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LYNDON Y. ONG
© 2010 Taylor & Francis Group, LLC
OTN electrical switches support up to 4 Tb/s of nonblocking switch-
ing capacity in a full-height equipment chassis. Multichassis configu-
rations allow switches to scale to 100 Tb/s and beyond if necessary.
Digital monitoring points support rapid fault identification and local-
ization. Electrical switching allows for the easy addition and extrac-
tion of signals from the transmission system, with a variety of service
protection/restoration capabilities using fast electrical reconfiguration.
OTN photonic switches, usually referred to as reconfigurable opti-
cal add/drop multiplexers (ROADMs), support ...