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Ethernet Statistics
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Model 3120 RAS Administrators’ Reference Guide
12 • Ethernet
Figure 68. Ethernet window
FCS Errors (dot3StatsFCSErrors)
The number of frames received that are an integral number of octets in length but do not pass the FCS check.
Single Collision Frames (dot3StatsSingleCollision Frames)
The number of successfully transmitted frames in which there was exactly one collision.
Multiple Collision Frames (dot3StatsMultipleCollisionFrames)
The number of successfully transmitted frames in which there was more than one collision.
SQE Test Errors (dot3StatsSQETestErrors)
The number of times that the SQE TEST ERROR message is generated by the PLS sublayer.
Deferred Transmissions (dot3StatsDeferredTransmissions)
The number of times in which the first transmission attempt is delayed because the medium is busy. This num-
ber does not include frames involved in collisions.
Late Collisions (dot3StatsLateCollisions)
The number of times that a collision is detected later than 512 bit-times into the transmission of a packet. Five
hundred and twelve bit-times corresponds to 51.2 microseconds on a 10 Mbps system.
Excessive Collisions (dot3StatsExcessiveCollisions)
The number of frames in which transmission failed due to excessive collisions.
Other Errors (dot3StatsInternalMacTransmitErrors)
The number of frames transmission on a fails due to an internal MAC sublayer transmit error.
Carrier Sense Errors (dot3StatsCarrierSenseErrors)
The number of times that the carrier sense condition was lost or never asserted when attempting to transmit a
frame on a particular interface.
Содержание 3120
Страница 8: ...Contents Model 3120 RAS Administrators Reference Guide 8...
Страница 12: ...About this guide Model 3120 RAS Administrators Reference Guide 12...
Страница 16: ...1 Introduction Model 3120 RAS Administrators Reference Guide 16 Saving HTTP HTML Object Changes...
Страница 21: ...21 Chapter 3 Import Export Chapter contents Introduction 22 Export Configuration 22 Import Configuration 24...
Страница 32: ...4 Alarms Model 3120 RAS Administrators Reference Guide 32 Modify Alarms Configuring alarm severity levels...
Страница 134: ...8 Dial Out Model 3120 RAS Administrators Reference Guide 134 An example section of dialout...
Страница 140: ...9 Callback Access Server Administrators Reference Guide 140 Dialout...
Страница 176: ...13 Filter IP Model 3120 RAS Administrators Reference Guide 176 An example of using a filter...
Страница 178: ...14 Frame Relay Model 3120 RAS Administrators Reference Guide 178 Congestion frameEnableCongestion 184...
Страница 226: ...17 MFR Version 2 Model 3120 RAS Administrators Reference Guide 226 MFR Version 2 Modify...
Страница 238: ...19 SNMP Model 3120 RAS Administrators Reference Guide 238 Out...
Страница 250: ...20 System Model 3120 RAS Administrators Reference Guide 250 System Packet Holding Message Blocks...
Страница 299: ...299 Chapter 24 About Chapter contents Introduction 300 Patton Electronics Company contact information 300...
Страница 304: ...25 License Model 3120 RAS Administrators Reference Guide 304 End User License Agreement...
Страница 309: ...309 Appendix B MIB trees Chapter contents Model 2960 MIB Tree Structure 310...