User guide

9033060 ELH100-12/24TX User Interface 49
Figure 3-19. Detailed Hub Statistics Screen
Hub 1 Statistics
=================
Statistic 10 Mb/s Segment 100 Mb/s Segment
------------- -------------- --------------
Readable Frames 433 763985
Readable Octets 86057 116973315
CRC Errors 0 6
Alignment Errors 0 1
Frames Too Long 0 0
Short Events 0 612
Runts 0 3
Collisions 2 425
Late Events 0 1
Data Rate Mismatch 0 0
Auto Partitions 0 1
Total Errors 0 620
<REFRESH STATISTICS> <AUTO-REFRESH STATISTICS> <RESET HUB STATISTICS>
<OVERVIEW SCREEN> <PREVIOUS HUB> <NEXT HUB>
Press <ENTER> to refresh this hub's statistics screen
Use <TAB> or cursor keys to move, <ENTER> to select
Field Description
Readable Frames Number of good frames passing through the hub.
Readable Octets Number of good octets passing through the hub.
CRC Errors Number of CRC errors detected by the hub.
Alignment Errors The number of mis-synchronized data packets detected by the hub.
Frames Too Long Number of times frame length has exceeded the maximum
allowable size (that is, 1518 bytes).
Short Events Number of short fragments.
Runts Number of fragments (that were too long to qualify as short events).
Collisions Number of simultaneous node transmissions detected by the hub.
Late Events
Number of frames where a collision occurred late in the transmission.
Data Rate
Mismatch
Number of frames for which the data rate does not match the local
frequency.
Auto Partitions Number of times the hub has automatically partitioned ports due to
jabber.
Total Errors Total number of errors, including FCS, Alignment, Frames Too
Long, Short Events, Late Events, Jabber, and Data Rate
Mismatches detected on the hub.
Refresh Statistics Refreshes the displayed statistics.
Auto-Refresh
Statistics
Refreshes statistics at the interval specified in Console
Configuration.
Reset Hub
Statistics
Resets the statistics counter for all items to zero.