The Calix active stuff is $$$$$ though, especially when you do the CSFP modules. Something like the Ignitenet Fusionswitch fiber and Fiberstore bidi SFPs is much more reasonable. I can sacrifice 1RU per 24 customers for that kind of price difference.
On Mon, Jul 31, 2017 at 4:06 PM, George Skorup <[email protected]> wrote: > If I were you, I would take a serious look at GPON shelves like ZTE and > Calix. CSFP modules let you put two BiDi AE customers on a single slot. 24 > port line-card = 48 AE customers. Then I think you can do 8 or 16 port PON > cards, 1:32 split = 256 or 512 customers on a single 3U? 4U? chassis, + the > 48 AE customers. This is probably what we're going to end up doing with the > AE deployment we're managing now. The AE is extremely underutilized and it > should've been GPON from the get-go. > > If you're doing BiDi now and all the customers home-run to your cabinet, > put the GPON splitters at the cabinet. Cake walk. Same boat we're in. > Except some retrofit because they used a PAIR per customer. And Clearfield > built everything duplex LC. So one strand won't get used in the field. Big > whoop. Call the unused one a backup. I love it when nobody listens to me. > Coulda started BiDi and went right to GPON with minimal changes. > > On 7/31/2017 3:29 PM, Sterling Jacobson wrote: > > Ok, so that is the share ratio then. > > > > If I put on 18 customers on a port they would all share the 2.5 down by > 1.25 up. > > > > Or if I use 8 instead 4 of the UBNT Fiber OLT I can get 9 customers on > that ratio. > > > > That would be 8 U plus 4 U space, which I think is probably my max amount > of rack space in the cabinets I am using right now. > > > > That is likely a lot less power than the 12U of 48 port switches I can use > right now, but the share ratio is obviously much worse in the long run. > > > > Maybe I do a Hybrid and put 4 of the OLT, and still have 4x48 ports active… > > > > Then in the future if I run into clients complaining about their 1Gbps > rate plan not being fast enough on the share ratio of 1 to 18, I can move > them back to 1 to 1 active. > > > > > > > > > > *From:* Af [mailto:[email protected] <[email protected]>] *On > Behalf Of *Mike Hammett > *Sent:* Monday, July 31, 2017 2:22 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] UBNT OLT Transition from Active Ethernet to GPON > > > > GPON is 2.5 downstream 1.25 upstream per port. > > > > ----- > Mike Hammett > Intelligent Computing Solutions <http://www.ics-il.com/> > <https://www.facebook.com/ICSIL> > <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> > <https://www.linkedin.com/company/intelligent-computing-solutions> > <https://twitter.com/ICSIL> > Midwest Internet Exchange <http://www.midwest-ix.com/> > <https://www.facebook.com/mdwestix> > <https://www.linkedin.com/company/midwest-internet-exchange> > <https://twitter.com/mdwestix> > The Brothers WISP <http://www.thebrotherswisp.com/> > <https://www.facebook.com/thebrotherswisp> > > > <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> > ------------------------------ > > *From: *"Sterling Jacobson" <[email protected]> > *To: *"[email protected]" <[email protected]> > *Sent: *Monday, July 31, 2017 3:19:36 PM > *Subject: *[AFMUG] UBNT OLT Transition from Active Ethernet to GPON > > Anyone tried their PON OLT CPE and OLT 8 port (128 clients per port) 1U > unit? > > I see pricing around $70 retail for OLT, but haven't seen pricing yet for > the OLT 1U unit. > > Also, I'm active fiber right now, so I have full 1 to 1 panels in the rack > already. > > If I wanted to 'migrate' to OLT from active I would need some sort of > transition panel/setup right? > > Right now my density is 48 ports per 1U 1 to 1 single family home > connections. > > The UBNT Fiber OLT has 8 ports handling up to 128 clients each, with > 20Gbps uplink capability (not quite sure on those split details yet). > > I currently only take a max of 576 per cabinet on active, so I could > easily use just one of these UBNT fiber OLT units. > If I don't care about the share ratio I guess, I would just get another > 576 panel count that spliced 72 count to each port and I'm done. > > I'm unclear what that panel/splice would look like though since I've never > actually done GPON. > > And I would probably want to not load up that many per port, and instead > maybe get four of the UBNT Fiber OLT units. > That would take up 4U of rack space, the fanout would probably still take > up 4U of rack space, for a total of 8 U. > And I would have instead an 18 customer to 1 port on the GPON instead of > 72 which I like better for future use. > > Do these UFiber OLT 1U rackmount units share just 1Gbps per each of the 8 > ports? That would only be 8Gbps needed total. > So I assume the GPON spec they are using can transmit more than that per > each of the 8 GPON ports, right? > > > > >
