On Mon, 2005-12-19 at 20:15:12 -0500, Elijah Savage proclaimed... > DNS is mainly udp traffic at least queries are because large DNS queries > can now spill over to TCP also. But mainly TCP is left for name server > to name server DNS transfers of domains.
Stop spreading these myths. TCP is used when DNS queries are greater than 512 bytes and are, first, truncated during the UDP query. The client will retry in TCP. Also, it is possible to do zone transfers over UDP.
