13-28
Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Chapter 13 Management Network Conn ectivity
13.5 Open GNE
Figure 13-18 Proxy and Firewall Tunnels for Foreign Terminations
Figure 13-19 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 I P access between the PC and foreign node. This configuration also requires a firewall tunnel on the EN E.
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
115748
Local/Craft CTC
192.168.20.20
Ethernet
SONET