Cross-connect matrix structure for OSN 8800

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Similar to line boards and tributary boards, each cross-connect board has internal interfaces. The internal interfaces on cross-connect boards are connected through the backplane of the resident subrack to achieve service grooming.

Other related questions:
Whether changing the cross-connect capacity of an OSN 8800 subrack adversely affects services
No, changing the cross-connect capacity of an OSN 8800 subrack does not affect on services.

Alarms supported by the cross-connect management module in the ASON software structure
As a part of the ASON software structure, the cross-connect management module provides the function of ASON alarm reporting. All ASON-related alarms are processed by this module.

Working mode of cross-connect boards in hot backup in an OSN 8800 T64 subrack
Two USXH boards are configured for each OSN 8800 T64 subrack, one on the front side and one on the rear side. UXCT boards are configured in the same way. The USXH (UXCT) boards on the front and rear sides are in 1+1 hot backup mode.

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.

Method used to determine the cross-connect board capacity (1.28T, 2.56T, or 3.2T) when an OptiX OSN 8800 NE is added
Determine the cross-connect board capacity based on the network design and license authorization.

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