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Troubleshooting the USB Modem 452
Modem not connecting to the network.
Action:
Try a different USB modem or search the internet linux community for possible updates to
the usb_modeswitch configuration file for that vendor and product id. The USB modem
may also be defective. Contact Perle support if there is no information on the internet
pertaining to your USB modem. When searching the internet look for “usb_modeswitch
vvvv:pppp” (vvvv is the vendor Id and pppp is the product Id from output above).
Output:
Manufacturer: manufacturer name
Product: product name
Vendor id: id
Stor. Prod Id: id
In database?: No
“Failed to initialize USB modem. Device configuration not found in our list of supported
USB modems. Please try another USB modem device or contact Perle customer support
with the device information above.
Action:
The information for this USB modem is not in our database. This could be due to the fact
that this is a new model introduced after this version of software was issued. Try a different
USB modem or search the internet linux community for a usb_modeswitch configuration
file for that vendor and product id. Contact Perle support if there is no information on the
internet pertaining to your USB modem. When searching the internet look for
“usb_modeswitch vvvv:pppp” (vvvv is the vendor Id and pppp is the product Id from output
above).
Output:
Manufacturer: manufacturer name
Product: product name
Vendor id: id
Modem Prod Id: id
“USB modem appears to be functioning normally. If connection problems persist, please
review your USB modem configuration (APN, PIN #, PHONE #).”
Action:
As far as the driver can tell, the USB modem is functioning correctly. At this point, if you
are not able to establish a connection with the network, the source of the problem could be
the usb modem configuration. Check your configuration parameters and ensure it matches
the information given to you by the network provider. See
Configuring a USB Modem
Output:
Manufacturer: manufacturer name
Product: product name
Vendor id: id
Modem Prod Id: id
“USB modem appears to be functioning normally. If connection problems persist, please
review your USB modem configuration (APN, PIN #, PHONE #).”
Action: