possibly not the correct driver installed. If it is a Gateway recovery CD you reinstalled then the driver should have be the correctly version. Check support section on Gateway's site to reference the correct driver for the modem...
Fujitsu Lifebook P727 laptop review
Lightwell software lets you create mobile apps without using code
Best value Mac: Which is the best £1249 Mac to buy
Comment désactiver les programmes qui s'exécutent au démarrage de Windows 10 ?