nanog mailing list archives

Re: summarising [was: Re: ICANNs role]


From: Joseph S D Yao <jsdy () center osis gov>
Date: Tue, 3 Apr 2007 17:32:51 -0400


On Tue, Apr 03, 2007 at 09:16:47PM +0100, michael.dillon () bt com wrote:

Again - DNS is the infrastructure for EVERYTHING.  It facilitates
EVERYTHING.

Not so. On the public Internet applications like Edonkey and Emule work
fine without it. We run a global IP network that is not connected to the
public Internet and over 90% of our customers' applications don't use
any DNS. They use IP addresses directly.


Fair.  If you have a small or stable enough private network that you
don't need to use DNS to look up things that might be different from
time to time, or to send e-mail by looking up where that mail goes, this
works.

I don't think it scales.

And at least one person claimed not to be using DNS at all ... I suspect
he just didn't know how it was priming his engine.

DNS is only a facilitator for those applications that WANT to use it.
And even though most current applications want to use DNS, they usually
function just fine with straight IP addresses. DNS is more of a habit,
than a necessity.

So is using the decimal system rather than counting sticks.  But it sure
makes things doable versus insurmountable.

If the users of the Internet, collectively, decide that DNS is a bad
habit, better to be avoided, then you will see more and more
applications that work around the DNS. Like ICQ. Or they will only use
the DNS minimally in order to root their own namespaces, like LDAP with
RFC 2247.

Lots of little edge apps.  No core scalability.


-- 
Joe Yao
Analex Contractor


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