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Date: Sun, 13 Feb 2005 17:41:12 +0100
From: Erik Norgaard <norgaard@locolomo.org>
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To: dick hoogendijk <dick@nagual.st>
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Subject: Re: ipfilter and ntp sserver
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dick hoogendijk wrote:
> On Sun, 13 Feb 2005 15:38:53 +0100
> Erik Norgaard <norgaard@locolomo.org> wrote:
> 
> 
>>ntp is udp-only, see rfc1305.
> 
> 
> Then how come I read in /etc/services 123/tcp 123/udp "network time
> protocol" ?
> 
> I believe you, but am just curious.
> 
IANA has decided always to assign both tcp and udp, even if only one is 
used. You will see that ssh also has both udp and tcp although only tcp 
is used.

Cheers, Erik

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