(PECL ssh2 >= 0.9.0)
ssh2_exec — Execute a command on a remote server
$session
   , string $command
   [, string $pty
   [, array $env
   [, int $width = 80
   [, int $height = 25
   [, int $width_height_type = SSH2_TERM_UNIT_CHARS
  ]]]]] )Execute a command at the remote end and allocate a channel for it.
sessionAn SSH connection link identifier, obtained from a call to ssh2_connect().
command
pty
env
       env may be passed as an associative array of
       name/value pairs to set in the target environment.
      
widthWidth of the virtual terminal.
heightHeight of the virtual terminal.
width_height_type
       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
<?php
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');
$stream = ssh2_exec($connection, '/usr/local/bin/php -i');
?>