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Table 1 Optix OSN2500 Linear Multiplexing Segment Protection Parameters
| Protection Type | Recovery Type | Rewind protocol | Rewind time | Waiting time for recovery | Rewind conditions (meet one condition to revert) |
|---|---|---|---|---|---|
| 1+1 single-ended reversal | Non-recovery | Not required | ≤50ms | -R_LOS |
|
| 1+1 single-ended inversion | Recovery | Not required | 600s | ||
| 1+1 double-ended inversion | Non-Recovery | APS Protocol | 1+1 Dual-Ended Rewind | ||
| 1+1 Double-Ended Rewind | Recovery | APS Protocol | 600s | ||
| 1:N double-ended inversion (N≤14) | Recovery | APS protocol | 600s |
Table 2 Optix OSN2500 multiplexed segment protection ring parameters
| Protection Type | Recovery Type | Rewind mode | Rewind time | Waiting time for recovery | Rewind condition (meet one condition to rewind) |
|---|---|---|---|---|---|
| Two-fiber bi-directional protection | Recovery |
Forced reversal Manual reversal Practice reversal |
≤50ms | 600s |
|
| Two-fiber unidirectional protection | Recovery |
Forced reversal Manual Reversal Practice Reversal |
|||
| Quad Fiber Bidirectional Protection | Recovery |
Forced Ring Reversal Manual Ring Reversal Practice Ring Reversal Forced Segment Reversal Manual Zone Reversal Practice Zone Reversal |
Table 3 Optix OSN2500 SNCP protection function parameters
| Protection Type | Recovery Type | Rewind time | Waiting time for recovery | Rewind condition (one condition is met to revert) |
|---|---|---|---|---|
| SNCP | Recovery | ≤50ms | 600s |
The inversion conditions for VC4 level SNCP are as follows:
The inversion conditions for VC3 level SNCP are as follows:
The inversion conditions for the VC12 level SNCP are as follows:
|
| Non-recovery | - |
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