Unreal Engine released a series of video tutorials on Blueprint Networking. You can view Unreal Engine 4’s Blueprint Networking Tutorial here.
- Blueprint Networking – Part I: Networking Basics
- Blueprint Networking – Part II: Actor and Variable Replication
- Blueprint Networking – Part III: Function Replication
- Blueprint Networking – Part IV: Network Relevancy
- Blueprint Networking – Part V: Adding Networked Features to 3rd Person Template – Part I
- Blueprint Networking – Part VI: Adding Networked Features to 3rd Person Template – Part II