D-Link DFE-2600 manual Displaying Port and Group Statistics, Master Hub Setup and Management

Displaying Port and Group Statistics

The hub stack collects network transmission statistics for each port, and each hub (group) in the stack. Statistics collected for segments are tabulated dif- ferently and are explained in the next section. You can choose which to view from the Statistics menu, accessible under the Network Monitoring menu.

DFE-2600 Stackable Hub - Network Monitoring : Statistics Menu

Segment Statistics

Group Statistics

Port Statistics

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The data categories provided for both port and group statistics are the same. They are:

♦Frames Too Long. This statistic counts frames longer than the 1518- byte (octet) limit set by the Ethernet standard. This problem is likely caused by software errors.

♦Very Long Events. This statistic counts events where a signal is re- ceived that is longer than the jabber lockup protection timer setting. A high count in this field may indicate noise on the line or a bad Ether- net interface.

♦Short Events. This statistic counts events where less than 10 bytes are received and the frame start delimiter is invalid, or where the start

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