ECI XDM-300, Installation And Maintenance Manual

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Equipment Installation XDM-300 Installation and
Maintenance Manual
3-96 ECI Telecom Ltd. Proprietary 417006-2311-0H3-A00
XDM-300 1:3 protection scheme
connections
The following figure shows an example of a typical 1:3 protection scheme for
an XDM-300 populated with PIM2_21 modules in the upper and lower module
cages and TPM2_3 modules in the upper and lower TPUs. The marking P in
the XDM-300 shelf designates the Protection module, and M the Main
(working) module.
Figure 3-59: XDM-300 1:3 protection scheme example
The following table shows the slot association for 1:3 protection scheme in the
XDM-300.
Table 3-13: XDM-300 1:3 I/O protection
I/O slot allocation
TPU slots
Protection Main
M1-1 and M1-2 I1 I2, I5, I6
M1-3 and M1-4 I3 I4, I7, I8
M3-1 and M3-2 I9 I10, I13, I14
M3-3 and M3-4 I11 I12, I15, I16