In message <[EMAIL PROTECTED]>, Daniel Karrenberg writes: > >tcp-wrapper. > >Check DNS of the client address affected, forward and reverse. >
It might also be port 113 -- some sites try to query your tcp port 113,
and wait for a timeout if the port is firewalled. A better solution
than blocking it is to send an immediate RST.
--Steve Bellovin, http://www.research.att.com/~smb (me)
http://www.wilyhacker.com (2nd edition of "Firewalls" book)
