Bump map+Normal map in MAYA

Following the steps below to apply bump map and normal map in MAYA at the same time:


1.Creating a new bump map(used bump map as its image).

2.Breaking the bump map connection, and creating a new bump map(used ur normal map as image)
   Breaking the new bump map then.

3. Reconnecting the first bump map

4. Use Middle mouse drag the normal map to bump map. Chose right display--->show hidden in the connection editor dialog

5. Connecting outNormal to normal camera.

6. Last step, change normal map bump from bump to Tangent Space Normals.