Hi,
i am using Sierra Wireless Aircard 320U 4G dongle.
I have connected the dongle in my linux PC. i am getting the following error.
lsusb:
Bus 006 Device 003: ID 0f3d:68aa
Error:
usb 6-1: new high-speed USB device number 2 using ehci-platform
usb 6-1: config 1 has an invalid interface number: 9 but max is 0
usb 6-1: config 1 has no interface number 0
usb-storage 6-1:1.9: USB Mass Storage device detected
usb-storage: probe of 6-1:1.9 failed with error -5
cfg80211: Calling CRDA to update world regulatory domain
usb 6-1: USB disconnect, device number 2
usb 6-1: new high-speed USB device number 3 using ehci-platform
usb 6-1: config 1 has an invalid interface number: 7 but max is 4
usb 6-1: config 1 has no interface number 2
Now i want to change to modem modem using following command
usb_modeswitch -v 0x0f3d -p 0x68aa -V 0x0f3d -P 0x0257 -M “55534243123456782400000080000685000000240000000000000000000000”
but its through the interface error.
usb_modeswitch -I -W -c 0f3d:68aa
Look for target devices …
No devices in target mode or class found
Look for default devices …
product ID matched
Found devices in default mode (1)
Access device 003 on bus 003
Get the current device configuration …
OK, got current device configuration (1)
Use interface number 0
Error: can’t use storage command in MessageContent with interface 0;
interface class is 255, expected 8. Abort
Please help me how to use this dongle, change mode and USBtty Interface types.