前几天看了网上一个牛人写的php telnet的源码
<?php/*** name:薛如飞* qq:6706250* e-mail:xuerufei@163.com* blog:<a href="http://hi.baidu.com/" target="_blank">http://hi.baidu.com/</a>飞云盖天* date:08.08.28**/if (isset($_POST['host']) and isset($_POST['user'])) { $host= $_POST['host']; $user= $_POST['user']; $pass= $_POST['pass']; $cmd= stripslashes($_POST['cmd']);require_once "phptelnet.php";$telnet = new PHPTelnet();$telnet->show_connect_error=0;$result = $telnet->Connect($host,$user,$pass);switch ($result) { case 0: $telnet->DoCommand($cmd, $result); echo $result; $telnet->Disconnect(); break; case 1: echo '[PHP Telnet] Connect failed: Unable to open network connection'; break; case 2: echo '[PHP Telnet] Connect failed: Unknown host'; break; case 3: echo '[PHP Telnet] Connect failed: Login failed'; break; case 4: echo '[PHP Telnet] Connect failed: Your PHP version does not support PHP Telnet'; break; } }else {?><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><form action="index.php" method="post" name="form0" id="form0"> <p> </p> <p align="center" >Telnet</p> <table width="200" border="0" align="center"> <tr> <td width="81" height="18">host:</td> <td width="109"><input name="host" type="text" size="16" value="" /></td> </tr> <tr> <td width="81" height="18">user:</td> <td width="109"><input name="user" type="text" size="16" value="" /></td> </tr> <tr> <td width="81" height="18">pass:</td> <td width="109"><input name="pass" type="text" size="16" value="" /></td> </tr> <tr> <td width="81" height="18">cmd:</td> <td width="109"> <textarea rows="6" name="cmd" cols="16"></textarea></td> </tr> <tr> <td> </td> <td><input type="submit" name="Submit" value="提交" /></td> </tr> </table> <p> </p></form><?php }?> <?php/*PHPTelnet 1.1by Antone Roundyadapted from code found on the PHP websitepublic domain*/class PHPTelnet {var $show_connect_error=1;var $use_usleep=0; // change to 1 for faster execution // don't change to 1 on Windows servers unless you have PHP 5var $sleeptime=125000;var $loginsleeptime=1000000;var $fp=NULL;var $loginprompt; var $conn1;var $conn2; /*0 = success1 = couldn't open network connection2 = unknown host3 = login failed4 = PHP version too low*/function Connect($server,$user,$pass) { $rv=0; $vers=explode('.',PHP_VERSION); $needvers=array(4,3,0); $j=count($vers); $k=count($needvers); if ($k<$j) $j=$k; for ($i=0;$i<$j;$i++) { if (($vers[$i]+0)>$needvers[$i]) break; if (($vers[$i]+0)<$needvers[$i]) { $this->ConnectError(4); return 4; } } $this->Disconnect(); if (strlen($server)) { if (preg_match('/[^0-9.]/',$server)) { $ip=gethostbyname($server); if ($ip==$server) { $ip=''; $rv=2; } } else $ip=$server; } else $ip='127.0.0.1'; if (strlen($ip)) { if ($this->fp=fsockopen($ip,23)) { fputs($this->fp,$this->conn1); $this->Sleep(); fputs($this->fp,$this->conn2); $this->Sleep(); $this->GetResponse($r); $r=explode("\n",$r); $this->loginprompt=$r[count($r)-1]; fputs($this->fp,"$user\r"); $this->Sleep(); fputs($this->fp,"$pass\r"); if ($this->use_usleep) usleep($this->loginsleeptime); else sleep(1); $this->GetResponse($r); $r=explode("\n",$r); if (($r[count($r)-1]=='')||($this->loginprompt==$r[count($r)-1])) { $rv=3; $this->Disconnect(); } } else $rv=1; } if ($rv) $this->ConnectError($rv); return $rv;} function Disconnect($exit=1) { if ($this->fp) { if ($exit) $this->DoCommand('exit',$junk); fclose($this->fp); $this->fp=NULL; }}function DoCommand($c,&$r) { if ($this->fp) { fputs($this->fp,"$c\r"); $this->Sleep(); $this->GetResponse($r); $r=preg_replace("/^.*?\n(.*)\n[^\n]*$/","$1",$r); } return $this->fp?1:0;} function GetResponse(&$r) { $r=''; do { $r.=fread($this->fp,1000); $s=socket_get_status($this->fp); } while ($s['unread_bytes']);} function Sleep() { if ($this->use_usleep) usleep($this->sleeptime); else sleep(1);} function PHPTelnet() { $this->conn1=chr(0xFF).chr(0xFB).chr(0x1F).chr(0xFF).chr(0xFB). chr(0x20).chr(0xFF).chr(0xFB).chr(0x18).chr(0xFF).chr(0xFB). chr(0x27).chr(0xFF).chr(0xFD).chr(0x01).chr(0xFF).chr(0xFB). chr(0x03).chr(0xFF).chr(0xFD).chr(0x03).chr(0xFF).chr(0xFC). chr(0x23).chr(0xFF).chr(0xFC).chr(0x24).chr(0xFF).chr(0xFA). chr(0x1F).chr(0x00).chr(0x50).chr(0x00).chr(0x18).chr(0xFF). chr(0xF0).chr(0xFF).chr(0xFA).chr(0x20).chr(0x00).chr(0x33). chr(0x38).chr(0x34).chr(0x30).chr(0x30).chr(0x2C).chr(0x33). chr(0x38).chr(0x34).chr(0x30).chr(0x30).chr(0xFF).chr(0xF0). chr(0xFF).chr(0xFA).chr(0x27).chr(0x00).chr(0xFF).chr(0xF0). chr(0xFF).chr(0xFA).chr(0x18).chr(0x00).chr(0x58).chr(0x54). chr(0x45).chr(0x52).chr(0x4D).chr(0xFF).chr(0xF0); $this->conn2=chr(0xFF).chr(0xFC).chr(0x01).chr(0xFF).chr(0xFC). chr(0x22).chr(0xFF).chr(0xFE).chr(0x05).chr(0xFF).chr(0xFC).chr(0x21);} function ConnectError($num) { if ($this->show_connect_error) switch ($num) { case 1: echo '<br />[PHP Telnet] <a href="<a href="http://www.geckotribe.com/php-telnet/errors/fsockopen.php" target="_blank">http://www.geckotribe.com/php-telnet/errors/fsockopen.php">Connect</a> failed: Unable to open network connection</a><br />'; break; case 2: echo '<br />[PHP Telnet] <a href="<a href="http://www.geckotribe.com/php-telnet/errors/unknown-host.php" target="_blank">http://www.geckotribe.com/php-telnet/errors/unknown-host.php">Connect</a> failed: Unknown host</a><br />'; break; case 3: echo '<br />[PHP Telnet] <a href="<a href="http://www.geckotribe.com/php-telnet/errors/login.php" target="_blank">http://www.geckotribe.com/php-telnet/errors/login.php">Connect</a> failed: Login failed</a><br />'; break; case 4: echo '<br />[PHP Telnet] <a href="<a href="http://www.geckotribe.com/php-telnet/errors/php-version.php" target="_blank">http://www.geckotribe.com/php-telnet/errors/php-version.php">Connect</a> failed: Your server\'s PHP version is too low for PHP Telnet</a><br />'; break; }}}?>其实我就是想在网页中嵌入一个 ssh或者telnet的远程登录程序。有其他的方法更好，多谢了
确认一下你和你同事的php版本
我觉得跟这个有关
\r换成\n,LINUX不认\r的
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