постоянный LD каждые 2 - 3 часа. Поставил прошивку R2.01.B11.EU и стало дисконектить после 3-5 перезагрузок 504-го вроде как все ОК но тоже на 2-3 часа. пользуюсь стрЁмом. Они сказали чтоб я к вам обратился.

Текущая прошивка?
Логи?

R2.01.B11.EU(021206a/T93.3.44) это прошивка

Thu Jan 01 00:01:34 1970 : STATUS ALARM : PPP Interface Up : Interface - ppp-0
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: NCP Got secondary DNS address: 195.34.32.116
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: NCP Got primary DNS address: 212.188.4.10
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: NCP Got IP address: 81.195.22.94
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Authorization Successful : Interface - ppp-0
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: CHAP Authentication Sucessful
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: LCP: Config Req packet Received.
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPP Event: LCP: Sending Config Req.
Thu Jan 01 00:01:34 1970 : STATUS ALARM: PPPoE Event: Receive PADS Packet
Thu Jan 01 00:01:34 1970 : STATUS ALARM : PPPoE Up : Interface - ppp-0
Thu Jan 01 00:01:33 1970 : STATUS ALARM: PPPoE Event: Receive PADO Packet
Thu Jan 01 00:01:33 1970 : STATUS ALARM: PPPoE Event: Send PADR Packet
Thu Jan 01 00:01:31 1970 : STATUS ALARM: PPPoE Event: Send PADI Packet
Thu Jan 01 00:01:31 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:17 1970 : MAJOR ALARM : Failed To Get IP Address : Interface - ppp-0
Thu Jan 01 00:01:17 1970 : WARNING : PPP Interface Down : Interface - ppp-0
Thu Jan 01 00:01:17 1970 : WARNING : PPP Authorization Failed : Interface - ppp-0
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPP Event: LCP: Sending Terminate Ack.
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPP Event: LCP: Terminate Req received.
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPP Event: LCP: Sending Terminate Req.
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPP Event: CHAP Authentication Fail
Thu Jan 01 00:01:17 1970 : STATUS ALARM: PPP Event: LCP: Config Req packet Received.
Thu Jan 01 00:01:16 1970 : STATUS ALARM: PPP Event: LCP: Sending Config Req.
Thu Jan 01 00:01:16 1970 : STATUS ALARM: PPPoE Event: Receive PADS Packet
Thu Jan 01 00:01:16 1970 : STATUS ALARM : PPPoE Up : Interface - ppp-0
Thu Jan 01 00:01:16 1970 : STATUS ALARM: PPPoE Event: Receive PADO Packet
Thu Jan 01 00:01:15 1970 : STATUS ALARM: PPPoE Event: Receive PADO Packet
Thu Jan 01 00:01:15 1970 : STATUS ALARM: PPPoE Event: Send PADR Packet
Thu Jan 01 00:01:15 1970 : STATUS ALARM: PPPoE Event: Send PADI Packet
Thu Jan 01 00:01:14 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:14 1970 : STATUS ALARM: PPPoE Event: Send PADI Packet
Thu Jan 01 00:01:13 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:10 1970 : STATUS ALARM: PPPoE Event: Send PADI Packet
Thu Jan 01 00:01:09 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:09 1970 : STATUS ALARM : ATM VC Up : Interface - aal5-0, PortId=7, Vpi=1, Vci=50
Thu Jan 01 00:01:09 1970 : STATUS ALARM: PPPoE Event: Send PADI Packet
Thu Jan 01 00:01:08 1970 : STATUS ALARM: PPPoE Event: Send PADT Packet
Thu Jan 01 00:01:08 1970 : STATUS ALARM : ATM Interface Up : Interface - atm-0
Thu Jan 01 00:01:08 1970 : STATUS ALARM : DSL Interface Up
Thu Jan 01 00:00:58 1970 : STATUS ALARM : System Up

в этих логах проблемы не видно.

хмм ну а я незнаю какие логи в момент когда связ уходит или когда ?я же ребутаю модем и логи чистятся

Конечно, логи нужны в момент, когда ничего не работает.