code:

536 ~$ ssh root@192.168.1.248
root@192.168.1.248's password: 


BusyBox v1.36.1 (2023-10-09 21:45:35 UTC) built-in shell (ash)

  _______                     ________        __
 |       |.-----.-----.-----.|  |  |  |.----.|  |_
 |   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
 |_______||   __|_____|__|__||________||__|  |____|
          |__| W I R E L E S S   F R E E D O M
 -----------------------------------------------------
 OpenWrt 23.05.0, r23497-6637af95aa
 -----------------------------------------------------
root@OpenWrt:~# cat /proc/version 
Linux version 5.15.134 (ryan@rockpro64) (mips-openwrt-linux-musl-gcc (OpenWrt GCC 12.3.0
 r23497-6637af95aa) 12.3.0, GNU ld (GNU Binutils) 2.40.0) #0 Mon Oct 9 21:45:35 2023
root@OpenWrt:~# df -h
Filesystem                Size      Used Available Use% Mounted on
/dev/root                 6.0M      6.0M         0 100% /rom
tmpfs                    59.5M     68.0K     59.5M   0% /tmp
/dev/sda1                59.7G    918.9M     58.8G   2% /overlay
overlayfs:/overlay       59.7G    918.9M     58.8G   2% /
tmpfs                   512.0K         0    512.0K   0% /dev
root@OpenWrt:~# gcc -x c -o yospos - && ./yospos | perl cowsay
#include <stdio.h>
int main(){ return 0 > puts("turn on your monitor"); }

 ______________________ 
< turn on your monitor >
 ---------------------- 
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||
root@OpenWrt:~# python
Python 3.11.6 (main, Oct  9 2023, 21:45:35) [GCC 12.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> 
root@OpenWrt:~#