A table of information about each port. For
Cisco ports only the following Counters
are valid:
ciscoEsPortInFrames
ciscoEsPortOutFrames
ciscoEsPortInOctets
ciscoEsPortOutOctets
ciscoEsPortLongFrames
ciscoEsPortShortFrames
ciscoEsPortSWHandledFrames
ciscoEsPortInBufOverflows
ciscoEsPortOutBufOverflows
ciscoEsPortPktsInErrors
ciscoEsPortForwardedFrames
All other Counters will return 0 for such ports.