base on buildroot and busybox.
enable telnetd server on arm linux.
1. busybox config
cd ~/repo/rootfs/buildroot-2019.02.5
make busybox-menuconfig
Networking Utilities --->
[*] telnet (8.7 kb)
[*] telnetd (12 kb)
then we make buildroot and build kernel.
2. enable telnetd
telnetd will startup automaticlly after kernel boot.
3. test
3.1 cilent: telnet 192.168.126.248
now, we can login arm linux by telnet.
3.2
4. other
1) /etc/init.d/S50telnet
start/stop
2) /etc/services modify port