So i understand that unknown CPEs and Cable modems will request an address from the primary bundle cable helper address using the primary ip address as the giaddr. (Default behavior) So now some CPEs should a sub-bundle if they get a IP in the subnet...

Hello, We have a site with D9800 Receiver Transcoders installed and are having difficulty finding the MIBs for them.  Some of these may have previously been branded as Scientific Atlanta equipment. The specific models are D9859, D9858, D9854, D9850...