Optical Networks, 3rd Edition

OOK. See on-off keying

opaque configurations of OXCs, 454–458, 455f, 456t

opaque networks, 24

transmission layer design, 738–739

open fiber control (OFC) protocol, 503–505, 503f

Open Shortest Path First (OSPF), 414, 495, 575

OSPF-Traffic Engineering (OSPF-TE), 495

open systems interconnection (OSI), 475

operations cost, 708

optical add/drop multiplexers, 439f

fiber Bragg gratings, 133, 134f

optical add/drop multiplexers (OADMs), 14–15, 14f, 433–434, 434f, 438–452

architectures of, 441–446

reconfigurable (ROADMs), 447–452

for ring interconnection, 530–532, 531f

RWA problem and, 598, 598f

optical amplifiers, 34–37, 157–171, 436f, 438

EDFAs. See erbium-doped fiber amplifiers (EDFAs)

effective length in amplified systems, 329–331, 330