. An alternative was to let routers
record MTU, say, in flow label field.
Masataka Ohta
the routers on the path
of the packet is IPv6 capable.
The only reliable PMTU information is that which comes
from a trusted end node.
As P of PMTU means PATH, the end node does not have PMTU
information, unless the information is collected by routers
on the path.
Masataka Ohta
is already overkill) at the core
backbone, which makes high speed backbone routers not very
expensive and faster.
Though multicast and QoS needs more bits, they, anyway, need
separate mechanism.
Masataka Ohta
governance, what's wrong to make ICANN the scape goat
by giving ICANN governance, which has nothing to do with the Internet
governance, to some of the countries?
Masataka Ohta
, as long as there is a single source of
information. Hierarchy may be useful if a single entity manages
all the anycast root servers. However, you can manage your own.
Finally, using only a single address, F, does not provide any
real robustness.
Masataka Ohta
.
No, no need of apologies.
Finally, using only a single address, F, does not provide any
real robustness.
Fortunately there are twelve other root nameservers.
But, one should have one's own three root servers with different addresses.
Masataka Ohta
already in
place.
Unlimited? The limitation on public part is 20 digits.
Ad hoc extension beyond hardware supported length at that time will
fatally hurt performance.
Masataka Ohta
limits numbers to 20 digits today?
On psuedo packet network, such as X.25 or ATM, with full of
connection, packets are forwarded by hardware with short
connection ids where e.164 numbers are used at the time of
complex signalling processed by software.
Masataka Ohta
a lot for them to enforce ITU standards.
Masataka Ohta
of security problems.
I'm not surprised some of them are national ones.
Masataka Ohta
packet.
Not a huge deal. And there's always header compression.
Stateless autoconfig is mostly useless feature applicable only
to hosts within a private IP network that 64 bits could have
worked.
128 bit is here to enable separation of 64 bit structured ID
and 64 bit locator.
Masataka Ohta
the id.
So, there is no security nor convenience.
Masataka Ohta
)?
The only thing economists should observe is that ISP service
with a lot of IP addresses is charged a lot more than that
with a single IP address.
The difference reflects the real world evaluation on the cost
of NAT.
Masataka Ohta
on the order
of 9/11?
yes, actually, we do. (or at least the f-root operator does.)
Can you explain, the reactions of people who have been engaging
in root server operations against anycast without comprehending
the dynamics of anycast, as observed in the last month in IETF
DNS OP ML?
Masataka
time to
drop it.
With exponential back-off with base 2, 10ms of initial delay
becomes 40s after 12 attempts of retry.
Note that 25000ms of delay does not necessarily mean that a station
has a large buffer.
Masataka Ohta
) in a pinch. (As always, your milage
may vary. These results were obtained with spare hardware lying around
my house.)
The results, it seems to me, completely agree with the conventional
wisdom.
Masataka Ohta
may be
a good strategy to improve latency.
Masataka Ohta
income
of registration.
But, even such argument is not applicable to email names.
Masataka Ohta
and terminal adaptors is the natural way
of voice over the Internet.
Note that end to end architecture means ultimate availability of
fate sharing.
Masataka Ohta
PS
According to the end to end principle, end user equipments should
have their own power backup, of course, which is also the case
.
Masataka Ohta
?
Masataka Ohta
Dean;
Specifically, you insist that DNS queries, via DNS _protocol_
can be used to check if a domain exists.
No, I never.
Masataka Ohta
Keith;
Your mistake (or, is it intentional?) is to have narrowed the focus
of the discussion that your point is on a minor protocol issue of
an e-mail protocol.
Yes, you should conclude it.
In general, trying to teach things to people with read-only minds is an
exercise in futility.
Exactly.
.
domain names matching a wildcard is assumed to exist.
Masataka Ohta
.
Masataka Ohta
are part of the DNS protocol.
You are still trying to confuse the system and a protocol in vain.
Our concern is not merely on a protocol but on the DNS system as a whole.
Masataka Ohta
.
Masataka Ohta
domain names.
PERIOD.
Masataka Ohta
much
to do with DNS.
Verisign can still continue to operate their current registry
for com and net for their whois query, though it has nothing
to do with com and net TLDs in DNS reply.
Masataka Ohta
Tim;
So when are Verisign's rights to handle .net/.com up for renewal?
