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30
Cisco PublicBRKBBA-2006
A more realistic way of viewing the
GPON with DWDM solution
OLT
4x 2.5Gbps
1x 1.25Gbps
ONT
ONT
ONT
OLT
4x 2.5Gbps
1x 1.25Gbps
ONT
ONT
ONT
ONT
ONT
ONT
ONT
ONT
ONT
or
More expensive
optical filters.
More expensive
optical filters.
More expensive
optical filters.
More expensive
optical filters.
More expensive
optics.
More expensive
optics.
Lots of
attenuation...
Lots of
attenuation...
Lots of sources
of high
attenuation...
Passive Splitter Passive CWDM Optics
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