1)уровень ошибок контрольных сумм
2)не знаю много или мало но лучше чтоб их небыло))
сидел около часа
на скорости 28.8 ограничение провайдера
DPCM nominal tx power for phase 2 : -10.00 dBm
DPCM actual tx power for phase 2 : -16.00 dBm
Maximum DPCM tx power for phase 3 : -12.00 dBm
Maximum DPCM tx power measured at : Codec
Digital PAD loss : 0.00 dB
IMD value measured at phase 2 : 0005
DPCM tx power reduction for IMD : 0.00 dB
APCM receive power at Phase 2 : -23.93 dBm
APCM receive power at TRN1d :
APCM receive power at Data State : -13.85 dBm
----------------------------------------------------------------
DPCM Terminal tx power : -12.46 dBm
DPCM Codec tx power : -12.46 dBm
постараюсь снять лог с обрывом связи но за этот сеанс юыло пять ошибок в свойствах подключения

ZyXEL MODEMS PHYSICAL LAYER STATUS REPORT

Modulation mode = V.34
Tx Carrier = 1959 Hz Rx Carrier = 1959 Hz
Tx Baud Rate = 3429 Baud Rx Baud Rate = 3429 Baud
Tx Bit Rate = 28800 bps Rx Bit R
Tx Power = -16.00 dBm Rx Level = -54.06 dBm
Phase Jitter = 0.00 degree Frequency Offset = 0.02 Hz
SNR = 10.39 dB Round Trip Delay = 1.62 ms
Near End Echo = -14.89 dB Far End Echo = -70.76 dB
Nonlinear Encoder = ON Nonlinear Decoder = ON
Tx Shaping = Exp Rx Shaping = Min
Trellis Encoder = 16 state Convolutional Dec
Tx Filter Index = 3 Remote Tx Filter Index= 9
Tx Precoder Coefficients = 005E FFB8 FFDF 001A 000C FFFE
Remote Tx Precoder Coefficients = 0000 0000 0000 0000 0000 0000

ZyXEL MODEMS LINK STATUS REPORT

Chars Sent 2906293 Chars Received 9260167
Octets Sent 2555871 Octets Received 6849183
Blocks Sent 24339 Blocks Received 38199
Blocks Resent 7 Max Outstanding 8
Max Block Size 256 Retrains Requested 0
Link Duration 58 Retrains Granted 0
FRN Requested 0 FRN Granted 1
FCS Errors 74 Round Trip Delay 1
Xmitter Underrun 0 Receiver Overrun 0

Last Speed/Protocol T28800/R28800/ARQ/V.34/V44

Disconnect Reason ATH command

-0| = = = = = = H00:E89C H01:E91A
-2| = = = = = = = = = = = = = = = = = H02:E9A9 H03:E92E
-4| = = = = = = = = = = = = = = = = = = = H04:E961 H05:E927
-6| = = = = = = = = = = = = = = = = = = = H06:E921 H07:E8E4
-8| = = = = = = = = = = = = = = = = = = = = H08:E876 H09:E85F
-10| = = = = = = = = = = = = = = = = = = = = H10:E806 H11:E7E8
-12| = = = = = = = = = = = = = = = = = = = = = H12:E76B H13:E74D
-14| = = = = = = = = = = = = = = = = = = = = = H14:E748 H15:E739
-16| = = = = = = = = = = = = = = = = = = = = = H16:E72A H17:E68F
-18| = = = = = = = = = = = = = = = = = = = = =
-20| = = = = = = = = = = = = = = = = = = = = = H20E68
-22| = = = = = = = = = = = = = = = = = = = = = 0000 00E3 0000 011A 0000 00FC
-24| = = = = = = = = = = = = = = = = = = = = = 0113 0325 0000 034B 0000 0377
-26| = = = = = = = = = = = = = = = = = = = = = 000D 000F 000F 000E 0013 0013
-28| = = = = = = = = = = = = = = = = = = = = = AGC: 5.23 dB/0000 /0002
-30| = = = = = = = = = = = = = = = = = = = = = IMD: 0001 /0005
dB +-------------------------------------------- Echo Pwr: -20.03/ -17.84
F 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 3 L1 Power: -17.41/ -14.75
R 1 3 4 6 7 0 3 5 6 9 1 2 5 7 8 0 1 3 4 6 7 L2 Power: -23.41/ -20.76
E 5 0 5 0 5 5 5 0 5 5 0 5 5 0 5 0 5 0 5 0 5 S/N: 19.17
Q 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 S/E: -3.37 dB/ 0.66
OK

ZyXEL MODEMS V.9x CAPABILITY REPORT

Local Modem V.9x Capability = V.92 / APCM
Remote Modem V.9x Capability = None
Local Modem PSTN Connection = Analogue
Remote Modem PSTN Connection = Analogue
Local Modem Probing Report = V.34 / 2400
Remote Modem Probing Report = V.34 / 2400

OK
а имеет ли смысл настраивать? тоесть поможет ли это мне?