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408 Viewing Statistics
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Received Packets
— The number of packets received during the sampling interval.
Broadcast Packets
— The number of good broadcast packets received during the sampling interval.
Multicast Packets
— The number of good multicast packets received during the sampling interval.
CRC Align Errors
— The number of packets received during the sampling session with a length
64-1,518 octets. However, the packets has a bad packet Check Sequence (FCS) with an integral
number of octets or a bad FCS with a non-integral number.
Undersize Packets
— The number of packets received less than 64 octets long during the sampling
session.
Oversize Packets
— The number of packets received more than 1,518 octets long during the
sampling session.
Fragments
— The number of packets received less than 64 octets long and had a FCS during the
sampling session.
Jabbers
— The number of packets received more than 1,518 octets long and had a FCS during the
sampling session.
Collisions
— Estimates the total number of packet collision that occurred during the sampling
session. Collision are detected when repeater ports detects two or more stations transmit
simultaneously.
Utilization
— Estimates the main physical layer network usage on an interface during the session
sampling. The value is reflected hundredths of percent.
Viewing Statistics for a Specific History Entry
1
Open the
RMON History Table
page.
2
Select an entry in the
History Entry No.
field.
The entry’s statistics are displayed in the RMON History Table.
Viewing RMON History Control Using the CLI Commands
The following table contains the CLI commands for viewing RMON history.
Table 9-6. RMON History Control CLI Commands
CLI Command Description
show rmon history index
{throughput | errors | other}
[period seconds]
Displays RMON Ethernet statistics history.