Re: Tierwise ISPs

Hi Santiago,

You can check the following link, it may help.

http://www.ntt.net/english/library/pdf/IDCTier1-Whitepaper.pdf

-- 
Maulik Parekh
On Sat, Nov 28, 2009 at 6:10 PM, Santiago Enciso
<santiago.enciso_at_gmail.com>wrote:
> Hello GS, if I want yo read further on this can you suggest a book.
>
> Thanks
>
> Santiago E
>
>
> On Sat, Nov 28, 2009 at 6:41 AM, Iwan Hoogendoorn <iwan_at_ipexpert.com>
> wrote:
>
> > Hi Bhuvanesh ,
> >
> >
> > A Tier 1 network is an IP network that participates in the Internet
> > solely via Settlement Free Interconnection, also known as settlement
> > free peering.
> >
> > Tier 2 - A network that peers with some networks, but still purchases
> > IP transit or pays settlements to reach at least some portion of the
> > Internet.
> >
> > Tier 3 - A network that solely purchases transit from other networks
> > to reach the Internet.
> >
> > --
> > Regards,
> >
> > Iwan Hoogendoorn
> > CCIE #13084 (R&S / Security / SP)
> > Sr. Support Engineer   IPexpert, Inc.
> > URL: http://www.IPexpert.com
> >
> > On Sat, Nov 28, 2009 at 10:08 AM, Bhuvanesh Rajput <ashu2084_at_gmail.com>
> > wrote:
> > > Hi Experts,
> > >
> > > Can anyone help me to understand the eligibility criteria for
> Tier-1/2/3
> > > ISPs?
> > > How does the ISP qualify for tierwise status & who validates this
> status?
> > > Brgds
> > > Bhuvanesh Rajput
> > > CCIE(R&S)#24341
> > >
> > >
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> >
> >
> >
> >
> >
> >
> >
>
>
> --
> -----------------------------
> Santiago Enciso
> CCNA/CCDA/CCNP
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
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