1 CONTENTS All about modems. Comparison of various types of modem. Modem speed. Modem standards. Data compression and error correction. Installation,configuring. - ppt download
What are External Modems? (with pictures)
Modem Connection for External Modem
Dial Technologies Configuration Guide, Cisco IOS Release 15.2S - Configuring and Managing External Modems [Support] - Cisco Systems
External USB 2.0 Fax/Data Modem 56K V.92 - Bluetooth & Telecom Adapters | Networking IO Products | StarTech.com
Difference between Internal and External Modem - GeeksforGeeks
Modem | Definition, Development, & Facts | Britannica