rapid7/metasploit-framework — pull request #498 by sempervictus (2012-06-18 15:00:12+00:00)
Title: Add DNS/TCP to enum_dns

Quick fix which adds use_tcp = true to the Net::DNS::Resolver object.

TODO: Convert Net::DNS to use Rex::Socket, which starts the process for creating DNS handlers on Rex::Socket listeners, allows use of proxies, routes, etc.