Figures
xvii
Cisco ONS 15600 SDH Reference Manual, Release 9.0
78-18400-01
ONS 15600 SDH Traditional MS-SPRing Dual-Ring Interconnect (Opposite-Side Routing)
8-12
ONS 15600 SDH Integrated MS-SPRing Dual-Ring Interconnect
8-13
ONS 15600 SDH Traditional SNCP Dual-Ring Interconnect
8-14
ONS 15600 SDH Integrated SNCP Dual-Ring Interconnect
8-15
ONS 15600 SDH SNCP to MS-SPRing Traditional DRI Handoff
8-16
ONS 15600 SDH SNCP Ring to MS-SPRing Integrated DRI Handoff
8-17
ONS 15600 SDH with Multiple Subtending Rings
8-18
SNCP Ring Subtending from an MS-SPRing
8-18
MS-SPRing Subtending from an MS-SPRing
8-19
Extended SNCP Network
8-20
Extended SNCP Virtual Ring
8-21
Overlay Ring Circuit
8-23
Scenario 1: CTC and ONS 15600 SDHs on Same Subnet
9-3
Scenario 2: CTC and ONS 15600 SDHs Connected to Router
9-4
Scenario 3: Using Proxy ARP
9-5
Scenario 4: Default Gateway on a CTC Computer
9-6
Scenario 5: Static Route with One CTC Computer Used as a Destination
9-7
Scenario 5: Static Route with Multiple LAN Destinations
9-8
Scenario 6: OSPF Enabled
9-9
Scenario 6: OSPF Not Enabled
9-10
Proxy Server Gateway Settings
9-12
ONS 15600 SDH Proxy Server with GNE and ENEs on the Same Subnet
9-13
Scenario 7: ONS 15600 SDH Proxy Server with GNE and ENEs on Different Subnets
9-14
Scenario 7: ONS 15600 SDH Proxy Server With ENEs on Multiple Rings
9-15
Nodes Behind a Firewall
9-17
CTC Computer and ONS 15600 SDHs Residing Behind Firewalls
9-17
Scenario 8: Dual GNEs on the Same Subnet
9-18
Scenario 8: Dual GNEs on Different Subnets
9-19
Viewing the ONS 15600 SDH Routing Table
9-20
Proxy and Firewall Tunnels for Foreign Terminations
9-24
Foreign Node Connection to an ENE Ethernet Port
9-25
ISO-DCC NSAP Address
9-29
Level 1 and Level 2 OSI Routing
9-31
Manual TARP Adjacencies
9-35
T–TD Protocol Flow
9-36