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Optical Fiber Telecommunications VB, 5th Edition
book

Optical Fiber Telecommunications VB, 5th Edition

by Ivan Kaminow, Tingye Li, Alan E. Willner
July 2010
Intermediate to advanced content levelIntermediate to advanced
928 pages
33h 42m
English
Academic Press
Content preview from Optical Fiber Telecommunications VB, 5th Edition
through the supervisor LINK and then the Fault_Manage ment subnet waits to get
an ACK signal from both adjacent nodes.
When the ACK signals are received, the node switches to PROTECTION State,
which disables transmission on the normal link and switches transmission of
TX_WORKING
This is the packets
generator
GENERATE_PACKET
GEN_ENABLE:NUL(1)
PACKET:SIGNAL
Node states
PROTECTION:NUL
TX_PROTECTED
PROTECTION_TX:SIGNAL
Transmit on
Protection Links
Transmit on
Normal Links
NORMAL:NUL(1)
NORMAL_TX:SIGNAL
Figure 20.37 The TX section.
DISCARD_PACKET
SIGNAL_OK, 2
LOST_CARRIER, 1
NORMAL:NUL(1)
FAULT:NUL
RECEIVE_PACKET_P
NORMAL_RX:SIGAL
PROTECTION_RX:SIGNAL
Receive on
Normal Links ...
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Publisher Resources

ISBN: 9780123741721