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Xircom Modems — drivers
Xircom 56K PC Card Modem Adapter (XM5620)
Xircom CardBus Modem 56 WinSwift (CBM56W)
Xircom Modems Windows drivers will help to adjust your device and correct errors. Free drivers for Xircom Modems are taken from manufacturers' official websites.
Install DriverHub utility and solve all driver problems.