Что случилось?

[Антон A]

связь стала неустойчива, продолжительные замирания. Раньше всё было хорошо, работал близко к предельной скорости.
Что делать?

Inpro IDC 2814/5614 BXL/VR Diagnostics, Version 1.0.0.21
01.06.2003 23:58:54 - Outbound Call by RemoteAccess
--------------------------------------------------------
Modem type: IDC-2814BXL/VR+ (Plus) Firmware revision: V2.22

Time Online.................. 00:00:55
Termination Reason........... RETRAIN FAILURE
Tx Rate (Last/Init/Min/Max).. 21600/21600/21600/21600 bps
Rx Rate (Last/Init/Min/Max).. 33600/26400/26400/33600 bps
Modulation................... V.34bis
Protocol/Compression......... LAP-M/V.42bis
Line Quality................. 126
Tx/Power Drop/Rx Level....... 12/0/NA
SNR Last/Min/Max............. 27/27/41
Highest Rx/Tx State.......... 64/67
EQM Sum...................... 006E
Retrains Issued/Granted/Auto. 0/2/0
Renegs Issued/Granted........ 0/0
FForwards/FBacks/Denied...... 0/0/0
Forced FB/FB after FF/MaxREJ. 0/0/0
Last dialed number........... P4490840


Carrier Symbol Rate.......... 3429
Carrier Frequency Hz, Rx/Tx.. 1959/1959
EQM Value (Last/Min/Max) .... 126/126/126
EQM Hits .................... 0
EQM Last 10 Readings......... 126 0 255 255 255 255 255 255 255 255
Last Retrain/Reneg Requested. Remote Retrain
Last Retrain/Reneg Reason.... Remote Retrain
Last Retrain/Reneg Time...... 0 minutes ago
Handshake Time/Retries....... 47 seconds/4
Non-linear Encoding, Rx/Tx... ON/OFF
Precoding, Rx/Tx............. ON/OFF
Shaping, Rx/Tx .............. ON/OFF
Trellis Encoding ............ 16 state
Pre-Emphasis ................ 8
Band Edges Lower/Upper, Hz... 150/3825
Round trip delay, ms......... 7,2
Last Rx/Tx State............. 22/20
Energy at 3750Hz/Average .... 1105/731
Frames REJected, Last/Total.. 0/0
Frames Errors, Rx/Tx......... 0/0 (0,0%/0,0%)
Frames Count, Rx/Tx.......... 22/22
Error Control Frame Size..... V.42 LAPM (128)
Error Control Timeouts....... 0
Error Control Link NAKs...... 0
Compression Dictionary Size.. V.42bis (2048)
Characters Received.......... 470
Characters Sent.............. 1514
Average CPS, Rx/Tx........... 8/27
Characters Lost, Rx/Tx....... 0/0
Estimated Noise Level, -dBm.. 79

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