MikroTik RB133: OpenWrt Compatibility Report
The MikroTik RB133 was supported by OpenWrt from 7.09 on the adm5120 target, but its last supported release has reached end of life. It has no wireless radio, and its open-source driver support rates fair (0.50/1.0), installation is rated moderate, and it is no longer sold new.
Hardware data and retail listings last checked .
Where to buy
We have no current retail listing for the MikroTik RB133, which is no longer sold new. See current alternatives for devices you can still buy today.
Specifications
| SoC | Infineon ADM5120 |
|---|---|
| CPU | 1 core @ 175 MHz |
| RAM | 32 MB |
| Flash | 64 MB (NAND) |
| Ethernet ports | 3 |
| WiFi generation | No WiFi |
| OpenWrt target | adm5120 |
| Package architecture | mipsel_mips32 |
| Current release | EOL |
| Supported since | 7.09 |
| Install method | see devicepage |
| Install difficulty | moderate |
| Power supply | 9-28 VDC, PoE |
| Device type | Wired only |
| Estimated throughput | 21 Mbps |
| Availability | discontinued |
Installing OpenWrt on the RB133
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: see devicepage.
Official OpenWrt device page for the RB133
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
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