Proxima ASA 7911 - Manual (Page 70)

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Serial Errors Statistics
This category displays the number of errors occurring in the serial
interface of the Serial Adapter during operation.
The Serial Adapter will record the number of framing errors that
occur when a character is received over the serial line without a
valid stop bit.
A parity error occurs when the parity check (i.e., even, odd, mark,
or space) failed for a received character.
An overrun error occurs when the serial chip’s receive buffer
overflows due to an excessive number of received characters.
Packetized Mode Statistics
This category displays the number of packets accepted and the
number of errors encountered by the Serial Adapter while operat-
ing in Packetized mode.
TCP/IP Statistics
This category displays information regarding the number of TCP
and UDP packets sent and received by the Serial Adapter and the
number of TCP connections opened and closed.
Radio Statistics
This category displays information about the packets sent and
received through the radio interface and the Serial Adapter’s
sychronization status with a RangeLAN2 Master.