Do ATM-based Exchange Points make sense anymore?
bmanning at karoshi.com
bmanning at karoshi.com
Thu Aug 8 18:12:05 UTC 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
>
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