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Opening a Telnet session
Posted: Thu Dec 22, 2005 4:41 am
by icarpenter
Hi I have a peice of kit on my lan that has telnet capabilitys...I would like to open a telnet session, input username and password data, run a system command then extract some information information and then print...
I have tried using fsock...to no avail
Code: Select all
$fp = fsockopen('10.0.0.1', 23);
while ($line = fread($fp, 23))
{
echo $line;
}
fclose($fp);
Has anyone had any success doing this kind of thing beore...
all i get back is ÿûÿý
Thanks Ian
Posted: Thu Dec 22, 2005 5:24 am
by Jenk
should use SSL instead of telnet, but that's a different topic.
Anyway - from one of the comments on fsockopen in the manual:
http://cvs.adfinis.ch/cvs.php/phpStream ... .class.php
Posted: Thu Dec 22, 2005 9:51 am
by icarpenter
Still no Joy.
I triedn this that was on PHP.net...
Code: Select all
# This is the difficult part, the Telnet header
$header1=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);
$header2=chr(0xFF).chr(0xFC).chr(0x01).chr(0xFF).chr(0xFC).
chr(0x22).chr(0xFF).chr(0xFE).chr(0x05).chr(0xFF).chr(0xFC).chr(0x21);
# connecting
$fp=fsockopen("10.0.0.1",23);
# sending the Telnet header
fputs($fp,$header1);
usleep(125000);
fputs($fp,$header2);
usleep(125000);
# show the output
do
{
@$output.=fread($fp, 80); // read line by line, or at least small chunks
$stat=socket_get_status($fp);
}
while($stat["unread_bytes"]);
$output = str_replace("\n", "<br>", $output);
echo $output;
fclose($fp);
but this just returns a load of junk...ÿûÿýÿþÿþ ÿþÿþ'ÿüÿû
Can anyone tel me where I might be going wrong?
Thank Ian