1) Straw man. The DMCA doesn't cover disclosing "methods of operating and controlling" products unless those methods are for the purposes of circumventing copyright protection. These are not.
2) Straw man. You can't patent "a method by which Cisco,(us), uses a PC to and printer to generate the instructions to operate our hardware". It's not novel or non-obvious, so it's not patentable. Even the USPTO could see that. Probably.