IOLAN SCG M Console Servers with Integrated V.92 Modem
Amazon.com : CimFAX H5 High Speed 33.6k Fax Server Auto Save FAX as PDF 100 Users Paperless Fax Machine Cost-Effective Fax Modem Fax Via Telephone Line (4GB) : Office Products
Modem to Ethernet Adapter | Device Server| Perle
Central Data EM-8 8 Port EtherLite Modem Server | eBay
RS-232/422/485 Serial Server with Internal Modem for Dial-up Connectivity | The PortServer TS M MEI | Digi International
MultiTech Systems FaxFinder V.34 Model FF830 Fax 8-Port Ethernet Server Modem – ASA College: Florida
networking - Is a router necessary between a modem and a switch? - Super User
Vertiv Avocent ACS8000 Serial Console - 16 port Console Server | Modem | Dual AC | Dell USA
Modem Rack
Raritan DSX2-8M : 8-port Serial Console Server - Dual-AC, dual gigabit LAN, Serial, USB, and Modem