Despues del problema con el 3com 812 antes de saber que el problema no era solo mio volvi a configurar otra vez desde el principio el router, ahora no me conecta y nose si por problemas al conectar o por algun dato en la configuracion que no esta correcto.
Os pongo el log:
05/27/2005 17:04:46, PPP: Unexpected (IPCP) Layer DOWN, Restarting Link 19, to Jazztel.
05/27/2005 17:04:46, PPP: IP link UP to Jazztel 212.106.217.71.
05/27/2005 17:04:46, Local IP Address (62.15.214.117) was configured.
05/27/2005 17:04:46, PPP: IP link UP to Jazztel DNS1 62.14.2.1.
05/27/2005 17:04:46, PPP: IP link UP to Jazztel DNS2 62.14.63.145.
05/27/2005 17:04:53, PPP: Unexpected (IPCP) Layer DOWN, Restarting Link 19, to Jazztel.
05/27/2005 17:04:53, PPP: IP link UP to Jazztel 212.106.217.71.
05/27/2005 17:04:53, Local IP Address (62.15.214.117) was configured.
05/27/2005 17:04:53, PPP: IP link UP to Jazztel DNS1 62.14.2.1.
05/27/2005 17:04:53, PPP: IP link UP to Jazztel DNS2 62.14.63.145.
05/27/2005 17:05:00, PPP: Unexpected (IPCP) Layer DOWN, Restarting Link 19, to Jazztel.
05/27/2005 17:05:00, PPP: IP link UP to Jazztel 212.106.217.71.
05/27/2005 17:05:00, Local IP Address (62.15.214.117) was configured.
05/27/2005 17:05:00, PPP: IP link UP to Jazztel DNS1 62.14.2.1.
05/27/2005 17:05:00, PPP: IP link UP to Jazztel DNS2 62.14.63.145.
05/27/2005 17:05:07, PPP: Unexpected (IPCP) Layer DOWN, Restarting Link 19, to Jazztel.
05/27/2005 17:05:07, PPP: IP link UP to Jazztel 212.106.217.71.
05/27/2005 17:05:07, Local IP Address (62.15.214.117) was configured.
05/27/2005 17:05:07, PPP: IP link UP to Jazztel DNS1 62.14.2.1.
05/27/2005 17:05:07, PPP: IP link UP to Jazztel DNS2 62.14.63.145.