It seems we should see that they don't get a renewal.
Which .net/.com? Whois ones or DNS ones?
Whois ones may be updated by Verisign, forever. :-)
Tim
On Sat, Sep 20, 2003 at 03:04:52PM +0859, Masataka Ohta wrote
is to reject NS answers, if it is identical to wildcarded
one, though it has several side effects.
Masataka Ohta
to verisign, not domain names open for
registration.
So, the remaining question is whether the stupidity is interesting
enough to make verisign not to be qualified to be a gtld registry
anymore or not.
Masataka Ohta
.
Masataka Ohta
---
INTERNET DRAFT M. Ohta
draft-ohta-broken-tld--1.txt Tokyo Institute of Technology
September 2003
to the real world operational
requirements for the IPv4 Internet to make IPv6 more acceptable to
ISPs and end users.
Masataka Ohta
.
Masataka Ohta
with TAs?
Masataka Ohta
.
Masataka Ohta
?
Masataka Ohta
definitions.
We really suffer, if you try to unify them.
Masataka Ohta
not be regulated?
It is.
Paradoxical reguration on voice in US is a US local issue.
Masataka Ohta
no room
to store content type.
Masataka Ohta
that text files
on OSes should use MIME format to support other tags such as
charset).
Rest of us righteously ignored it.
Words that come to mind to describe this include: Willful, Criminal, and
Negligence.
Exactly. But, see above.
Masataka Ohta
, the
condition of loss of connectivity varies application by application
that the multihoming must directly be controlled by application
programs.
Masataka Ohta
PS
Layering is abstraction and not indirection at all.
.
Masataka Ohta
. It's not bad if ISPs are
competitive and backbone bandwidth were expensive.
Masataka Ohta
.
Prioritization is orthogonal to uni/mulitcast issue.
Users will favour those ISPs which prioritize unicast and pay more money.
Other users may use the prioritized multicast for 1:1 communication.
Masataka Ohta
is
operated.
Well organized standardization body such as IETF is an intermediate
intelligent entity between end users and the Internet.
That is, according to the principle, an intermediate intelligent
entity of IETF MUST be removed.
Masataka Ohta
by IETF or ISOC, but...
Are you all assuming that individuals can not submit RFCs?
Masataka Ohta
/
Masataka Ohta
bandwidth allocation is pretty useless if there isn't enough bandwidth
to tweak.
I'm aware of that.
Then, there is no reason to insist on detailed terminology of useles
protocols such as ATM and RSVP.
Masataka Ohta
.
Masataka Ohta
is that a protocol to tweak the control of an underlying
bandwidth allocation is pretty useless if there isn't enough bandwidth
to tweak.
You can't reserve 1Gbps on the best effort path with T1 circuit, even
if the T1 circuit is not broken.
Masataka Ohta
.
Masataka Ohta
not on flows is incorrect.
Masataka Ohta
useless
without QoS routing.
Masataka Ohta
fragment, however, has full information on source and
destination hosts and is a datagram, though, it does not have full
information on source and destination ports, which is not an
internetworking issue.
Masataka Ohta
small holes of connectivity.
Masataka Ohta
have time.
Masataka Ohta
.
Masataka Ohta
2022 escape sequence is the way to go.
My opinion, which I stated in RFC 1766, and have found no reason to change.
It was already denied by real world examples.
Masataka Ohta
Erkki I. Kolehmainen;
The use of local character sets (encoding) is doomed for particularly ww
information interchange.
Interestingly enough, ww information interchange is working very
well with local character sets.
The reason is because only people sharing a language, a scripting
system
dame
follows, as you can easily guess, usual folding rules for Latin-based
scripts.
But, anyway, the discussion so far in IETF list is enough to deny IDN.
I'm happy to discontinue the thread, then.
Masataka Ohta
PS
I have found a theory
Keith;
I think you missed the important point. It's not the NAT vendors, it's
the ISPs.
I'll grant that ISPs have something to do with it. But there is a
shortage of IPv4 addresses, so it's not as if anybody can have as
many as they want.
Wrong.
There actually is no shortage of IPv4
, local
character set serves better for the context.
Masataka Ohta
.
