User`s guide

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Related CLI Commands
The CLI commands are the same as for other interfaces and are described in the PPP status
section. The command to obtain the status is:
pppstat <n>
where <n> is the interface number for the PPP interface assigned to the PSTN module and
is shown at the top of the web page.
Management – Network Status > Interfaces > Serial > Serial n
This page displays the current status and statistics of the selected Serial interface.
DTR
The current status of the Data Terminal Ready (DTR) signal.
Bytes Received
The number of bytes that have been received on the serial interface.
Rx Overruns
The number of receive overruns that have occurred on the serial interface. A receive
overrun occurs when there are not enough buffers to receive incoming data which results in
the received data being dropped.
Tx Underruns
The number of transmit underruns that have occurred on the serial interface. A transmit
underrun occurs when there is not enough data available when it is about to be transmitted.
Breaks Received
The number of times a break signal has been received.
Framing Errors Received
The number of framing errors that have been detected when receiving data on the serial
interface.
Parity Errors Received
The number of parity errors that have been detected when receiving data on the serial
interface.
Buffer Shortages
The number of times data that has been received on the serial interface has been dropped
because of a lack of system buffers.
Message Shortages
The number of times data that has been received on the serial interface has been dropped
because of a lack of system messages.
Related CLI Commands
Command
Instance
Parameter
Equivalent Web Parameter
at\mibs=asy.n n/a n/a Displays the statistics for serial interface n.
at\mibclr=asy.n n/a n/a Clears the statistics for serial interface n.