You can either use 'match protocol dlsw' in the class-map definition; or you could set IP precedence with 'dlsw tos map'. If you currently don't run QoS and your 7200 is heavily loaded you could match on src/dst addresses of dlsw peers.
The rest is ordinary IP QoS with bandwidth reservation, queueing and scheduling.
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...