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Cisco ONS 15454 SDH Reference Manual, R5.0
April 2008
Figure 11-4 Four-Node, Four-Fiber MS-SPRing 11-6
Figure 11-5 Four-Fiber MS-SPRing Span Switch 11-7
Figure 11-6 Four-Fiber MS-SPRing Switch 11-8
Figure 11-7 MS-SPRing Bandwidth Reuse 11-9
Figure 11-8 Five-Node, Two-Fiber MS-SPRing 11-10
Figure 11-9 Shelf Assembly Layout for Node 0 in Figure 11-8 11-11
Figure 11-10 Shelf Assembly Layout for Nodes 1 to 4 in Figure 11-8 11-11
Figure 11-11 Connecting Fiber to a Four-Node, Two-Fiber MS-SPRing 11-12
Figure 11-12 Connecting Fiber to a Four-Node, Four-Fiber MS-SPRing 11-13
Figure 11-13 Basic Four-Node SNCP Ring 11-14
Figure 11-14 SNCP Ring with a Fiber Break 11-15
Figure 11-15 STM-1 SNCP Ring 11-16
Figure 11-16 Card Setup of Node A in the STM-1 SNCP Ring Example 11-17
Figure 11-17 Card Setup of Nodes B-D in the STM-1 SNCP Ring Example 11-17
Figure 11-18 ONS 15454 SDH Traditional MS-SPRing Dual Ring Interconnect (Same-Side Routing) 11-19
Figure 11-19 ONS 15454 SDH Traditional MS-SPRing Dual Ring Interconnect (Opposite-Side Routing) 11-20
Figure 11-20 ONS 15454 SDH Integrated MS-SPRing Dual Ring Interconnect 11-21
Figure 11-21 ONS 15454 Traditional SDH Dual Ring Interconnect 11-23
Figure 11-22 ONS 15454 SDH Integrated Dual Ring Interconnect 11-24
Figure 11-23 ONS 15454 SDH SNCP to MS-SPRing Traditional DRI Handoff 11-25
Figure 11-24 ONS 15454 SDH SNCP to MS-SPRing Integrated DRI Handoff 11-26
Figure 11-25 ONS 15454 SDH with Multiple Subtending Rings 11-27
Figure 11-26 SNCP Ring Subtending from an MS-SPRing 11-27
Figure 11-27 MS-SPRing Subtending from an MS-SPRing 11-28
Figure 11-28 Linear (Point-to-Point) ADM Configuration 11-29
Figure 11-29 Extended SNCP Mesh Network 11-30
Figure 11-30 Extended SNCP Virtual Ring 11-30
Figure 12-1 Scenario 1: CTC and ONS 15454 SDH Nodes on the Same Subnet 12-3
Figure 12-2 Scenario 2: CTC and ONS 15454 SDH Nodes Connected to Router 12-4
Figure 12-3 Scenario 3: Using Proxy ARP 12-5
Figure 12-4 Scenario 3: Using Proxy ARP with Static Routing 12-6
Figure 12-5 Scenario 4: Default Gateway on a CTC Computer 12-7
Figure 12-6 Scenario 5: Static Route With One CTC Computer Used as a Destination 12-8
Figure 12-7 Scenario 5: Static Route With Multiple LAN Destinations 12-9
Figure 12-8 Scenario 6: OSPF Enabled 12-10