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Operation
Call Statistics Terminal Interface Screen
The terminal interface Call Statistics screen, shown below, displays statistics on the current or most
recent connection by the unit. If the unit is on-line when you display the screen, the statistics are
those for the current connection. If it isn't on-line, it displays the statistics of the most recently
completed connection. To dismiss the screen, press Enter.
Screen data reflects conditions at the moment you accessed the screen. To update the display,
dismiss the screen and then selecting it again from the Main Menu by pressing the Enter key.
Hit a <CR> to Continue:
Figure 3-5
Call Statistics Definitions
DTE Rate – the speed, in bps, of the data exchange between the unit and its DTE
DCE Tx Rate – the speed, in bps, at which the transmitter connected to the remote modem
DCE Rx Rate – the speed, in bps, at which the receiver connected to the remote modem
Call Length (Sec) – up to 65535 seconds. During a current call, displays duration at the time the
screen was accessed.
Retrain Count – number of times the unit had to perform a retrain sequence during the call (0 to 127)
Fallback Count – number of times the unit performed fallback to a lower connection speed during
the call (0 to 127)
Fall Forward Count – number of times the unit performed fall forward to a higher connection speed
during the call (0 to 127)
RX Signal Level – 0 to -48dBm
Signal-to-Noise Ratio – 0 to 40dB
Connect Protocol – protocol used to manage the connection, determined by the modems during
handshake. When this displays NONE the modem is off-line and the statistics being displayed are
from the last completed call.
Connect Mode – mode, Originate or Answer, in which local unit performed handshake to initiate
connection
3-44
DUAL SPECTRACOMM V.34
SLOT: 17
LINE: 1
LAST CALL STATISTICS
DTE RATE:
9600
DCE TX RATE:
00000
DCE RX RATE:
00000
CALL LENGTH (Sec)
00000
RETRAIN COUNT:
00
FALLBACK COUNT:
00
FALLFORWARD COUNT;
00
RX SIGNAL LEVEL(dBM)-00
SNR(dB)
00
CONNECT PROTOCOL:
NONE
CONNECT MODE:
ORG
Terminal Interface Call Statistics Screen
SpectraComm Dual V.34 Modem
Installation and Operation
Modem Main Menu
060R122-000
Issue 15
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