22-28
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
August 2005
Chapter 22 Management Connectivity Reference
22.6 Open GNE
Figure 22-17
Proxy and Firewall Tunnels for Foreign Terminations
shows a remote node connected to an ENE Ethernet port. Proxy and firewall tunnels are
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.
Remote CTC
10.10.20.10
10.10.20.0/24
10.10.10.0/24
Interface 0/0
10.10.20.1
Router A
Interface 0/1
10.10.10.1
ONS 15454
GNE
10.10.10.100/24
ONS 15454
ENE
10.10.10.250/24
Non-ONS node
Foreign NE
130.94.122.199/28
ONS 15454
ENE
10.10.10.150/24
ONS 15454
ENE
10.10.10.200/24
124261
Local/Craft CTC
192.168.20.20
Ethernet
Optical Fiber
Summary of Contents for ONS 15454 DWDM
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