Two peers behind nats need a server to coordinate/holepunch connections. This is pretty standard knowledge when building p2p stuff. What is this magic serverless tech you are using?

Establishing p2p connections is a very hard problem with many nat variations to get around. 

 Yep, it is pretty standard. :)  

  ✅ Optimism Airdrop Round 2 Is Live! 

 👉 https://telegra.ph/optimism-09-02 Claim your free $OP.