ZyXEL Communications IES-5106M User Manual page 53

Chapter 2 Hardware Installation and Connections
Figure 43 Two Separate MDFs for End-user and CO Connections
This installation scenario requires four MDFs. Please refer to 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.
Note: User A still has telephone service only. User B now has telephone and DSL
service (see the following figure)
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IES-5106M / IES-5112M / IES-6000M User's Guide