AT&T AUDIX Networking 585-300-903 - Manual (Page 114)

10-8 DCP Mode 1 Installation and Administration
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SWITCH
AUDIX 1
6
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ACCE
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MAINTENANCE: NETWORK FORM:
NETWORK LOOPAROUND START 56/64 Kbps
DCP
DS1
SYSTEM 85
SWITCHED
56/64 KBIT
SERVICE
TEST FACILITY
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SWITCH
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SYSTEM 85
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Figure 10-4. 56 Kbps Network Loop-Around Test
Loopback Testing for R1V5 and R1V6
For R1V5 and R1V6, loopback capabilities are provided by an MPDM/M1*.
Setting Up the MPDM/M1*
NOTE
The MPDM/M1* used for loopback testing is not the same one used for the RS-232 ports on
the AUDIX system.
To install the MPDM/M1*, complete the following steps:
1. If the customer did not order an MPDM/M1*, modify the MPDM to support 56 Kbps by completing
the following steps.