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Displaying the Port RMON Window
Issue 5 October 2007 187
Scrolling within the Graph
To scroll within the graph, hold the left mouse button down while moving the mouse from the
graph in the direction you want to scroll. The graph scrolls in the selected direction.
Unfreezing the Graph
When zooming or scrolling within the graph, the display freezes and is not updated with the
current information. To reactivate the display, click anywhere in the graph. The graph display is
restored to normal, and the graph is reactivated.
Traffic Types
The bottom of the Port RMON window contains a list of various types of traffic. Each traffic type
has a checkbox next to it. Only traffic types whose checkboxes are checked are displayed in the
Port RMON graph.
The following table provides a list of the traffic types and their descriptions.
Table 64: Traffic Types
Field Description
Unicast Total number of good packets received that were directed to a unicast
address.
Multicast Total number of good packets directed to a multicast address.
Broadcast Total number of good packets directed to a broadcast address.
Total Total number of packets of valid frame length that were received on
the port.
CRC Errors Total number of Ethernet packets received at this port with FCS error
and Framing error. This indicates the number of corrupted packets
received.
Over Size Total number of Ethernet packets received at this port whose octet
count is more than the maximum standard packet length.
Fragments Total number of Ethernet packets received at this port whose octet
count is less than the minimum standard packet length.
Jabber Total number of Ethernet packets received at this port that are too long
and include CRC errors.
Collisions Total number of Ethernet collisions in which the port was involved.