Can’t find how to setup TRB140 in to bridge mode. Using an OPNsense firewall and thought it was possible to use the TRB140 as a ‘simple’ modem, just pass thru the ip-address and no firewall/filtering. Am I missing something?
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Thank you for your Query,
Teltonika devices support Bridge mode, but it can be restrictive in terms of how it functions, and it may require setting up a static IP for devices connected to it to reach the router. How to set up bridge mode can be found here
Mobile Bridge mode troubleshooting - Teltonika Networks Wiki (teltonika-networks.com).
The better alternative is the passthrough mode and you will start by ensuring no failover is enabled, Secondly, ensure that the LAN has DHCP enable…
If you will not be utilizing any of the RUT240 software features, then we have two modes that most likely suit your needs the best:
Bridge - relays the DHCP lease and all traffic to a LAN client;
Passthrough - Same as bridge, but also uses the same WAN address for access to the internet, so services like RMS and ping reboot will still work.
These modes can be set by navigating to Network → Interfaces → General, editing the mob1s1a1 interface, and instead of NAT mode choosing Bri…