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GS700AT Smart Switch Software Administration Manual
7-16 Monitoring the Switch
v1.0, October 2008
The RMON History Table screen contains the following fields:
History Entry
• History Entry No. – Select the entry number for the History Control Table screen.
• Owner – Displays the RMON station or user that requested the RMON information. The
field range is 0-20 characters.
History Table
• Sample No. – Displays the sample number from which the statistics were taken.
• Drop Events – Displays the number of dropped events that have occurred on the interface
since the device was last refreshed.
• Received Bytes – Displays the number of octets received on the interface since the device
was last refreshed. This number includes bad packets and FCS octets, but excludes
framing bits.
• Received Packets – Displays the number of packets received on the interface since the
device was last refreshed, including bad packets, Multicast, and Broadcast packets.
• Broadcast Packets – Displays the number of good Broadcast packets received on the
interface since the device was last refreshed. This number does not include Multicast
packets.
• Multicast Packets – Displays the number of good Multicast packets received on the
interface since the device was last refreshed.
• CRC Errors – Displays the number of CRC and Align errors that have occurred on the
interface since the device was last refreshed.
• 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.