>Для модема AC8700.
>modprobe usbserial vendor=0x19d2 product=0xfffe
>Создаются три порта:
>usb 5-1: new full speed USB device using uhci_hcd and address 4
>
>usb 5-1: device descriptor read/64, error -71
>usb 5-1: device descriptor read/64, error -71
>usb 5-1: new full speed USB device using uhci_hcd and address 5
>
>usb 5-1: device descriptor read/64, error -71
>usb 5-1: device descriptor read/64, error -71
>usb 5-1: new full speed USB device using uhci_hcd and address 6
>
>usb 5-1: device not accepting address 6, error -71
>usb 5-1: new full speed USB device using uhci_hcd and address 7
>
>usb 5-1: device not accepting address 7, error -71
>usb 5-1: new full speed USB device using uhci_hcd and address 8
>
>usb 5-1: configuration #1 chosen from 1 choice
>usbserial_generic 5-1:1.0: generic converter detected
>usb 5-1: generic converter now attached to ttyUSB0
>usbserial_generic 5-1:1.1: generic converter detected
>usb 5-1: generic converter now attached to ttyUSB1
>usbserial_generic 5-1:1.2: generic converter detected
>usb 5-1: generic converter now attached to ttyUSB2
>----------------
>Использовать надо ttyUSB0.

никак не могу заставить pppd работать с ttyUSB0. Появились устройства USB0,USB1,USB2 в /dev/tts, но pppd не видит их.
в чем может быть проблема?
Slackware11 + kernel 2.6.17.13 + pppd 2.4.4
заранее благодарен