Chapter 8 Application
ENC User’s Guide
199
8.4.3 Viewing the Graph
This screen displays the accumulated network statistics on the selected port as a graph. After
selecting a port or an interface you wish to display, click Graph View on the Application > RMON
> History screen. Select the graph type and instances to display and click Start Polling. The
screen appears as shown next.
Fragments
This is the number of packets received/transmitted on the port or interface
because they were less than 64 octets long, and contained an invalid FCS,
including non-integral and integral lengths since the last sample time.
Jabbers
This is the number of packets received/transmitted on the port or interface
because they were longer than 1518 octets (non VLAN) or 1522 octets (VLAN)
and contained an invalid FCS, including alignment errors since the last sample
time.
Collisions
This is the number of packets for which transmission failed due to collisions since
the last sample time. Excessive collision is defined as the number of maximum
collisions before the retransmission count is reset.
Utilization (%)
This field displays the mean physical layer network utilization (in hundredths of a
percent) on this port or interface during this sampling interval.
Close
Click Close to exit the screen.
Table 88
RMON > History > Table View
LABEL
DESCRIPTION
Содержание ENTERPRISE NETWORK CENTER
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