BTW, when I've wrote about those "undetected network errors", I've meant those-network-errors-which-arise-in-UNENCRYPTED-packets (as 16-bit UDP checksum is cert

BTW, when I've wrote about those "undetected network errors", I've meant those-network-errors-which-arise-in-UNENCRYPTED-packets (as 16-bit UDP checksum is certainly not enough for this purpose). And DTLS etc. take care of packet corruption themselves (actually, they consider it an attack).