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FLengineer
CCNA, CEH, MCSA
Premium
join:2007-06-26
Leesburg, FL

Non-Standard Sonet

Anyone have any Idea why GPON uses 1.2Gb/s ?? That is a Non-Standard speed. 2.4 is OC-48, 622 is OC-12, and 155 is OC-3 so why use I guess you would call it OC-24 which is NOT a standard speed???

Ligtel

join:2005-12-07
Ligonier, IN

As a "telco" employee, we use "DS-24" a lot. Any time we halve an OC-48 it's a 24. We don't put in connections that are 24, but if we are hauling Gig Ethernet we'll send two of them over an OC-48 and split it to keep the traffic clean. We also use DS-6 as a speed when slicing up an OC-48. Just depends on what we need. We're starting to switch some of our backhaul fiber over to 10 gig so it's not such a big deal now.


bogey780

join:2004-03-19
Here
kudos:1

reply to FLengineer
That's SONET speeds.



FLengineer
CCNA, CEH, MCSA
Premium
join:2007-06-26
Leesburg, FL

reply to Ligtel
Sorry about the delay forgot about this thread. I believe you are talking about STS-24 or STS-6 not DS. It's still a OC-48 it's just carring 2 STS-24 signals. So are these ONT units actually an OC-48 with a STS-24 data stream?


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