D-Link DES-3624 - Manual (Page 93)

Stackable NWay Ethernet Switch User’s Guide
Using the Console Interface 93
♦ Mac Rx Error The number of frames with received MAC Errors.
♦ Dropped Frames The number of frames which are dropped by this port since the last Switch reboot.
♦ Undersize Frames The number of frames detected that are less than the minimum permitted frame
size of 64 bytes and have a good CRC. Undersize frames usually indicate collision fragments, a normal
network occurrence.
♦ Total errors The sum of the CRC Error, Oversize, Bad Fragment, Jabber, Late Collision, Mac Rx
Error, Dropped Frames, and Undersize Frames counters.
♦ Collisions The number of times packets have collided on this port.
Port Packet Analysis Statistics
To access the fourth item on the Traffic Statistics menu, choose Port Packet Analysis Statistics. The
following table appears:
Figure 6-49. Packet Analysis Statistics table
Select the desired device in the Switch field, the desired port in the Port field, and the desired increment
setting in the Update Interval field: 5 sec, 15 sec, 30 sec, 1 min, or Suspend.
The statistic counters displayed are defined as follows:
♦ 64, 65-127, 128-255, 256-511, 512-1023, 1024-1536 The number of good frames of various length
ranges, both valid and invalid.