 RMON Alarm
The RMON Alarm screen (see figure 4-19) contains fields for setting network alarms. Network alarms occur when a network
problem, or event, is detected. Rising and falling thresholds generate events.
Figure 4-19
RMON Alarm screen
The page contains the following fields: