This is useful if, for example, the web interface keeps resetting the connections.Upgrading the firmware requires first updating the boot code, and the regular console in the earlier firware doesn’t have support for flashing the boot code. However, there is a hidden IOS-like cli available, that makes it possible to upgrade the boot code over tftp.
![](/uploads/1/2/7/2/127239153/359779196.jpg)
Srw2024 Downloading Code Using Xmodem 1k. I have to send a file via serial port to my program that is running on an embedded device.
![Srw2024 Downloading Code Using Xmodem 1k Srw2024 Downloading Code Using Xmodem 1k](http://linux.softlandmark.com/images/screenshots/HS_POP3_Library_292485.png)
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