ATM statistics
This page shows statistics from the gateway's low-level ATM protocol.
ATM layer statistics over the ADSL interface
ATM AAL5 layer statistics over the ADSL interface
Field
Description
In Octets
This is the number of octets received by the
interface.
Out Octets
The number of octets transmitted over the interface.
In Errors
The number of cells dropped due to uncorrectable
HEC errors.
In Unknown
The number of received cells discarded during cell
header validation, including cells with unrecognized
VPI/VCI values and cells with invalid cell header
patterns. If the gateway is set up to discard cells
with undefined PTI values, they are also counted
here.
In HEC Errors
This is the number of cells received with HEC errors
in ATM cell headers.
In Invalid VPI VCI
Errors
The number of cells received with an unregistered
VCC addresses.
In Port Not Enabled
Errors
The number of cells received on ports that have not
been enabled.
In PTI Errors
The number of cells received with a payload type
indicator (PTI) error in the ATM header.
In Idle Cells
This is the number of idle cells received.
In Circuit Type
Errors
The number of cells received with illegal circuit
types.
In OAM RM CRC
Errors
The number of OAM and RM cells received with cyclic
redundancy check (CRC) errors.
In GFC Errors
The number of cells received with non-zero GFCs.
第 6 頁，共 10 頁
U.S. Robotics Wireless MAXg ADSL Gateway User Guide
2005/7/4
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