System Description

Chapter 7 - Customer Interface Adaptors
MCIL -WIPLL-SDN_R1_40 Marconi Communications Ltd. 7-5 of 7-8
7.3. SDTA
The Subscriber Data and Telephony Adapter (SDTA) is a residential gateway that
telephone lines. It also provides power, lightning protection and data connection to
the SPR. It connects to the main power and includes LEDs for display of network
connection and data traffic.
IBM Compatible
IBM Compatible
SPR
SPR
BSR
SDTA
SDTA
IP Gatekeper
BSDU / LAN / SDA
WipManage
Figure 7-2: VoIP Networking Example
The SDTA box can be wall mounted, in a communications closet or sited on a desk.