cFos/Win is a DSL & ISDN driver for internet access and modem software, with - Traffic shaping - Firewall - 0190er Phone Number Blocker - Caller Monitor, Logging and Sound - Time Synchronisation - Online Budgets - Skin Support- Data Compression and Channel Bundling - up to 32 COM ports, huge AT command set - X.75, V.110, V.120, X.31, analog modem, FAX - AOL, CompuServe, t-online, CTI, mailbox - runs w/ Windows NT 4.0 an higher // Technology: ISDN, DSL / PPPoE and ATM // The Shareware Version also includes the cFos/ATM extensions for testing purposes. The key is Traffic Shaping!