You can only assume a MTU of about 1500 bytes, unfortunately. However, instead of sending each packet effectively twice as in the original article, you can use

You can only assume a MTU of about 1500 bytes, unfortunately. However, instead of sending each packet effectively twice as in the original article, you can use FEC to require only 2 of 3 packets to be received for example [1]. But yeah, WebRTC for example also effectively implements resending the whole state - if you get too far behind, the receiver can request a video keyframe from the sender. [1] https://tools.ietf.org/html/rfc5109 https://tools.ietf.org/html/rfc5109