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[IP-Optical] RE: Optical link bundling. Was Re: DraftMinutes From Pittsburgh

  • From: Yong Xue <yxue@UU.NET>
  • Date: Tue, 24 Oct 2000 09:04:24 -0400 (EDT)
  • cc: mpls@UU.NET, ip-optical@lists.bell-labs.com


Hi, Yangguang,

It's for traffic engineering purpose. As an ISP, ip service
is provided and routers know where and when the new cross-OTN
connections are needed assuming they have all the intelligentce.

/Yong

On Mon, 23 Oct 2000, Yangguang Xu wrote:

> Hi, Yong
> 
> A question on your comments.
> 
> > (router determines the explicit routes). 
> 
> This point has been raised by several folks. It really confuses me. If the
> optical switches are equipped with path calculation ability, what's the benefit
> to bother router to determine the explicit routes within optical domain
> (assuming router can be smart enough to handle all optical network specific
> attributes and constrains) than just have routers to determine the end points of
> optical trails.
> 
> Thanks,
> 
> Yangguang
>