Port SSH in an embedded linux System

Port SSH in an embedded linux System
Hardware Platform: (arm) Operating System: linux has been using serial port debugging machines, but wired serial port is also inconvenient, debugging equipment must hold a notebook, so try to port SSH to the machine www.2cto.com Dropbear is a relatively small SSH server and client. It runs on a POSIX-based platform. Dropbear is an open source software license in MIT. Dropbear is particularly useful for "embedded" Linux (or other Unix) systems, such as wireless routers. (The size of a complete openssh file is about 7 MB) www.2cto.com export zlib-1.2.3.tar.gz click to import dropbear-0.52.tar.gz click to enter the export directory and create the/usr/local/zlib directory ;. /configure -- prefix =/usr/local/zlib modify MakefileCC = arm-linux-gccAR = arm-linux-ar rcRANLIB = arm-linux-ranlib make; make install; uninstall, create/usr/local/dropbear ;. /configure-prefix =/usr/local/dropbear-with-zlib =/usr/lo Cal/zlib/CC = arm-linux-gcc-host = arm note: absolute path is required here-if you want to put it in the home directory, you can use $ {HOME}/usr/locale/zlib and $ {HOME}/usr/locale/dropbear make; make scp; make install; cp scp/usr/local/dropbear/bin/3. port to 6410: copy the files in/usr/local/dropbear/bin/and/usr/local/dropbear/sbin/to the/usr/sbin directory on the board. Generate server key: cd/etcmkdir dropbearcd dropbeardropbearkey-t rsa-f dropbear_rsa_host_keydropbearkey-t dss-f dropbear_dss_host_key in the startup script/etc/init. add:/usr/sbin/dropbear 3. configure ssh: Modify the root password (if the password cannot be modified, add the passwd and group files to/etc). The following root: 9 is displayed in the pwsswd file. iWjoCN45yCg: 0: 0: Linux User,:/root/:/bin/sh. I can test whether the goup file is empty or: in the root state, enter a command on the board to add user michael and set the password // It is recommended to directly change the root password adduser michael Note: if the connection encounters the following problems: [plain] dragon @ drag On-ubuntu10:/srv/nfs/rootfs/usr/local/dropbear/bin $ ssh 10.17.98.2-l root root@10.17.98.2's password: PTY allocation request failed on channel 0 shell request failed on channel 0 solution: Create the pts directory in dev: mkdir/dev/pts-p Add a section of none/dev/pts devpts defaults 0 0 0 # vi/etc/fstabnone/dev/pts devpts defaults 0 0 in the fstab file and mount- the problem should be solved and connected with xshell ~ If not, use the root user ~