[afnog] connection to www.cnn.com

Randy Bush randy at psg.com
Mon Jun 5 19:29:01 EAT 2006


you sent html as opposed to an email message.  as i do not use a web browser
to read mail, i can not read your message.  if you want me to read your
email, send email.

randy


> <P>&nbsp;<BR><BR><FONT SIZE=2 STYLE=font-size:9pt><B>Brian Candler &lt;B.Candler at pobox.com&gt;</B></FONT><BR><FONT SIZE=2 STYLE=font-size:9pt>06/05/2006 03:35 PM CET</FONT><BR><BR> <FONT SIZE=2 STYLE=font-size:9pt>To:</FONT> <FONT SIZE=2 STYLE=font-size:9pt>Mikisa Richard &lt;rmikisa at bushnet.net&gt;</FONT><BR> <FONT SIZE=2 STYLE=font-size:9pt>cc:</FONT> <FONT SIZE=2 STYLE=font-size:9pt>afnog at afnog.org</FONT><BR> <FONT SIZE=2 STYLE=font-size:9pt>bcc:</FONT> <BR> <FONT SIZE=2 STYLE=font-size:9pt>Subject:</FONT> <FONT SIZE=2 STYLE=font-size:9pt>Re: [afnog] connection to www.cnn.com</FONT><BR> &nbsp;<BR><FONT FACE="Monospace,Courier">&gt;<BR>&gt; a subsequent &nbsp;GET / HTTP/1.0 yield nothing.<BR></FONT><BR><FONT FACE="Monospace,Courier">That is an incomplete command. The server will not respond until you issue a<BR>complete HTTP request. A valid example is:<BR></FONT><BR><FONT FACE="Monospace,Courier">GET / HTTP/1.0<BR>Host: www.cnn.com<BR>&lt;blank line&gt;<BR></FONT><BR></P><P>Still nothing ..</P><P><BR><FONT FACE="Monospace,Courier">$ telnet www.cnn.com 80<BR>Trying 64.236.29.120...<BR>Connected to www.cnn.com.<BR>Escape character is '^]'.<BR>asdfasdf<BR></FONT><BR></P><P>No response there as well...</P><P><FONT FACE="Monospace,Courier">If you can see that, then most likely the problem is an MTU issue as<BR>described elsewhere in this thread. That is, CNN can send small packets to<BR>you, but 1500-byte packets are being dropped instead of fragmented. If this<BR>is the case we can talk you through the problem some more.<BR></FONT><BR><FONT FACE="Monospace,Courier">IP can cope with smaller MTUs, but you can get bitten by this problem if you<BR>block ICMP. At the moment, if I try to ping 41.220.0.4 I get no response,<BR>although I can ping 41.220.0.1. It could just mean that host .4 is down.</FONT></P><P><FONT FACE="Monospace,Courier"><BR></FONT><BR>41.220.0.4 like I said in the previous post is filtered. Changed my test to 41.220.0.254 which is unfiltered</P><P>&nbsp;</P><P>Richard</P>
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