Maximum number of faulty cross-connect boards allowed for OSN 9800 to run normally

26

The redundancy protection formed by cross-connect boards ensures normal service running when two cross-connect boards are faulty. When more than two cross-connect boards become faulty, services may be interrupted.
Therefore, you need to replace the faulty cross-connect boards as soon as possible.

Other related questions:
Cause for the failure to create ODU1 cross-connections on TN52TOM boards on OSN 6800 (without cross-connect boards)
The TN52TOM board does not support distributed ODU1 cross-connections.

ODU1 cross-connections failing to be created on the TN52TOM board of OSN 6800 where no cross-connection is configured
The TN52TOM board does not support distributed ODU1 cross-connections.

Number of PIUs needed on OSN 9800
OSN 9800 U64 needs 20 PIUs, and OSN 9800 U32 needs 10 PIUs.

Whether the HUNQ2 board of OSN 1800 supports the ODU0 cross-connections
The HUNQ2 board supports ODU0 cross-connections, and can cooperate with cross-connect boards to implement grooming for 32 x ODU0 services.

Whether an HUNQ2 board on an OSN 1800 supports ODU0 cross-connections
An HUNQ2 board supports ODU0 cross-connections, and can work with cross-connect boards to implement the following service scheduling: 32 x ODU0/16 x ODU1/32 x ODUflex/4 x ODU2/4 x ODU2e

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