Помощь в настройке модема и связи

[igor_KKM]

Помогите в настройке модема, постоянный разрыв связи. SNR (dB) 40.4 даже очень хороший. Может Recv/Xmit Level (-dBm) 27.6/8.7 ПЛОХОЙ.
Телефон спаренный ,имеется круглая коробка с транзисторм при входе кабеля в квартиру.
Лог и настройка модема:
Configuration Profile...

Product type US/Canada Internal
Product ID: 00561001
Options V32bis,V.80,V.34+,V.90,V.92
Fax Options Class 1/Class 2.0
Line Options Caller ID, Distinctive Ring
Clock Freq 92.0Mhz
EPROM 256k
RAM 32k

FLASH date 9/22/2003
FLASH rev 5.22.70

DSP date 9/22/2003
DSP rev 5.22.70


U.S. Robotics 56K FAX INT Settings...

B0 E1 F1 L1 M1 Q0 V1 X4 Y0
BAUD=115200 PARITY=N WORDLEN=8
DIAL=TONE ON HOOK CID=0

&A3 &B1 &C1 &D2 &G0 &H1 &I0 &K1
&M4 &N0 &P1 &R2 &S0 &T5 &U0 &Y1

S00=000 S01=000 S02=043 S03=013 S04=010 S05=008 S06=004
S07=060 S08=002 S09=006 S10=014 S11=070 S12=050 S13=000
S15=000 S16=000 S18=000 S19=000 S21=010 S22=017 S23=019
S25=005 S27=000 S28=008 S29=020 S30=000 S31=128 S32=002
S33=000 S34=000 S35=000 S36=014 S38=000 S39=000 S40=001
S41=000 S42=010






PPP negotiation time : 0 sec
Authentication : PAP
Multilink framing : No
Downstream compression : VJ PFC ACFC (CCP failed, 733)
Upstream compression : VJ PFC ACFC
Downstream encryption : None
Upstream encryption : None
Connection speed : 40000 bps
Bytes received : 1212939 (at 1780 B/sec)
Bytes transmitted : 220173 (at 323 B/sec)
Inactive time : 00:03:47 (efficiency 66.6
Active receive speed : 2672 B/sec
Assumed cont-load recv speed : 2323 B/sec
Frames received : 1720
Frames transmitted : 1735
CRC errors : 0
Timeout errors : 0
Alignment errors : 0
Hardware overruns : 0
Buffer overruns : 0
Framing errors : 0
Downstream compression ratio : 2 %
Upstream compression ratio : 11 %


DeviceName: U.S. Robotics 56K Fax PCI
UserInit:
----------------------------------------------------------------------
U.S. Robotics 56K FAX INT Link Diagnostics...

Chars sent 201586 Chars Received 1198856
Chars lost 0
Octets sent 91081 Octets Received 1151110
Blocks sent 3208 Blocks Received 9163
Blocks resent 74

Retrains Requested 3 Retrains Granted 2
Line Reversals 0 Blers 341
Link Timeouts 9 Link Naks 11

Data Compression V42BIS 2048/32
Equalization Long
Fallback Enabled
Protocol LAPM
Speed 36000/21600
V.90 Peak Speed 41333
Last Call 00:11:21

Disconnect Reason is Unable to Retrain

U.S. Robotics 56K FAX INT Link Diagnostics...


Modulation V.90/V.34
Carrier Freq (Hz) None/1920
Symbol Rate 8000/3200
Trellis Code None/64S-4D
Nonlinear Encoding None/ON
Precoding ON/ON
Shaping OFF/ON
Preemphasis Index 3/8
Recv/Xmit Level (-dBm) 27.6/8.7
Near Echo Loss (dB) 29.1
Far Echo Loss (dB) 0
Carrier Offset (Hz) 0
Round Trip Delay (msec) 7
Timing Offset (ppm) 5571
SNR (dB) 40.4
Speed Shifts Up/Down/Null 9/12/5
Status : 1011,0010,0010,0101,0001,0100,0000,0000

Unimodem Diagnostics/W32, version 1.1.0.1, compiled at Nov 20 2002 22:29:58
(c) 2000 Stanislav V. Mekhanoshin (rampitec@tu.spb.ru, 2:5030/172.9@fidonet)
----------------------------------------------------------------------------
Diag Command Specification rev.: 1.0
Call Setup Result code : Data Answering signal detected
Multi-media mode : Data Only
DTE-DCE interface mode : Async data
TX/RX signal power level, -dBm : NA/NA
Estimated noise level, -dBm : 17
Normalized Mean Squared error : 0
Near/Far echo loss, dB : 27/0
Round Trip/Far echo delay, ms : 7/0
Remote Power Drop support : OFF
Freq offset Caller/Answer, Hz : +0.04/NA
Preemphasis Index Caller/Answer: 6/14
V.34 Rate Asymmetry : ON
TX/RX Negotiation : V.34/V.90 Issue 1 (asymmetric)
TX/RX Symbol Rate : 3200/8000
TX/RX Carrier frequency, Hz : 1920/0
TX data rate (Last/Init) : 21600/21600
RX data rate (Last/Init) : 37333/40000
Temporary carrier loss count : 3
Carrier Rate Re-neg count : 0
Retrains Requested/Granted : 3/2
Protocol/Compression : V.42 LAPM/V.42bis
Error control frame size, bytes: 128
Error control timeouts in TX : 9
Error control NAKs received : 11
Compression dict. size, bytes : 2048
TX/RX flow control : V.24 ckt 106/133 / V.24 ckt 106/133
TX/RX chars sent : 201586/1198856
TX/RX chars lost (data overrun): 0/0
TX/RX I-Frame count : 3208/9163
TX/RX I-Frame error count : 74/341
Termination Cause : Retrain Failed
Manufacturer key : "U.S. ROBOTICS"

Channel Probe...

-20 . x X X X X X x x x . . . . . . . . . . . . . . . 1
-22 . X X X X X X X X X X X X x x x . . . . . . . . . 3
-24 x X X X X X X X X X X X X X X X X X x x x x . . . 5
-26 X X X X X X X X X X X X X X X X X X X X X X X . . 7
-28 X X X X X X X X X X X X X X X X X X X X X X X X . 9
-30 X X X X X X X X X X X X X X X X X X X X X X X X . 11
-32 X X X X X X X X X X X X X X X X X X X X X X X X X 13
Level ------------------Frequency(Hz)------------------ Attn
(dB) 0 0 0 0 0 0 1 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3
1 3 4 6 7 9 0 2 3 5 6 8 9 1 2 4 5 7 8 0 1 3 4 6 7
5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Modem Session Analyzer
-------------------------------------------------------------
Session time : 00:11:21
Retrains issued/granted/auto : 3/2/NA
Renegs issued/granted : 26/NA
TX Rate last/init : 21600/21600
RX Rate last/init : 36000/40000
Error control protocol/frame size : LAP-M/128
Average RX chars per frame : 130
TX frames/errors : 3208/74 (2.25
RX frames/errors : 9163/341 (3.59
Potential upstream cps : 2157
Potential downstream cps : 3742



Тел. станция 735 была 135. Пров. Петерстар