1*bfa0a5cdSXianjun Jiao# Known issue 2*bfa0a5cdSXianjun Jiao 3*bfa0a5cdSXianjun Jiao- [antsdr e200 uart and network issue](#antsdr-e200-uart-and-network-issue) 4*bfa0a5cdSXianjun Jiao 5*bfa0a5cdSXianjun Jiao## antsdr e200 uart and network issue 6*bfa0a5cdSXianjun Jiao 7*bfa0a5cdSXianjun Jiao- OS: Ubuntu 22 LTS 8*bfa0a5cdSXianjun Jiao- Hardware: antsdr e200 9*bfa0a5cdSXianjun Jiao- image: [openwifi img](https://drive.google.com/file/d/1fb8eJGJAntOciCiGFVLfQs7m7ucRtSWD/view?usp=share_link) 10*bfa0a5cdSXianjun Jiao 11*bfa0a5cdSXianjun JiaoIf can't connect to antsdr e200 for the 1st time, you might need to delete /etc/network/interfaces.new on SD card. 12*bfa0a5cdSXianjun Jiao 13*bfa0a5cdSXianjun JiaoIf can't see the UART console in Linux (/dev/ttyCH341USB0), according to https://github.com/juliagoda/CH341SER, you might need to do `sudo apt remove brltty` 14