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User’s Manual of MGSW-MGSD Series
Figure 4-17-6:
RMON history overview page screenshot
The page includes the following fields:
Object
Description
History Index
Indicates the index of History control entry.
Sample Index
Indicates the index of the data entry associated with the control entry
Sample Start
The total number of events in which packets were dropped by the probe due to
lack of resources.
Drops
The total number of events in which packets were dropped by the probe due to
lack of resources.
Octets
The total number of octets of data (including those in bad packets) received on
the network.
Pkts
The total number of packets (including bad packets, broadcast packets, and
multicast packets) received.
Broadcast
The total number of good packets received that were directed to the broadcast
address.
Multicast
The total number of good packets received that were directed to a multicast
address.
CRCErrors
The total number of packets received that had a length (excluding framing bits,
but including FCS octets) of between 64 and 1518 octets.
Undersize
The total number of packets received that were less than 64 octets.
Oversize
The total number of packets received that were longer than 1518 octets.
Frag.
The number of frames which size is less than 64 octets received with invalid
CRC.
Jabb.
The number of frames which size is larger than 64 octets received with invalid
CRC.
Coll.
The best estimate of the total number of collisions on this Ethernet segment.
The best estimate of the mean physical layer network utilization on this interface
during this sampling interval, in hundredths of a percent.
Utilization
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