RE: [squid-users] high level udp port

> -----Original Message-----
> From: Henrik Nordstrom [mailto:hno@hem.passagen.se]
> Sent: Tuesday, May 22, 2001 7:42 AM
> To: Robert Collins
> Cc: robert; squid-users@squid-cache.org; squid-dev@squid-cache.org
> Subject: Re: [squid-users] high level udp port
>
>
> Robert Collins wrote:
>
> > > I don't think it's DNS. This is a listening port. You
> don't need a
> > > listening port to do DNS queries (unless I'm badly mistaken).
> >
> > Your badly mistake. For UDP queries you need one writing
> port and one
> > reading port. I haven't checked the source here, but I
> suspect Colin is
> > correct.
>
>
> He is not so badly mistaken.

I had only meant to be humourous in quoting back :}.

> Many DNS clients today use
> "connected" UDP
> sockets. A "connected" UDP socket only accepts traffic from a specific
> ip:port to your specific ip:port, and can only send traffic there.

Ah.. didn't know this - Thanks.
 
Rob
Received on Mon May 21 2001 - 17:35:04 MDT