Figures
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Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Figure 11-4 Two VT1.5 Circuits in a BLSR 11-14
Figure 11-5 Traditional DCC Tunnel 11-17
Figure 11-6 VT1.5 Monitor Circuit Received at an EC1-12 Port 11-19
Figure 11-7 Editing Path Protection Selectors 11-20
Figure 11-8 Path Protection Go-and-Return Routing 11-21
Figure 11-9 Secondary Sources and Destinations 11-29
Figure 11-10 Alternate Paths for Virtual Path Protection Segments 11-30
Figure 11-11 Mixing 1+1 or BLSR Protected Links With a Path Protection Configuration 11-30
Figure 11-12 Ethernet Shared Packet Ring Routing 11-31
Figure 11-13 Ethernet and Path Protection 11-31
Figure 11-14 VCAT Common Fiber Routing 11-35
Figure 11-15 VCAT Split Fiber Routing 11-35
Figure 11-16 Open-Ended VCAT 11-39
Figure 11-17 Rolls Window 11-41
Figure 11-18 Single Source Roll 11-43
Figure 11-19 Single Destination Roll 11-43
Figure 11-20 Single Roll from One Circuit to Anoth er Circuit (Destination Changes) 11-44
Figure 11-21 Single Roll from One Circuit to Another Circuit (Source Changes) 11-44
Figure 11-22 Dual Roll to Reroute a Link 11-45
Figure 11-23 Dual Roll to Reroute to a Different Node 11-45
Figure 12-1 Four-Node, Two-Fiber BLSR 12-4
Figure 12-2 Four-Node, Two-Fiber BLSR Traffic Pattern Sample 12-5
Figure 12-3 Four-Node, Two-Fiber BLSR Traffic Pattern Following Line Break 12-6
Figure 12-4 Four-Node, Four-Fiber BLSR 12-7
Figure 12-5 Four-Fiber BLSR Span Switch 12-8
Figure 12-6 Four-Fiber BLSR Ring Switch 12-9
Figure 12-7 BLSR Bandwidth Reuse 12-10
Figure 12-8 Five-Node Two-Fiber BLSR 12-11
Figure 12-9 Shelf Assembly Layout for Node 0 in Figure 12-8 12-12
Figure 12-10 Shelf Assembly Layout for Nodes 1 to 4 in Figure 12-8 12-12
Figure 12-11 Connecting Fiber to a Four-Node, T wo-Fiber BLSR 12-13
Figure 12-12 Connecting Fiber to a Four-Node, Fou r-Fiber BLSR 12-14
Figure 12-13 Basic Four-Node Path Protection 12-15
Figure 12-14 Path Protection with a Fiber Break 12-16
Figure 12-15 Four-Port, OC-3 Path Protection 12-17