Second network unable to reach Internet

Started by V3G4NC4MP3R, Today at 03:17:05 PM

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So I've successfully installed OPNsense (within Proxmox) and all is working great. I've now added a 4 port NIC to segment my traffic and have presented via VirtBridgs. Within OPNsense a new interface has been created and an IP address applied (192.168.2.1/24). A client machine has been plugged into this new interface using a static IP, and gateway as specified, and am able to ping the gateway and other instances within the first network. DNS is working fine and am able to resolve hosts outside of the local network. What I cannot do is reach the internet and am now seeing any firewall drops neither. Any pointers please and have included how my firewall rules (new) looks. TIA.


Start by enabling logging for your rule Prevent VPN traffic exiting WAN, just in case it's getting caught there.

- Do you have a rule to allow traffic out of your WAN interface?
- In Firewall -> Settings -> Advanced, verify logging of Default block is enabled.
- Do you have rules for the new interface?
- Check the incoming rule on the new interface that it is allowing connections from subnet 192.168.2.0/24 to the Internet.
- As you are using IPv4, check your Source NAT rule is correctly configured.

See: https://forum.opnsense.org/index.php?topic=42985.0, point 3. The reason you do not see any firewall drops is that you do not have logging enabled for the default "drop all" rule.
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