NDA’s in effect so can’t post specific numbers … 

 

From: Af [mailto:af-boun...@afmug.com] On Behalf Of Erich Kaiser
Sent: July 2, 2016 6:07 PM
To: af@afmug.com
Subject: Re: [AFMUG] Cogent

 

I agree, Cogent does not want a PNI they want to sell you their transit and 
don't care what you do with it, at least that is my experience.   What type of 
bandwidth levels did you have to get to with them to be able to do a PNI?




 

Erich Kaiser

North Central Tower

er...@northcentraltower.com <mailto:er...@northcentraltower.com> 

Office: 630-621-4804

Cell: 630-777-9291

 

 

On Sat, Jul 2, 2016 at 1:33 PM, Mike Hammett <af...@ics-il.net 
<mailto:af...@ics-il.net> > wrote:

I would also like to point out that very few networks on this list (I'm 
surprised you are) would have the scale to peer with Cogent. I ws referring to 
using BGP communities to limit one's Cogent transit to their customers only.



-----
Mike Hammett
 <http://www.ics-il.com/> Intelligent Computing Solutions
 <https://www.facebook.com/ICSIL>  
<https://plus.google.com/+IntelligentComputingSolutionsDeKalb>  
<https://www.linkedin.com/company/intelligent-computing-solutions>  
<https://twitter.com/ICSIL> 
 <http://www.midwest-ix.com/> Midwest Internet Exchange
 <https://www.facebook.com/mdwestix>  
<https://www.linkedin.com/company/midwest-internet-exchange>  
<https://twitter.com/mdwestix> 
 <http://www.thebrotherswisp.com/> The Brothers WISP
 <https://www.facebook.com/thebrotherswisp>  
<https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> 





  _____  


From: "Paul Stewart" <p...@paulstewart.org <mailto:p...@paulstewart.org> >
To: af@afmug.com <mailto:af@afmug.com> 
Sent: Saturday, July 2, 2016 12:34:51 PM
Subject: Re: [AFMUG] Cogent

Not sure what there is to take advantage of … we prefer peering always over 
transit.  PNI higher than public peering – pretty standard stuff for a lot of 
networks….

 

75k or so routes from them on-net of which about 35k are “best route” against 
other peered route options to their customers.

 

From: Af [mailto:af-boun...@afmug.com <mailto:af-boun...@afmug.com> ] On Behalf 
Of Mike Hammett
Sent: July 2, 2016 8:49 AM
To: af@afmug.com <mailto:af@afmug.com> 
Subject: Re: [AFMUG] Cogent

 

I think you need some BGP tweaks to better take advantage of Cogent, given the 
scale of their network.

 <http://bgp.he.net/report/peers> http://bgp.he.net/report/peers
 <http://as-rank.caida.org/> http://as-rank.caida.org/
 <http://research.dyn.com/2016/04/a-bakers-dozen-2015-edition/> 
http://research.dyn.com/2016/04/a-bakers-dozen-2015-edition/



-----
Mike Hammett
 <http://www.ics-il.com/> Intelligent Computing Solutions
 <https://www.facebook.com/ICSIL>  
<https://plus.google.com/+IntelligentComputingSolutionsDeKalb>  
<https://www.linkedin.com/company/intelligent-computing-solutions>  
<https://twitter.com/ICSIL> 
 <http://www.midwest-ix.com/> Midwest Internet Exchange
 <https://www.facebook.com/mdwestix>  
<https://www.linkedin.com/company/midwest-internet-exchange>  
<https://twitter.com/mdwestix> 
 <http://www.thebrotherswisp.com/> The Brothers WISP
 <https://www.facebook.com/thebrotherswisp>  
<https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> 





  _____  


From: "Paul Stewart" <p...@paulstewart.org <mailto:p...@paulstewart.org> >
To: af@afmug.com <mailto:af@afmug.com> 
Sent: Saturday, July 2, 2016 7:23:50 AM
Subject: Re: [AFMUG] Cogent

That number of directly connected customers is dropping … we used to buy 
transit from them a number of years back – a lot of issues with routing in 
different regions, mainly in the US … then we dropped their transit and peered 
with them on PNI’s.  The traffic (which is only their on-net traffic to be 
specific) hasn’t changed much in last couple of years, I think it’s actually 
dropped some – but regardless it accounts for only 3% of our traffic in total ….

 

Paul

 

 

From: Af [ <mailto:af-boun...@afmug.com> mailto:af-boun...@afmug.com] On Behalf 
Of Peter Kranz
Sent: July 2, 2016 2:04 AM
To:  <mailto:af@afmug.com> af@afmug.com
Subject: Re: [AFMUG] Cogent

 

Cogent is great as long as you have another peer to balance out “issues”. They 
have a shitload of the internet as directly connected customers. 

 

-PK

 

From: Af [ <mailto:af-boun...@afmug.com> mailto:af-boun...@afmug.com] On Behalf 
Of Mike Hammett
Sent: Friday, July 01, 2016 6:44 PM
To:  <mailto:af@afmug.com> af@afmug.com
Subject: Re: [AFMUG] Cogent

 

Location does make a big difference. I would in no way use them for a single 
upstream. For one, Cogent doesn't have the entire IPv6 Internet. They are great 
in a mix, especially if you have a route management platform or take only 
customer routes.



-----
Mike Hammett
 <http://www.ics-il.com/> Intelligent Computing Solutions
 <https://www.facebook.com/ICSIL>  
<https://plus.google.com/+IntelligentComputingSolutionsDeKalb>  
<https://www.linkedin.com/company/intelligent-computing-solutions>  
<https://twitter.com/ICSIL> 
 <http://www.midwest-ix.com/> Midwest Internet Exchange
 <https://www.facebook.com/mdwestix>  
<https://www.linkedin.com/company/midwest-internet-exchange>  
<https://twitter.com/mdwestix> 
 <http://www.thebrotherswisp.com/> The Brothers WISP
 <https://www.facebook.com/thebrotherswisp>  
<https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> 





  _____  


From: "Jason McKemie" < <mailto:j.mcke...@veloxinetbroadband.com> 
j.mcke...@veloxinetbroadband.com>
To:  <mailto:af@afmug.com> af@afmug.com
Sent: Friday, July 1, 2016 5:52:04 PM
Subject: [AFMUG] Cogent

Does anyone have experience with Cogent as a primary upstream? Good, bad, ugly? 
I assume the service location makes some difference as well.

 

-Jason

 

 

 

 

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