// make menuconfig
buildroot中选择如下软件包
（主要是net-tools iw工具包）
Target options --->
Target Architecture (ARM (little endian)) --->
Target Binary Format (ELF) --->
Target Architecture Variant (cortex-A8) --->
Target ABI (EABI) --->
Floating point strategy (VFPv3-D16) --->
ARM instruction set (ARM) --->
Toolchain --->
Toolchain type (External toolchain) --->
Toolchain (Arago ARMv7 2011.09) --->
System configuration --->
(Aplex) System hostname
(Welcome to Aplex) System banner
//... ...
[*] Enable root login with password
Target packages --->
Networking applications --->
[*] openssh
// make busybox-menuconfig
Networking Utilities --->
[*] telnet
[*] Pass TERM type to remote host
[*] Pass USER type to remote host
[*] telnetd
[*] Support standalone telnetd (not inetd only)
[*] Support -w SEC option (inetd wait mode)
[*] tftp
制作好文件系统后，修改相关ssh 的配置：
output/target/etc/ssh/sshd_config最后添加：
PermitRootLogin yes
PermitEmptyPasswords yes
修改/etc/profile文件，执行以下命令：
vi /etc/profile
在最后一行插入，如下代码(#号前显示当前路径)：
export PS1='[\u@\h: \w\a\]$ ' #注意要用(')标签：buildroot,Target,System,telnet,---,etc,ssh,type From： https://www.cnblogs.com/linux-learn/p/17191798.html