ssh2_exec — Execute a command on a remote server
Execute a command at the remote end and allocate a channel for it.
An SSH connection link identifier, obtained from a call to ssh2_connect().
env may be passed as an associative array of name/value pairs to set in the target environment.
Width of the virtual terminal.
Height of the virtual terminal.
width_height_type should be one of SSH2_TERM_UNIT_CHARS or SSH2_TERM_UNIT_PIXELS.
Returns a stream on success or FALSE on failure.
Example #1 Executing a command
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');
$stream = ssh2_exec($connection, '/usr/local/bin/php -i');