https://www.rfc-editor.org/rfc/rfc8899.html
RFC 8899: Packetization Layer Path MTU Discovery for Datagram Transports
This document specifies Datagram Packetization Layer Path MTU Discovery (DPLPMTUD). This is a robust method for Path MTU Discovery (PMTUD) for datagram...
rfcpacketizationlayerpathmtu