最终目标是通过 sshfs 安装远程控制器。 A远程主机（路由器）已安装以下软件包：
user@remothostE8:/tmp/home/root# ipkg list_installed
asuslighttpd - 3.1.0.102 -
bzip2 - 1.0.6-1 -
downloadmaster - 3.1.0.104 - Download tools
expat - 2.0.1-1 - XML Parser library
ipkg-opt - 0.99.163-10 - The Itsy Package Manager
libevent - 2.0.20-1 - libevent to implement an event loop
libpar2 - 0.2-6 - A library for performing common tasks related to PAR recovery sets
libsigc++ - 2.2.3-1 - libsigc++ implements a typesafe callback system for standard C++.
libstdc++ - 6.0.2-6 - Standard C++ library, needed for dynamically linked C++ programs
libxml2 - 2.7.8-1 - Libxml2 is the XML C parser and toolkit developed for the Gnome project.
ncurses - 5.7-3 - NCurses libraries
openssh-sftp-server - 5.9p1-1 - sftp-server only from a FREE version of the SSH protocol suite of network connectivity tools.
openssl - 0.9.8v-2 - Openssl provides the ssl implementation in libraries libcrypto and libssl, and is needed by many other applications and librari
pcre - 8.31-1 - Perl-compatible regular expression library
readline - 6.1-2 - The GNU Readline library provides a set of functions for use by applications that allow users to edit command lines as they are
spawn-fcgi - 1.6.3-1 - spawn-fcgi is used to spawn fastcgi applications
uclibc-opt - 0.9.28-1 - micro C library for embedded Linux systems
wxbase - 2.8.12-1 - wxbase is a basic (non-windows) part of wxWidget toolkit
zlib - 1.2.5-1 - zlib is a library implementing the 'deflate' compression system.
sftp安装：
ipkg install openssh-sftp-server
没有进程返回：
ps | grep -i sftp
如何通过 CLI（命令行）远程启动 openssh-sftp-server？
我期待这些进程被返回：
1866 user 1416 S sh -c /opt/libexec/sftp-server
1867 user 2672 S /opt/libexec/sftp-server
上述响应来自不同工作地点的同一型号路由器，满足 sshfs 目标