[lug] firewall question (disregard)

[Chip Atkinson]

Sorry for the stupid question.  The name servers have to connect to the 
root servers.  Back to my hole...

Chip Atkinson wrote:

> Greetings,
> 
> Is there any occasion where a web and name server should be allowed to 
> initiate outgoing connections?  I don't believe that there is any, but 
> the one thing I don't know about is UDP DNS traffic.  Does the UDP dns 
> traffic arise because it is contacted via UDP instead of TCP, or does 
> the name server start a UDP connection back?  That doesn't seem quite 
> reasonable.
> 
> Thanks in advance.
> 
> Chip
> 
> 
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