1# Known issue 2 3- [Network issue in quick start](#Network-issue-in-quick-start) 4- [antsdr e200 UART console](#antsdr-e200-UART-console) 5- [Client can not get IP](#Client-can-not-get-IP) 6 7## Network issue in quick star 8 9- OS: Ubuntu 22 LTS 10- image: [openwifi img](https://drive.google.com/file/d/1fb8eJGJAntOciCiGFVLfQs7m7ucRtSWD/view?usp=share_link) 11 12If can't ssh to the board via Ethernet for the 1st time, you might need to delete /etc/network/interfaces.new on SD card (on your computer). 13 14If still can't ssh the board via Ethernet, you should use UART console (/dev/ttyUSBx, /dev/ttyCH341USBx, etc.) to monitor what happened during booting. 15 16## antsdr e200 UART console 17 18If can't see the UART console in Linux (/dev/ttyUSB0 or /dev/ttyCH341USB0), according to https://github.com/juliagoda/CH341SER, you might need to do `sudo apt remove brltty` 19 20## Client can not get IP 21 22If the client can not get IP from the openwifi AP, just re-run "service isc-dhcp-server restart" on board and do re-connect from the client. 23