nanog mailing list archives

Re: Muni fiber: L1 or L2?


From: Jay Ashworth <jra () baylink com>
Date: Wed, 30 Jan 2013 22:59:46 -0500 (EST)

----- Original Message -----
From: "Jason Baugher" <jason () thebaughers com>

Calix is producing an Active Ethernet ONT combined with residential
gateway router. I believe it also supports TR-069 for remote management.

I'll check it out.  Thanks.  I assume that's TR-TSY-069, a Telcordia 
standard?

One other thing I noticed, most seem to assume a pair of fibers per device.
Assuming 1G connection, you can easily use bi-directional optics such as we
use for Active Ethernet and use a single fiber.

Yeah, but the incremental cost of 3-pr drop fiber is likely only to be 
maybe 10-15% of the build, and reducing the flexibility is gonna need a 
big trade-off for me to buy it; remember, my goal is to allow any prem to 
go Layer 1 to wherem ever they want to; they may want both.

(L1 to my other locations, in a ring, and L2 up to a provider from my
hub)

Cheers,
-- jra
-- 
Jay R. Ashworth                  Baylink                       jra () baylink com
Designer                     The Things I Think                       RFC 2100
Ashworth & Associates     http://baylink.pitas.com         2000 Land Rover DII
St Petersburg FL USA               #natog                      +1 727 647 1274


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