About Vanguard 320
1-1
Chapter 1
About Vanguard 320
Overview
Introduction
The Vanguard 320 is a compact network access device for connecting LAN and
serial devices to public and private networks services such as frame relay, ISDN, and
X.25. The Vanguard 320 is a desktop-size standalone device supporting up to two
optional daughtercards, as shown in Figure 1-1. Using the optional daughtercards,
the Vanguard 320 offers a flexible and cost effective solution for transporting data,
voice, and video across a network. Equipped with a FT1/FE1 daughtercards allow a
Vanguard 320 to transfer data over fractional T1 or E1 network.
Figure 1-1. The Vanguard 320
