Re: Access to raw network data

2019-05-05 Thread Valdis Klētnieks
On Mon, 06 May 2019 03:59:18 -, lobna gouda said:
> Does anyone know if there is public sources for network data that can be use
> to train model?

What data, and what model? What problem are you trying to solve by training
a model?

Hint:  A model trained on data from Comcast's network is probably going to
explode when you try to apply it to Google's internal network, because network
design and conditions will be vastly different.


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Access to raw network data

2019-05-05 Thread lobna gouda
Hello,

Does anyone know if there is public sources for network data that can be use to 
train model?  If not public, can someone provide access for research and all 
data confidentially rights  will be preserved.

Brgds,

LG


Re: any interesting/useful resources available to IPv6 only?

2019-05-05 Thread Doug Barton

On 5/3/19 1:33 PM, Mohammad Khalil wrote:

Hello all
I have prepared something in the past you might find useful (hopefully).


First, it's considered rude to send attachments of any size to a mailing 
list, never mind one that's almost 2 megs in size. Much better to put it 
on a web site somewhere and send a URL.


Second, I normally wouldn't respond to something like this, except that 
there are so many errors and bad ideas in your document that I felt 
compelled to respond lest someone find it in the archives and rely on 
it. I will assume that your intentions were good here, however your 
results are dangerous, in the sense that someone reading your document 
would be worse off than if they had not read it.


Taking one tidbit from one of your early paragraphs, "The IPv6 protocol 
creates a 128-bit address, four times the size of the 32-bit IPv4 
standard." There is, sort of, a sense in which you could say that the 
addresses themselves are four times the size, but it creates a dangerous 
impression that the total address space of IPv6 is only four times the 
size of IPv4; and it's the address space that is the thing actually 
worth talking about.


Many of your other errors also involve math, which suggests a lack of 
understanding of basic networking concepts, binary math, etc. For 
example, "With 264 available addresses per segment, it is highly 
unlikely to see prefix lengths shorter than /64 for segments that host 
end systems." A /64 segment in IPv6 has 2^64 address, or the entire IPv4 
address range, squared. Maybe you meant to say 2^64 and forgot the 
exponent indicator? Given that you correctly identify exponents in other 
sections, it's hard to tell.


The document is also out of date in regards to the latest protocol 
changes, deprecations, etc.; and further out of date in regards to how 
operators are actually implementing IPv6.


Again, sorry to pile on ...

If anyone is looking for a pretty good introduction to the basics of 
IPv6 the Wikipedia article is a good start.


hope this helps,

Doug


Re: any interesting/useful resources available to IPv6 only?

2019-05-05 Thread Pshem Kowalczyk
I've found a VPS provider (https://www.vultr.com/pricing/) that offers
cheaper instances with IPv6 only. I suspect that there might be others, as
ultimately those sort of services can't really escape the issue by using
NAT.

kind regards
Pshem


On Sat, 4 May 2019 at 03:15, Brian J. Murrell  wrote:

> Hi,
>
> I am trying to make a case (to old fuddy-duddies, which is why I even
> need to actually make a case) for IPv6 for my own selfish reasons.  :-)
>
> I wonder if anyone has any references to interesting/useful/otherwise
> resources on are only available to IPv6 users that they can forward to
> me.
>
> Cheers,
> b.
>
>


Re: any interesting/useful resources available to IPv6 only?

2019-05-05 Thread Marco Davids via NANOG

Op 03-05-19 om 17:14 schreef Brian J. Murrell:


I wonder if anyone has any references to interesting/useful/otherwise
resources on are only available to IPv6 users that they can forward to
me.


Most of my personals websites are IPv6-only, but they are neither 
interesting nor useful.


Although, perhaps https://dnslabs.nl/ is of any use, because I made 
every attempt to make it entirely IPv6-only, including it's 
authoritative name servers. That sometimes leads to interesting results.


And furthermore I'd like to recommend a site that is not mine, but that 
I appreciate a lot: https://42.be/


--
Marco