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• all people connected within 192.168.128.0/17
• to access the external world.

First step, let's:

• create an interface Loopback0 within 192.168.128.0/17, let's say 192.168.254.1/32
• and try to ping 8.8.8.8

Article objective

In this article we will pursue the SOHO network appliance installation and enable IPv4 connectivity for all host connected within your internal network to the external world.

Diagrams

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 Do you need translation ? 

sh run loopback0                                                        
interface loopback0
 no description
 vrf forwarding inet
 ipv4 address 192.168.254.1 255.255.255.255
 no shutdown
 no log-link-change
 exit
!

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