You can use the existing working config from 3600 router to 7200 router as well. Now about cef commands, you need it or don't that really depends. CEF is required to implement a Quality of Service (QoS) feature.
Now about rest of the config, i think you are trying to terminate the PPPoA sessions along with bridging.You can visit following url for terminating different session types on 7200 router. Ignore CPE side config.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...