Nortel Networks 5399 Access Switch Hardware Installation Guide
Chapter 3 ROMMo nitor Commands
3-24
stats
The stats command displays current network statistics gathered by the
ROM.Use stats along with the boot comman dto h elp isolate problems.
Table 3 -2 describes the network statistics displayedby the stats
command.The syntax is:
stats
The stats command display looks like this:
Table3-2. Network Statistics
(continuedon next page)
monitor:: stats
Ethernet Statistics
Frames Received: 398 Frames Sent: 3
CRC Errors: 0 Carrier Sense Losses: 0
Alignment Errors 0 Clear to Send Losses: 0
Resource Drops: 0 Collisions Detected: 0
Bus Wait Drops: 0 Excessive Collision Losses: 0
Bad Types/Lengths: 0
Statistic Description
Frames Received Thenumber of framesreceived.
CRC Errors Thenumber of CRCchecksum errors detected.
AlignmentErrors Thenumber of frames received which do not contain
enoughbits to fill the last byte.
ResourceDrops Thenumber of packets dropped because the ROM
codecould not buffer them quickly enough. The
ROMcode cannot always handle back-to-back
incomingpackets. The Remote Access Concentrator
acceptsthe first response it receives and drops all
others.Dropped packets are normal.