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PACKET NETWORKING
1 Infonetics 2011 Global Service Provider Survey: Optical Equipment Leaders 2 Ciena estimates 3 Dell’Oro 2011; Combined market for WDM and switching
Specialized Needs in Transport-Class Packet Networking
Core Core
AT&T Clearwire
Comcast
Sprint
XO
Qwest Mobily Telefonica
kpn
CenturyLink Virgin Media
GTS
Novera
TWC
iBurst
e|net
Interoute
Fibertech
SURFnet
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