Docker中相同程序的多个实例

I have a Java program which simulates a protocol I have made myself. It binds to a given IP address and port number on the machine it is running on. I'm looking to run multiple instances of this program on the same machine which has multiple network cards. Is this possible using Docker (a colleague has suggested this to me but don't know much about it)? My other plan was to run multiple VMs on the machine with bridge interface but I feel this is a waste of resource compared to using Docker instead (based on what I've read about it, still having a hard time grasping the idea).I have a Java program which simulates a protoco