North American Network Operators Group
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Re: Do ATM-based Exchange Points make sense anymore?

  • From: bmanning
  • Date: Thu Aug 08 14:21:23 2002 
 SDR/DPT was been deployed in a couple of exchanges and is actively
 being phased out for a number of reasons. 

> 
> 
> Given that your analysis could be used to make decisions about exchange 
> point architecture, I wonder if you would consider adding RPR IEEE 802.17 
> into the mix?
> While I don't know of anyone using RPR in an exchange point, there 
> certainly are products on the market and not just Cisco's SRP/DPT. Within 
> Ebone we were using SRP/DPT rings quite successfully in our PoP 
> architecture, i.e. it does work in the real world. I know that the 
> marketing side of RPR is promoting it as a metro area solution, but it 
> works just as well in a PoP. Given that you are comparing a PoP oriented 
> technology (Ethernet) with a metro area technology (ATM), I think it makes 
> sense to take a serious look at a technology that covers both.
> 
> --Michael Dillon
>