The ATLAS 800 Series Quad X.21/V.11 Universal Synchronous Serial Interface (USSI) Module combines with other ATLAS components to provide solutions for a variety of wide area networking applications.
- Provides four X.21/V.11 synchronous serial ports
- Each module supports one interface type on all four ports
- Each port supports Nx56/64 Kbps operation up to 2.048 Mbps
- Supports Frame Relay emulation and passthrough when used in ATLAS 830 and ATLAS 890 chassis
- Includes adapter cables for DB-37, DB-25, or DB-15 depending on interface type
