Dell 7x0N manual Output Cells, Input Cells, Framing, Hdr-CRC, VPI-NoC, VCI-NoC, Drops, Congestn

NAME

adstat - Show ATM device driver statistics

SYNOPSIS

adstat [ -poa045d] device [ interval ]

DESCRIPTION

The adstat program displays Physical layer, ATM layer, ATM Adaptation Layer (AAL), and device-specific counters gathered by the ATM device driver.

The device argument is the name of the ATM device, for example fatm1. If inter- val is specified, adstat summarizes activity during each interval second period. Only a single layer may be selected when specifying an interval. The fields of adstat's display are as follows:

Output Cells

Number of cells transmitted by the ATM device driver.

Input Cells

Number of cells received by the ATM device driver.

Framing

Numbers of cells received with bad framing.

Hdr-CRC

Number of cells received with bad header CRC.

VPI-OOR

Number of cells received with out of range VPI.

VPI-NoC

Number of cells received for a disconnected VP.

VCI-OOR

Number of cells received with out of range VCI.

VCI-NoC

Number of cells received for a disconnected VC.

Drops

Number of cells dropped due to lack of buffer space or queue overflow.

Congestn

Number of AAL 5 CS-PDUs dropped due to cells lost or gained as a result of net- work congestion.

28 Dell PowerVault 7x0N Systems — Connecting to ATM and FDDI Networks