I will recommend to use Route Based on Physical NIC Load (LBT) algorithm, and you can even create just a single switch with all your four NIC and enable Network I/O Control. The following blog post shows some benefits of LBT over etherchannel with IP hash: Etherchannel and IP Hash or Load Based Teaming? | Long White Virtual Clouds---
Senior Infrastructure Specialist
Mean route based originating virtual port or route based IP hash ?