Figure 19-17 Proxy And Firewall Tunnels For Foreign Terminations - Cisco ONS 15454 DWDM Installation And Operation Manual

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CTC Connectivity Reference

If the node is configured with the proxy server enabled in GNE or ENE mode, you must set up a

proxy tunnel and/or a firewall tunnel.

If the node is configured with the proxy server enabled in proxy-only mode, you can set up proxy

tunnels. Firewall tunnels are not allowed.

If the node is configured with the proxy server disabled, neither proxy tunnels or firewall tunnels

are allowed.

Figure 19-17

tunnels are useful in this example because the GNE would otherwise block IP access between the PC

and the foreign node.

Figure 19-17 Proxy and Firewall Tunnels for Foreign Terminations

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10.10.10.250/24

Non-ONS node

130.94.122.199/28

Figure 19-18

useful in this example because the GNE would otherwise block IP access between the PC and foreign

node. This configuration also requires a firewall tunnel on the ENE.

September 2004

shows an example of a foreign node connected to the GCC network. Proxy and firewall

Interface 0/0

Interface 0/1

shows a remote node connected to an ENE Ethernet port. Proxy and firewall tunnels are

10.10.20.0/24

10.10.10.0/24

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10.10.10.200/24

Local/Craft CTC

192.168.20.20

Cisco ONS 15454 DWDM Installation and Operations Guide, R4.7

19.6 Open GNE

Optical Fiber