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2.4 ADSL Port Connection
2.4.1 MDF (Main Distribution Frame)
The PSTN splitter should be connected to MDF on building. An MDF is usually placed in
the building's telephony room or wiring closet. MDF can terminate the outside telephone
line into the building. In general, the LINE and PHONE interface on the A48 device will
connect to MDFs respectively and then to outside connection.
The traditional connection via MDFs for the phone set used in family is shown as the
following picture. The telephone set must connect to one port (in this case, Port 1) of
MDF-1, meanwhile that port must connect to corresponding place of MDF-2. Next, the
other end of Port 1 (in MDF-2) will connect to PSTN.
An example for MDF connection through VigorAccess is shown as the following picture.
For different applications, you have to can change the connection according to the real
circumstance that you encounter.
User's Guide
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