Specifications

46
ATI11 Display Diagnostic Information for the last modem connection
The ATI11 command displays the following diagnostic information for the last
modem connection. A value of NA will be displayed if that parameter is not
applicable for that connection.
Table 1. Diagnostic Information
Description Example Comments
Last Connection V.34 V.90/56K/V.34/V.32 - The last data
connection is successful. Failure -
The last data connection failed.
Initial Transmit 31200 The upload connection rate at the
Carrier Rate first negotiation.
Initial Receive Carrier Rate 31200 The download connection rate at
the first negotiation.
Final Transmit Carrier Rate 31200 The last upload connection rate.
Final Receive Carrier Rate 31200 The last download connection rate.
Protocol Negotiation Result V.42 Possible results are: V.42, MNP or
noEC
Data Compression Result V.42bis Possible results are: V.42bis,MNP5
or no Compression.
Estimated Noise Level 45 An average of the squared error
between the received constellation
point and the decision point.
Receive Signal Power Level 20 Receive signal (-dBm)
Transmit Signal Power Level 10 Transmit signal level ( dBm)
Round Trip Delay (msec) 60 Measured Round Trip Delay in ms
Near Echo Level (-dBm) 39 Measured Near Echo Level
Far Echo Level (-dBm) 60 Measured Far Echo Level