Cisco - Voice interface card - plug-in module - FXS / 2 analog port(s) (VIC2-2FXS/VIC2-2FXS=)
The Cisco WIC-1DSU-T1 is a WAN interface card which provides the customer the flexibility of internet connectivity with a complete managed DSU/CSU ser...
Cisco - Voice / fax plug-in module / 4 analog port(s) - spare (VIC-4FXS/DID / VIC-4FXS/DID=)
This item does not include software, documentation, cables, or licenses other than what is expressly stated. Obtaining these items is the sole respon...
This two port Foreign Exchange Station (FXS) voice interface card (VIC) can be used for connecting directly to a standard telephone fax machine or sim...
The Primary Rate Interface Unit provides for the termination of an ISDN PRI line for voice service only. This unit supports 4ESS(AT&T Custom) AT&T 5ES...
The low-density voice/fax network modules for the Cisco 2600 and Cisco 3600 series multiservice access routers enable packet voice technologies includ...
The USRobotics Courier 56K Business Modem with V.Everything and V.Everywhere technology is the latest in the distinguished Courier line.
RecEive and transMit (E&M) is a signaling technique for two-wire and four-wire telephone and trunk interfaces. The E&M interface typically connects re...
