U.S. federal trademark · Serial No. 85857337 · Reg. No. 4679368
Telecommunications and data networking hardware, namely, packet-optical transport systems comprised of mounting racks for telecommunications hardware containing automatic telecommunications switching apparatus having multi-terabit switching capacity, processing modules and interface modules, all for use in aggregating, switching and transporting concurrent OTN (Optical Transport Network), SONET/SDH (Synchronous Optical Network/Synchronous Digital Hierarchy), DWDM (Dense Wavelength Division Multiplexing), packet data and transparent services across multiple network infrastructures and communications protocols
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