Summary :
Two Layers Corresponding to Two Wavelengths Terminal Terminal (a) (b) N N N N N1 N1 N4 N2 N3 N4 N2 N3 C 12 C 24 C 34 C 13 C '24 C '34 C '13 C '12 Multiple Fibers between Two Nodes 1333_FrameBook.book Page 184 Tuesday, February 25, 2003 11:33 AM © 200 3 by CRC Press LLC