Current network being used by the Network Analysis extension.
[Visual Basic .NET] Public Property CurrentNetwork As IGeometricNetwork
[C#] public IGeometricNetwork CurrentNetwork {get; set;}
Product Availability
Available with ArcGIS Desktop.
Remarks
The CurrentNetwork property can only be Set to one of the geometric networks added to the Network Analysis Extension object. These geometric networks can be found in the Network property. Call AddNetwork to add a geometric network to the Network Analysis Extension, and call DeleteNetwork to remove it from the Extension.