I want to use photon plus modem in linux 2.6.31. hand held device.

when i run in PC 3 nodes are coming .

[root@localhost ~]# cd /dev/ttyUSB_utps_
ttyUSB_utps_diag ttyUSB_utps_modem ttyUSB_utps_pcui

Where as in hand held device after inserting usbserial.ko only ttyUSB0 node is created.

but not able to run pppd script with this.
what are changes need to be done .can anybody tell me the solution.

thanks in advance