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Figure 3-91 Sample Indirect Connection with Primary (I.431 or I.431-a)
Configuration Notes:
Customer setup length L1, i.e., the total length of flat metal cables, should not exceed 16 m - L2.
addition, be sure to use the flat metal cable with the core diameter of 0.65 mm.
The modular rosette is the customer responsibility, and hence not included in the router. Procure
that has the model name MJ-8S (no terminator).
Primary (1.431)
interface
Customer setup length L2
(cable with modulars on both ends)
Flat metal cable (4-wire)
C
ustomer setup length L1 (with one modular rosette)
DSU
outer