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firmware_basics_procedures [2024/02/20 11:12] – [Broadcom CFE miniWebserver Method] rs232firmware_basics_procedures [2024/03/31 21:30] (current) theschles
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 {{:broadcom-cfe-miniwebserver.jpg?615}} {{:broadcom-cfe-miniwebserver.jpg?615}}
  
-Modern routers relay on CFE (a.k.a. Common Firmware Environment) to bootstrap your router. CFE can be accessed in a number of ways, the most basic being the console via serial interface. For a subset of devices CFE has been preset to run the convenient miniwebserver interface (see pic above). CFE allows you to install any compatible firmware on your device. This makes the router pretty much "unbrickable". CFE loads with IP address 192.168.1.1 so you will be able to see/use-it setting a compatible IP on your Ethernet card (e.g. 192.168.1.2) before visiting http://192.168.1.1. CFE comes with a timeout so you'll need to reset your router and access it before it decides to load any custom/stock firmware on the device.+ \\ 
 + 
 +Modern routers use CFE (Common Firmware Environment) for bootstrapping. 
 + 
 +For a subset of Broadcom devicesCFE has been preset to run the convenient miniWeb server interface (shown in the image above). CFE allows you to install any compatible firmware on your device, making the router largely "unbrickable". 
 + 
 +When CFE loads, it sets the router'IP address to 192.168.1.1 . As a result, you can connect to the router by setting your client device'Ethernet interface with an address in the same subnet (192.168.1.2) and visiting the above address in a web browser. CFE includes a timeout period, so you'll need to reset your router and access it before it decides to load any custom/stock firmware on the device. 
 + 
 +If you already have Freshtomato on your device, you can change the CFE timeout setting by adjusting the// Boot Wait Time// parameter in the [[advanced-misc|Miscellaneous]] menu. 
 + 
 +CFE can also be accessed by using a console/command prompt and connecting via a USB-to-serial interface. However, that is only appropriate for advanced users with special equipment.\\ 
 + 
 + \\ 
  
-As a side note, if you already have FT installed on your device you can change the CFE timeout setting the **Advanced/Miscellaneous/Boot Wait Time** parameter. 
 ===== Flashing Linksys Hardware ===== ===== Flashing Linksys Hardware =====
  
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   - In a web browser, enter: 192.168.1.1 .  Enter Username: "root", Password: "admin". \\ \\ {{::netgear-r7000-freshtomato_logon_prompt.jpg?600}} \\ \\    - In a web browser, enter: 192.168.1.1 .  Enter Username: "root", Password: "admin". \\ \\ {{::netgear-r7000-freshtomato_logon_prompt.jpg?600}} \\ \\ 
   - If this fails:   - If this fails:
 +    - In some initial firmware releases, the username is "admin" and the password is "@newdig"
     - Use a private browser (incognito) window.     - Use a private browser (incognito) window.
     - Clear the browser cache.     - Clear the browser cache.
firmware_basics_procedures.1708427550.txt.gz · Last modified: 2024/02/20 11:12 by rs232