kazulog@sv1:~$ cat /etc/os-release | head -2
PRETTY_NAME="Ubuntu 26.04 LTS"
NAME="Ubuntu"
kazulog@sv1:~$ echo "hello from tftp server sv1" | sudo tee /srv/tftp/hello.txt
hello from tftp server sv1
kazulog@sv1:~$ sudo ls -l /srv/tftp/
total 4
-rw-r--r-- 1 root root 27 Sep 12 10:01 hello.txt