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Re: Ground up MPLS deployment

  • From: Robert Raszuk <raszuk@cisco.com>
  • Date: Fri, 17 May 2002 13:50:24 +0200
  • CC: "jeffrey.welch" <jeffrey.welch@spectrum-health.org>, mpls-ops <mpls-ops@mplsrc.com>, "ryan.brotherton" <ryan.brotherton@spectrum-health.org>
  • Organization: Signature: http://www.employees.org/~raszuk/sig/
  • Resent-Date: Fri, 17 May 2002 09:10:18 -0400
  • To: Jacinto Velasco <Jacinto.Velasco@marconi.com>

Jacinto,

Would you mind explaining what is exactly meant by "mpls complexivity"
???

R.

> Jacinto Velasco wrote:
> 
> 1-> There should not be any regarding the network, but due to mpls
> complexivity  the management of the network will need more attention.
> 2-> I do not think changing to ISIS will introduce any benefit as it should
> not be a large network (I guess).
> 3-> If we think about data traffic (not video) MPLS will not make it any
> much better in a small environment, probably you will encounter more
> benefits if talking about video packets.
> 
> Regards,
> Jacinto
> 
> jeffrey.welch@spectrum-health.org on 16/05/2002 21:09:00
> 
> To:   mpls-ops@mplsrc.com
> cc:   ryan.brotherton@spectrum-health.org
> 
> Subject:  [MPLS-OPS]: Ground up MPLS deployment
> 
>  Ladies and Gentlemen,
> 
>  I'm working on a complete network redesign that will replace an ATM core
> with a fully meshed redundant Gigabit ethernet core and edge solution. I've
> administered MPLS networks in the past, (OC-48 POS backbone running IS-IS,
> MPLS and RSVP.) but have never deployed it personally. As this is a brand
> new network being implemented, topology and all, it seemed like a good time
> to look at MPLS as a possible augmentation to the Gig-E network going into
> place. My questions are:
> 
> 1) Are there any known issues with utilizing MPLS in a smaller MAN (Metro
> Area Network) type environment?
> 
> 2) The current IGP of choice is OSPF. We are not running BGP across the
> core at all, as this is a hospital and the internal network that we're
> replacing is private. Would a protocol change to IS-IS be beneficial at
> all? OR will OSPF work just fine? (I think it will, but just want to be
> sure.)
> 
> 3) MPLS is a good fit within an ethernet environment due to the QoS
> constraints inherent in ethernet technology. Will MPLS provide the level of
> QoS needed to support the sensitive information contained in a hospital
> type network? (This is my first experience in a health care organization,
> where lives are literally at times dependant on the information provided
> across the network.) 5 nines seems to be the basic requirements here.
> 
>  Any information, leads, or suggestions would be a big help.
>  Thank you all for your time.
> 
> Jeffrey E. Welch
> Sr. Data Communications Specialist
> Network Infrastructure
> Office 616-391-2856
> Pager 616-931-6346
> Mobile 810-730-3169
> 
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