nanog mailing list archives

Re: UDP packet/DNS server


From: Matthew Petach <mpetach () netflight com>
Date: Sun, 27 Sep 1998 22:43:20 -0700 (PDT)


I think you mean port 53.  This is both TCP and UDP.  I thought DNS
used both TCP and UDP.  Thus firewall that is blocking UDP traffic will
cause zone updates to fail.

You're right, my mistake.  Sorry!  :(
 
name            42/udp          nameserver
whois           43/tcp          nicname         # usually to sri-nic
domain          53/tcp
domain          53/udp

Matt



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