Contains the read-create attributes that the NMS will pass to the EMS at SNC creation time.
Refer to the associated supporting document snctypes for explanation of SNC Properties, SNC Parameters, unidirectional SNCs,  Point-to-Multipoint SNC, Routing Constraints and Route Discovery.

Object Lifecycle: This is part of SNC creation request. Lifecycle is limited to SNC lifecycle.

Object Creation Notification Issued? No
Object Deletion Notification Issued? No
