Quick Recipe: If you are using DMA Radius Manager & want to assign Dynamic Address list to a service so that user can automatically be added to dynamic address list under NAS, you can do so by using custom RADIUS attributesunder services section
- Login to Admin Panel
- Goto Services
- Click on your desired service example 4mb
- Under `Custom RADIUS attributes` , add below attribute
Mikrotik-Address-List := 4mb
Save , & test any user authentication by CMD,
rmauth 127.0.0.1 test 1
on NAS dynamic address list will be created for each user of this service group. Late ryou can use this address list to mark connections / packets/ routing/queue etc.
Happy Attributing 
Regard’s
Jz.