Installation Scenario C; Figure 21 Two Separate Mdfs For End-User And Co Connections - ZyXEL Communications IES-1248-71 User Manual

Chapter 4 MDF Connections
8 Telephone subscribers only (non-DSL subscribers) retain connections to the lower ports
of MDF 1.
9 Change the wiring from MDF 1 to MDF 3 for telephone subscribers who want DSL
service.

4.6.3 Installation Scenario C

Phone service is also available but there are two MDFs; one for end-user telephone line
connections and the other one for CO telephone wiring connections (see the following figure).
Users A and B have telephone (only) service.

Figure 21 Two Separate MDFs for End-user and CO Connections

This installation scenario requires four MDFs. Please see the following figure for the DSL
connection schema.
• MDFs 1 and 2 are the two original MDFs.
• MDFs 3 and 4 are two additional MDFs you need.
User A still has telephone service only. User B now has telephone and DSL
service (see the following figure)
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IES-1248-71/73 User's Guide