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Industrial Managed
Ethernet Switch – EH9711
User Manual
Page
187
of
223
match. The
will use the last entry of the currently displayed entry as a basis for the next lookup. When the end is
reached the text "No more entries" is shown in the displayed table. Use the
button to start over.
Figure 3.33 Webpage to Monitor RMON History Overview
Table 3.27 Monitoring Descriptions of RMON History Overview
Click Auto-refresh
box to refresh the page automatically. Automatic refresh occurs every 3 seconds. Click
Refresh
button
to refresh the page immediately. Click
to update the table starting from the first entry in the History table, i.e.,
the entry with the lowest History Index and Sample Index. Click
to update the table, starting with the entry after the last
entry currently displayed.
3.5.3.3
RMON Alarm
Configure RMON Alarm table on this page. The entry index key is ID.
Label
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 value of sysUpTime at the start of the interval over which this sample was measured.
Drop
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, inclusive, but had either a bad Frame Check Sequence (FCS)
with an integral number of octets (FCS Error) or a bad FCS with a non-integral number of octets
(Alignment Error).
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.
Utilization
The best estimate of the mean physical layer network utilization on this interface during this
sampling interval, in hundredths of a percent.