[168909] in North American Network Operators' Group
Re: carrier comparison
daemon@ATHENA.MIT.EDU (Patrick W. Gilmore)
Thu Feb 6 11:28:27 2014
From: "Patrick W. Gilmore" <patrick@ianai.net>
In-Reply-To: <FB00048F-ACA0-4DF5-BA00-7CB1F114A457@2600hz.com>
Date: Thu, 6 Feb 2014 11:28:03 -0500
To: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Feb 6, 2014, at 11:22, Joshua Goldbard <j@2600hz.com> wrote:
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> Cogent always has the cheapest rates
Objectively, provably false.
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TTFN,
patrick
> but they also have the most peering disputes of any operator. I've seen in=
tra-data center hops between cogent and Verizon take over 150ms.
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> As with all things Internet, your mileage may vary. I would not put someth=
ing with a 5 9'a uptime requirement on cogent without a failover circuit. Fo=
r less sensitive applications it seems like a win.
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> The Internet is both incredibly robust and fragile simultaneously.
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> Cheers,
> Joshua
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> Sent from my iPhone
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>> On Feb 6, 2014, at 8:06 AM, "Vlade Ristevski" <vristevs@ramapo.edu> wrote=
:
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>> We have had Cogent over Verizon's Fiber for more than a few years now. Co=
gent goes down once at year at minimum. They had 2 outages in a single day a=
couple days ago in Northern NJ. One in the AM "..caused by a power outage i=
n a vendor data center where Cogent is collocated." They went on to have ano=
ther outage at around 9:30 PM on the same day for which I'm still waiting fo=
r an RFO. During this outage, they still were advertising our BGP routes so w=
e didn't fail over to our 2nd provider. I notice that happens alot with them=
. When they go down, they still advertise your routes.
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>> As far as price goes, for us Cogent is cheap but Lightpath is cheaper.
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>> Our college is kind of far from things so we don't have a lot of outside f=
iber coming. The last mile fiber for both of our connections are different f=
rom our Internet providers. I've never had a big issue with the two working w=
ith each other. The only issue we had is I suspected we weren't getting as m=
uch bandwidth as we paid for. They had to work out where the policer and/or b=
ottle neck was. This is the only issue we had in 5 years with this set up an=
d it got resolved. IME, when there is a full outage, it's always been clear w=
ho the responsible party is.
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>>> On 2/6/2014 10:17 AM, Adam Greene wrote:
>>> Hi,
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>>> We're a small ISP / datacenter with a Time Warner fiber-based DIA contra=
ct
>>> that is coming up for renewal.
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>>> We're getting much better pricing offers from Cogent, and are finding ou=
t
>>> what Level 3 can do for us as well. Both providers will use Time Warner
>>> fiber for last mile.
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>>> My questions are:
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>>> - Will we be sacrificing quality if we spring for Cogent?
>>> (yesterday's Cogent/Verizon thread provided some cold chills for my spin=
e)
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>>> - Is there a risk with contracting a carrier that utilizes anot=
her
>>> carrier (such as Time Warner) for the last mile? (i.e. if there is a
>>> downtime situation, are we going to be caught in a web of confusion and
>>> finger-pointing that delays problem resolution)?
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>>> - How are peoples' experiences with L3 vs TWC?
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>>> Although I assume everyone on the list would be interested in what other=
s
>>> have to say about these questions, out of respect for the carriers in
>>> question, I encourage you to email frank opinions off list.
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>>> Or if there are third party tools or resources you know that I could con=
sult
>>> to deduce the answers to these questions myself, they are most welcome.
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>>> Thanks,
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>>> Adam
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