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Re: DNS/IP

2009-01-13 21:32:48
HIP?

On Wed, Jan 14, 2009 at 7:43 AM, Toni Stoev <ietf(_at_)tonistoev(_dot_)info> 
wrote:

On Tuesday 13 January 2009 06:27:10 Hui Deng sent:
May I chime in, I feel identity type is a good idea.

But if you map DNS to other identity,
how network socket connection could work in that case/

Shortly, like socket connection for anycast TCP does.
You tune right in, see identity type is useful namely for connection
inititation and re-establishment. It thereforе shall natively underlie IP
mobility.


thanks for your consideration

-Hui

2009/1/12 Toni Stoev <ietf(_at_)tonistoev(_dot_)info>

On Monday 12 January 2009 00:51:24 TSG sent:
Toni Stoev wrote:
Hi,

DNS job

When a connection to a network node is to be initiated its DNS name
is
resolved to an IP address which shows the location of the node on the
network. So network nodes are findable by name even if their locations
change.

I think you are backwards...  The nodes are still reachable if they
change their physical location or the assigned networks addresses
temporarily mapped too those names by DNS or DHCP.

Findable, not reachable, even just identifiable, is what is essential
for
the naming system DNS.

The job of the DNS is to identify a node by its name. Another job
is to
maintain information about node's current location so a new connection
can
be started at any time.

Hmm... I think the job of DNS is to map the 'text based system names'
to
a network address that the routing infrastructure and features can
create a set of pathways for that data to reach said system.

The job of the Domain Name System, not routing or delivery system, is
to
map names to identity. Furthermore, identity mapped to may be of entire
routing domains, aggregating nodes.

Why should DNS be bothered with connectivity and/or topology
status?
There must be a distinct mechanism to handle mapping of node
identity
to network location.

GeoPriv would have you believe that another

Still network location is disticnt from geographic.

I suggest that there be a networking asset, an address type, that
represents network identity of nodes. And addresses of that type be
resolved
to by DNS name queries and be mapping to unicast network addresses.
This way DNS shall be unburdened of connectivity, routing and
reachability
issues related to named nodes.
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