Page 241 - Optical Switching And Networking Handbook
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10_200023_CH09/Bates  1/17/01 9:45 AM  Page 226





                    226                                                                      Chapter 9


                  Figure 9-8
                  The optical meshed
                  network (Tellium)












                                        Legend
                                             = IP Router

                                             = ADM  TEAMFLY
                                             = Optical Switch
                                             = WDM Terminal                                     Source: Tellium


                                     meshed networks. Less than 50 percent redundancy links are more
                                     representative, saving carriers a fortune on the lost bandwidth of the
                                     past.



                                     Handling the Bandwidth Crunch

                                     DWDM is the logical choice for the majority of bandwidth traffic
                                     jams, such as

                                       Data-intensive applications
                                       Internet access
                                       Voice over data protocols (VoIP, VoFR, VToA)

                                       Multimedia






                                                                  ®
                                                         Team-Fly
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