Re: DWDM Metro Access Design

2011-03-22 Thread Alexander Harrowell
What's the constraint that rules out using SONET or something similar, which is designed to give you a robust ring topology? I think it's probably quite important to know whether that's really, absolutely out of the question, or whether it's a possibility to relax that in favour of a less painfu

Re: DWDM Metro Access Design

2011-03-21 Thread Livio Zanol Puppim
I don't rally care about the uptime at the spokes. It's not my responsability to maintain the spokes sites, we'll just give communication to our network. I know that I'll have single point of failure in my topology, like having just one HUB, but I just don't want a spoke interfering in the opearti

Re: DWDM Metro Access Design

2011-03-21 Thread Michael K. Smith - Adhost
On 3/21/11 5:36 PM, "Livio Zanol Puppim" wrote: >Hello, > >I don't know if this is the appropriate list for this kind of subject, so >if >anyone knows another specific list, please tell me... > >I'm analysing several DWDM designs to implement at my city, but I'm still >a >bit confusing about the