You can modify cables routed manually via the Polygon command by adding, changing, or deleting points in a coordinate table.
To modify manually routed polygonal cables by editing a coordinate table,
1. Click Cabling and then, in the Modify group, click Modify Polygon. The Modify Polygon Cable dialog box opens.
2. Select a cable in the viewport. The Polygon table opens with the coordinates.
3. Select a coordinate from the list. Note the dot that appears on that point in the viewport.
4. Click Delete, Move, or Insert Pnt, or adjust the coordinate's position using the X, Y, and Z boxes. Click Export to record all coordinates of a cable to an ASCII file.
Modify Polygon. The Modify Polygon Cable dialog box opens.