Verilink AS4000 (34-00244) Product Manual - Manual (Page 12)

Overview
1-2 Verilink AS4000 User Manual
Purpose and Use
The Access System 4000 (AS4000) is an integrated access device
that provides multiple access interfaces to network services for
digital voice, data, and video applications. AS4000 is a bandwidth
manager of digital services from Level 0 channels (DS0), to Level 3
channels (DS3).
Circuit switching, packet switching, data compression, and routing
functions are combined into one platform. The AS4000 enables
both circuit-switched and packet-oriented traffic to share the
platform for access to wide area networks.
AS4000 Concept
The AS4000 system is modular by design, providing different types
of data, network, and management ports. The system’s application
components are managed by redundant System Manager modules,
locally or remotely, and powered by redundant power modules.
End-user applications include Local Area Networks (LANs), video
conferencing and imaging, digital voice, and remote terminal-to-
mainframe connections.
Figure 1-1 AS4000 System
The AS4000 provides network support for private networks, virtual
private networks, FT1, T1, and T3. For network management, the
Access System 4000: