How to check whether the routing and forwarding function of the Linux system is enabled?

Linux system needs to check whether the router forwarding function is turned on. How to check whether the router forwarding function is turned on? Let’s take a look at the detailed tutorial below.

1. Start the system first and click on a user on the system.

2. Enter the password to log in and click lower left corner.

3. Click Terminal and open the terminal, which is the terminal.

4. Enter the view command: [cat /proc/sys/net/ipv4/ip_forward], The number 1 displayed means that the router forwarding is turned on, and the number 0 is displayed. The router forwarding function has not been turned on. If the following is not opened.

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