About Hotwire Model 7914 Termination Units
1-5
7914-A2-GB20-00
February 1998
Cellular network providers must lease large numbers of T1 circuits in order to
connect remote cell sites to mobile telephone switching offices (MTSOs).
Hotwire Model 7914 products provide an alternative to standard repeatered T1
services.
Figure 1-3
depicts a typical cellular network access application.
Switch
Mgmt
Station
7900 Nest
Nest
Cards
Telco 2-wire facilities
between Cell Sites
and MTSO
Customer Premises
Central Site
DSX-1
DSX-1 Unit
DSX-1
DSX-1 Unit
DSX-1
Cell Site
Cell Site
Mobile Telephone
Switching Office (MTSO)
97-15297a
Figure 1-3.
Cellular Network Access
User Interface Types
There are three types of user interfaces to the standalone units:
VT100-compatible terminal interface (see
Chapter 3)
Manual setting of switches and jumpers (see
Chapter 3)
Front Panel LED status indicators (see
Chapter 6)