Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04L
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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45/00
Routing or path finding of packets in data switching networks
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H04L45/02
Topology update or discovery
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H04L45/036
Updating the topology between route computation elements, e.g. between OpenFlow controllers
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H04L45/037
Routes obligatorily traversing service-related nodes
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H04L45/0377
for service chaining
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