Masataka Ohta
lationship that, even if multicast is free, customers do not bother
to use multicast if they pay flat rate to receive any amount of unicast
traffic
Those serving the customers simply increase the number of capacity
of servers, of course.
Masataka Ohta
consumes a precious resource of routing table
entry that multicast is a resource reserving communication.
Masataka Ohta
my column
article on the most recent IPSJ magazine for details.
That's all.
Masataka Ohta
. ;-)
Masataka Ohta
ng the CATENET model, internet should not include
large link layer, which ATM network dreamed to be.
Masataka Ohta
and IESG make the same
statement that assignments should be /48.
Masataka Ohta
all and it's working.
Masataka Ohta
is an advantage/disadvantage in some
"marketspace"?
They can justify them locally within local marketspaces, of course.
However, they can't justify to call them internationalization.
Masataka Ohta
on to ISO 10646
as I demonstrated, as a silly joke, in RFC 1815.
Masataka Ohta
PS
Note that MIME charsets of "ISO-8859-*" also removes the essential
but optional feature of ISO 2022 to give localization information
inline, which makes MIME useful for "ISO-8859-*".
.
Masataka Ohta
the local domains.
But, it can be said that gTLDs are not a proper place to put local
names.
Masataka Ohta
with internationalization.
Masataka Ohta
code.
Postal address with various characters needs human intervention for
complex matching and is similar not to DNS but to search engines.
Masataka Ohta
characters
internationally recognizable by so many people.
Masataka Ohta
n wireless
internet services.
Why do you think "mobile" delays wireless Internet services?
IP mobility protocol is out there and AAA is a problem of
wireless, not mobile, Internet services.
Masataka Ohta
systems.
Masataka Ohta
.
Masataka Ohta
discuss it in a specific WG (VPIM).
But you should not bother people in IETF mailing list by repeating
an obvious fact that both WAP and iMODE are dead-end technologies.
Masataka Ohta
.
Masataka Ohta
re stupid.
Actually, it is not stupid. Instead, it is stupid if ID editors were not
responsible for keeping records of expired IDs.
If is wise if all the expired IDs are put under:
ftp:ftp.ietf.org/expired-internet-drafts/
or somewhere else.
Masataka Ohta
services for mobile devices go, the
key issue is "Efficiency".
No. It is wrong to assume that bandwidth for mobile devices is
limited forever.
Simplicity is the key issue.
Masataka Ohta
so trying to support mobility.
No.
My draft says nothing about mobility, because it is no difficult.
Masataka Ohta
READ THE DRAFT.
Two implementations are pointed to.
It's regrettable that you are using both of them.
Masataka Ohta
r extended
discusssion
Maybe. But it means that entire IETF is the wrong place. Here is a
better place than IPNG WG committee list, where removal of features
can not be accepted.
Masataka Ohta
.
Masataka Ohta
) for less important applications like phone calling or
web browsing.
Masataka Ohta
is, the phone number is merely an identity name, which is converted
into a location name by a database lookup.
In that sense, DNS names are randomly (more aggressive than sequentially)
assigned addresses.
Masataka Ohta
the phrase "end-to-end", the essence of
the Internet.
Masataka Ohta
, because their backbone is a private network.
Masataka Ohta
e can not be free and can not compete
with telephone network), I just confirmed voice quality good enough
between Taiwan and Japan through USA.
Run this kind of protocol over Ricochet terminal and WAP and iMODE
will disapper.
Masataka Ohta
PS
You can purchase a prototype terminal adapter.
.
IETF is "Internet Engineering Task Force", not "IP Engineering
Task Force".
IETF can't say anything to braindead protocols of braindead providers
in their purely private IP network.
Masataka Ohta
.
Resist entropy.
You can't.
Entropy and the number of RFCs monotonically increase.
Masataka Ohta
models.
Exuse? If you mean execution or decapitalization, yes, I will.
Masataka Ohta
to make it illegal for these types of organisations call
their service "Internet" or "internet".
It's something like "Olympic".
Masataka Ohta
Dear all;
Based on the previous discussion,
Jon In message [EMAIL PROTECTED], Masataka Ohta ty
Jon ped:
Jon
Jon Is it fair if providers using iMODE or WAP are advertised
Jon to be ISPs?
Jon
Jon Is it fair if providers using NAT are advertised to be ISPs?
Jon
Jon
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