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User Manual Managed Switches
120
The page includes a table with the following information:
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.
Broad-cast
The total number of good packets received that were directed to the
broadcast address.
Multi-cast
The total number of good packets received that were directed to a
multicast address.
CRC Error
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).
Under-size
The total number of packets received that were less than 64 octets.
Over-size
The total number of packets received that were longer than 1518 octets.
Frag.
The number of frames whose size is less than 64 octets received with
invalid CRC.
Jabb.
The number of frames whose size is larger than 64 octets received with
invalid CRC.
Coll.
The best estimate of the total number of collisions on this segment.
Utilization
The best estimate of the mean physical layer network utilization on this
interface during this sampling interval, in hundredths of a percent.
3.9.7 RMON Alarm Status
This page provides an overview of RMON Alarm entries. The page shows up to 99 entries from the
Alarm table, default being 20, selected through the
Entries per page
input field. When first visited,
the web page will show the first 20 entries from the beginning of the Statistics table. The first
displayed will be the one with the lowest ID found in the Statistics table. The
Start from Control