About: optical network

Premodifier: optical
Head noun: network

Same concepts
http://dbpedia.org/resource/Optical_networking

Broader concepts

label	provenance	confidence
network	isap:437296754	0.662387
application	isap:67158765	0.539333
number of other network	isap:268465163	0.511921
system	isap:275442092	0.454067
component	isap:316463388	0.436366

Narrower concepts

label	provenance	confidence
dwdm	isap:4254730	0.393233
switch	isap:441744456	0.352137
wdm	isap:236429339	0.328066
fiber	isap:231136768	0.313085
network	isap:437296866	0.224156
method	isap:445850249	0.142004