On Wed, 2 May 2001, Eliyah Lovkoff wrote:
> My question is: Does sendmail require any udp traffic to support
> correct sendmail operations or udp has nothing to do with sendmail and
> udp traffic can be safely disabled from this Linux server?
for antispam protection, sendmail will do DNS lookups by default. this is
to ensure stuff like the existence of the sending domain.
hence, the sendmail server will have to do DNS traffic (both tcp and udp,
as we've been discussing here).
____________________________
jose nazario [EMAIL PROTECTED]
PGP: 89 B0 81 DA 5B FD 7E 00 99 C3 B2 CD 48 A0 07 80
PGP key ID 0xFD37F4E5 (pgp.mit.edu)
-
[To unsubscribe, send mail to [EMAIL PROTECTED] with
"unsubscribe firewalls" in the body of the message.]
