Lucent Technologies MERLIN LEGEND Release 6.0 Network Reference Manual page 51

MERLIN LEGEND Communications System Release 6.0
Network Reference 555-660-150
1 Introduction
Tandem Trunking and Tandem Switching
Lines and Trunks
The types of tandem trunks that connect systems in a private network, as well as
the types of facilities that connect systems to the PSTN affect the performance
and available features in a private network. This topic examines the distinctions
among trunks and the important decision factors that you must consider when you
set up your network. It also discusses the advantages and disadvantages of the
configurations we looked at in the previous section.
Tandem PRI facilities have numerous advantages over the tandem T1-emulated
or analog tie trunks that can link systems in a network.
differences. In Chapter 2, "Call-Handling Scenarios," you will learn more about the
details of the features that are noted here.
1
Table 1–1 summarizes the
Issue 1
February 1998
Page 1-9