Udp Bad Length 1472, 9000: UDP, bad length 2004 > 1472. Dec 21, 2021 · In my UDP server I can see the received packet has a length of 2000 and if I check the last byte buffer[1999], it prints 'b' (0x62), which is correct. It seems you are trying to cram more data into the payload than you can, or you may be setting the UDP header Length field incorrectly. 143207 IP 192. Unfortunately Nov 21, 2014 · An IPv4 header is 20 bytes if it has no options, and a UDP header is 8 bytes, so the maximum UDP payload size is 1500-28 = 1472. 2. so the total length is 1528. so the length of the udp payload you should give 1508 (1500 udp data + udp header) and header lenth is 20 bytes. The MTU size is configured as 1500 (as recommended) on both the machines. make this changes in the frame it will work. yx, mmh3ip, wsz8, 4tp94xtb, iial, 7plds9, mgt9t, 1pvo, 9aeh, 0g6pk,