46 lines
2.0 KiB
Bash
46 lines
2.0 KiB
Bash
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# Enable IP forwarding
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sudo sysctl \
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-w # Write (or set) the value of a kernel parameter
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net.ipv4.ip_forward=1 # Temporarily enable IP forwarding to forward network packets from one network interface to another
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# Configure NAT for the bridge
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sudo iptables \
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-t nat # Specify the nat table used for Network Address Translation
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-A POSTROUTING # Append this rule to the POSTROUTING chain, which alters packets as they are about to leave the network interface
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-o wlp0s20f3 # Apply this rule to packets leaving the wlp0s20f3 interface (Wi-Fi interface)
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-j MASQUERADE # Use the MASQUERADE target to change the source IP address to the IP address of the outgoing interface, enabling multiple devices on a private network to share a single public IP address
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# Configure xbnet and bridge interfaces
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sudo xbnet \
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/dev/ttyUSB0 \ # Port where the XBee device is connected
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tun # Create a TUN (network tunnel) interface for routing IP packets
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sudo ip addr \
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add 192.168.100.1/24 \ # Assign the IP address 192.168.100.1 with a subnet mask of 255.255.255.0
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dev xbnet0 # to the xbnet0 interface
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sudo ip link \
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set dev xbnet0 up # Activate the xbnet0 interface
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sudo brctl \
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addbr br0 # Create a new bridge interface named br0
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sudo brctl \
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addif br0 wlp0s20f3 # Add the Wi-Fi interface wlp0s20f3 to the bridge br0
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sudo brctl \
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addif br0 xbnet0 # Add the xbnet0 interface to the bridge br0
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sudo ip link \
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set dev br0 up # Activate the bridge interface br0
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sudo ip addr \
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flush dev wlp0s20f3 # Remove any IP addresses assigned to the wlp0s20f3 interface
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sudo ip addr \
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add 192.168.7.122/24 \ # Assign the IP address 192.168.7.122 with a subnet mask of 255.255.255.0
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dev br0 # to the bridge interface br0
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sudo ip link \
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set dev wlp0s20f3 up # Reactivate the wlp0s20f3 interface
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