Allied Telesis fast ethernet 10/100 hubs manual Statistics Description

Page 31

 

AT-FH812u and AT-FH824u User’s Guide

 

Table 19 Port Statistics

 

 

Statistics

Description

 

 

 

 

Refresh Statistics

Refresh the displayed statistics.

 

 

Auto-Refresh Statistics

Refresh statistics at the interval specified in Console

 

Configuration.

 

 

Reset Counter

Reset the statistics counter for all items to zero.

 

 

Readable Frames

Number of good frames received.

 

 

Readable Octets

Number of good octets received.

 

 

CRC Errors

Number of CRC errors.

 

 

Alignment Errors

For 10Mbps ports, the counter records alignment errors (mis-

 

synchronized data packets). For 100Mbs ports, the counter

 

records the sum of alignment errors and code errors (frames

 

received with rxerror signal).

 

 

Frames Too Long

Number of times frame length has exceeded the maximum

 

allowable size (i.e., 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 this

 

device.

 

 

Late Events

Number of frames where a collision occurred late in the

 

transmission.

 

 

Data Rate Mismatches

Number of frames for which the data rate does not match the

 

local frequency.

 

 

Auto Partitions

Number of times this port has been automatically partitioned

 

due to jabber.

 

 

Total Errors

Total number of errors, including FCS, alignment,

 

FramesTooLong, ShortEvents, LateEvents, Jabber, and

 

DataRateMismatches detected on this device.

 

 

LSA Changes

Number of times the source address has changed.

 

 

Last Source Addr.

Last source address.

 

 

27

Image 31
Contents E R ’ S G U I D E Page Table of Contents Page AT-FH812u and AT-FH824u Software Connecting a Modem Required Connections for System ConfigurationConnecting a VT100 Terminal Making a Telnet Connection Connecting for an In-Band Network Configuring Your System with the Console Interface Main Menu, System Configuration Program Using the System Configuration ProgramStatistics Panels Menu DescriptionParameter Description Displaying System InformationPerforming Basic Configuration Resetting SystemLogging Off the System Parameters Description Changing Network ConfigurationAssigning Snmp Parameters Snmp Communities Parameters Access maximum of 20 charactersAccess Snmp CommunitiesIP Trap Manager Parameters IP Trap ManagersHub Selection Menu Hub ConfigurationHub ID Hub Configuration, Including Snmp Agent and Switch Module Hub Configuration MenuParameters Description Hub Switch ModuleSnmp Agent Configuring Port Parameters Link State Port Administration Status Control ParametersPort Backup Link Control Backup Link Control Parameters Defining Port BackupsDefinition of Port Security Control Parameters Configuring Port SecurityName Description Module, and this option is set to YES, then all 9 Rmon Rmon Configuration ParametersEnable/disable Rmon support for 100 Mbps segment Full Segment EnableDownloading System Software Using the Serial Port to Download via Out-of-Band Changing System Passwords Configuring Out-of-Band Console Displaying StatisticsDisplaying Repeater Statistics Displaying Hub Statistics Device CRC ErrorsDataRateMismatches detected on this device Port Statistics Port Selection Menu Displaying Port StatisticsStatistics Description AT-FH812u and AT-FH824u Software