我使用的是最新买的mini2440的板子，发现里面自带pppd的3G拨号，我使用ZTE AC2736电信的cdma2000上网卡,出现如下错误：
pppd call cdma2000
pppd: In file /etc/ppp/peers/cdma2000: unrecognized option '/dev/ttyUSB0'
baidu了一下，这方面的问题很少，不得已在坛子里发贴,大家帮忙分析一下
我ls dev之后没有发现/dev/ttyUSB0,
插卡之后出现如下信息：
usb 1-1: new full speed USB device using s3c2410-ohci and address 7
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi5 : SCSI emulation for USB Mass Storage devices
没有关于ttyUSB之类的文字
执行 dmesg后有如下信息:
usb 1-1: new full speed USB device using s3c2410-ohci and address 2
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi0 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 2
usb-storage: waiting for device to settle before scanning
yaffs_read_super: isCheckpointed 0
VFS: Mounted root (yaffs filesystem) on device 31:3.
Freeing init memory: 156K
scsi 0:0:0:0: CD-ROM ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
scsi 0:0:0:0: Attached scsi generic sg0 type 5
usb-storage: device scan complete
eth0: link down
usb 1-1: usbfs: process 735 (3g-modem) did not claim interface 0 before use
usb 1-1: USB disconnect, address 2
usb 1-1: new full speed USB device using s3c2410-ohci and address 3
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff1
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 1-1: Product: ZTE CDMA Tech
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: configuration #1 chosen from 1 choice
option 1-1:1.0: GSM modem (1-port) converter detected
usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
option 1-1:1.1: GSM modem (1-port) converter detected
usb 1-1: GSM modem (1-port) converter now attached to ttyUSB1
option 1-1:1.2: GSM modem (1-port) converter detected
usb 1-1: GSM modem (1-port) converter now attached to ttyUSB2
option 1-1:1.3: GSM modem (1-port) converter detected
usb 1-1: GSM modem (1-port) converter now attached to ttyUSB3
option 1-1:1.4: GSM modem (1-port) converter detected
usb 1-1: GSM modem (1-port) converter now attached to ttyUSB4
scsi1 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 3
usb-storage: waiting for device to settle before scanning
scsi 1:0:0:0: Direct-Access ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
sd 1:0:0:0: Attached scsi generic sg0 type 0
sd 1:0:0:0: [sda] Attached SCSI removable disk
usb-storage: device scan complete
usb 1-1: USB disconnect, address 3
option: option_instat_callback: error -108
option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
option 1-1:1.0: device disconnected
option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
option 1-1:1.1: device disconnected
option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2
option 1-1:1.2: device disconnected
option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3
option 1-1:1.3: device disconnected
option1 ttyUSB4: GSM modem (1-port) converter now disconnected from ttyUSB4
option 1-1:1.4: device disconnected
usb 1-1: new full speed USB device using s3c2410-ohci and address 4
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi2 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 4
usb-storage: waiting for device to settle before scanning
scsi 2:0:0:0: CD-ROM ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
scsi 2:0:0:0: Attached scsi generic sg0 type 5
usb-storage: device scan complete
usb 1-1: USB disconnect, address 4
usb 1-1: new full speed USB device using s3c2410-ohci and address 5
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi3 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 5
usb-storage: waiting for device to settle before scanning
scsi 3:0:0:0: CD-ROM ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
scsi 3:0:0:0: Attached scsi generic sg0 type 5
usb-storage: device scan complete
usb 1-1: USB disconnect, address 5
usb 1-1: new full speed USB device using s3c2410-ohci and address 6
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi4 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 6
usb-storage: waiting for device to settle before scanning
scsi 4:0:0:0: CD-ROM ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
scsi 4:0:0:0: Attached scsi generic sg0 type 5
usb-storage: device scan complete
usb 1-1: USB disconnect, address 6
usb 1-1: new full speed USB device using s3c2410-ohci and address 7
usb 1-1: New USB device found, idVendor=19d2, idProduct=fff5
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Storage
usb 1-1: Manufacturer: ZTE, Incorporated
usb 1-1: SerialNumber: 000000000002
usb 1-1: configuration #1 chosen from 1 choice
scsi5 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 7
usb-storage: waiting for device to settle before scanning
scsi 5:0:0:0: CD-ROM ZTE USB Storage FFF1 2.31 PQ: 0 ANSI: 2
scsi 5:0:0:0: Attached scsi generic
