Return Values

TopologicalLinkGroup	Reference to the TopologicalLinkGroup object if the object is successfully created or found.
null	If API fails to create or find the TopologicalLinkGroup object.

Dependency

• Object of type TopologicalLink - workingTl (with its unique name/aid).

• Object of type TopologicalLink - protectedTl (with its unique name/aid) forming the TopologicalLinkGroup.

• Object of type PTP - aEndPTP (with its unique name/aid).

• Object of type PTP - zEndPTP (with its unique name/aid).