nanog mailing list archives

Re: links on the blink (fwd)


From: hwb () upeksa sdsc edu (Hans-Werner Braun)
Date: Sat, 4 Nov 95 7:31:05 PST

I have heard this argument very many times (and used it myself, and
sure understand it at a technical level). It is a very network-centric
argument serving a specific service provider.  As a customer I don't
buy it. You guys need to take a customer centric approach and make the
customers happy. You sell yourselves and get money as services providers
for the *Internet* not your *local environment*.  If you only sell
XYZnet services, not problem, but please then do not advertise you
provide Internet services just because you are marginally connected to
the rest of the world with no clue about how to make the NANOG and
global system work.

In the end this will be a market driven by customers, not service
providers. Customers will make the rules and will determine whether a
service is good or lousy. Look for other examples. If my power outlets
would regularly drop to 50 volts (or zero) I would get quite irritated.
"Power" is sold on the open market between service providers. I would
not accept an argument from a local service provider that my power is
always dropping because some service provider 2,000 miles away is
screwing up. I would consider that to be their problem to watch out for
such things and to coordinate it right.  Same with phones. I don't care
what region you are in, but if I would call you, above the 99th
percentile, as long as you are close to your phone and pick up, my call
will get through and work without significant service degradations
*despite* the fact that there are at least three service prodivers
(local, long distance, local) involved. Why? Because power and phone
companies have their shit together on that stuff, and coordinate and
cooperate because they do understand they are all in the same boat. Of
course, obviously it is not a fairly new and anarchic environment
there, but has grown quite well into coordination. Are you guys up to
it, or would you need regulation do it for you? Y'know, life can be
easier if your parents tell you what to do, if you cannot get your act
together yourself. Less stress, too. Less flexibility as well, perhaps,
but methinks we have to choose some optimization function here, and buy
off on the cost.

In the end, this is not a sandbox for having a good time. People today
*depend* on their network connection, and that it works is importenat
to them. You *have* to go beyond just thinking locally.


On Sat, 4 Nov 1995, Nathan Stratton wrote:

On Fri, 3 Nov 1995, Hans-Werner Braun wrote:

I think Dave has the right idea here. Given the lousy overall network
performance that I (and others) are often seeing for months from
varieties of service providers, I think the service providers should be
forced to provide rebates. I frequently have 10% packet losses to get
from where I am to the Bay area (via New York). And my service
provider (CERFnet) is telling me that their service provider (Sprint)
is not even answering to their trouble reports.

Well, I think the problem is that providers lock people in 1 and 2 year 
contracts so if people get bad service they are stuck. That is why I only 
have month to month service, if people don't like there T1 then they can 
quit. I think we need more providers to do that, I know of a lot users 
that are on providers that want to switch, but have 8 months left on 
their contract.

Some comments from my side, which are, however, not official comments of 
IDT Internet Services:

Internet works the way that a provider can only guarantee a standard of 
quality within the perimeter of the provider's networks. E.g. guarantee a 
customer that he is a certain number of hops away to the meetpoints, or 
hand out a latency matrix between POPs, guarantee that the packet loss is 
under a certain margin, and of course, guarantee a certain percentage of 
uptime.

There is no way to talk about end to end connectivity quality assurance. 
I have at all times at least one customer raging about how bad we are 
reachable, and that his partners on other networks can only get to us 
with such and such a delay/packet loss/unavailability. 

The understanding must be that a provider can ony control the own 
network. How traffic is routed outside is mostly uncontrollable, because 
most people do not run route servers yet that would take a policy from 
the radb (I have no special policy in btw, but will do this as soon as we 
run our route servers).

From this I would say it is a very different issue, if a provider has 
quality of service problems within the own network: e.g. a NOC not 
answering, sluggish links, packet loss above a normal tolerable level. 
I would say, that in 
such cases any contract can be terminated, and sued. But, of course a 
customer must be certain that the problems are caused within his 
provider's network. That's where most people are not sure, of course, 
even most 'consultants' have in reality no clue how to check something 
like this.

Mike


Nathan Stratton                CEO, NetRail, Inc.    Your Gateway to the World!
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