Types of arrows based on restriction traversability.
| Constant | Value | Description | 
|---|---|---|
| esriNetworkArrowSymbolOneWay | 0 | The edge can only be traversed in one direction. | 
| esriNetworkArrowSymbolBothWays | 1 | The edge can be traversed in both directions. | 
| esriNetworkArrowSymbolNoWay | 2 | The edge can not be traversed in either direction. | 
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.