<div dir="ltr"><a href="http://www.9news.com.au/technology/2016/02/09/13/11/reports-of-telstra-mobile-services-outage">http://www.9news.com.au/technology/2016/02/09/13/11/reports-of-telstra-mobile-services-outage</a><br><div><br></div><div>Keep backing up the bus...</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Feb 9, 2016 at 2:54 PM, James Gray <span dir="ltr"><<a href="mailto:james@gray.net.au" target="_blank">james@gray.net.au</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">In addition to the traditional swiss-army knife known as "telnet", getting "curl" to dump just the HTTP headers is also a handy one to keep up your sleeve:<br><br><div>0:><b>curl -I <a href="http://triplezero.com.au" target="_blank">http://triplezero.com.au</a></b></div><div>HTTP/1.1 200 OK</div><div>Connection: close</div><div>Date: Tue, 09 Feb 2016 04:45:18 GMT</div><div>Server: Microsoft-IIS/6.0</div><div>X-Powered-By: <a href="http://ASP.NET" target="_blank">ASP.NET</a></div><div>Content-Type: text/html; charset=UTF-8</div><div><br></div><div>Also telnet wont work with SSL sites (ie, https), but if you have openssl installed, you can do this instead:<br><br><div>0:><b>openssl s_client -quiet -connect <a href="http://www.google.com:443" target="_blank">www.google.com:443</a></b></div></div><div><br></div><div>The openssl method also works on other SSL-enabled service like POP3S and IMAPS etc. I have it aliased in my shell config:<br><b>alias stelnet="openssl s_client -quiet -connect"</b></div><div><br></div><div>...then all I need to do is: "stelnet host:port"</div><div><br></div><div>Just good to have tucked away in case you need to break out the command-line hammer.</div><div><br></div><div>Cheers,</div><div><br></div><div>James</div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On 9 February 2016 at 15:15, Ross Wheeler <span dir="ltr"><<a href="mailto:ausnog@rossw.net" target="_blank">ausnog@rossw.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span><br>
<br>
On Tue, 9 Feb 2016, Shane Chrisp wrote:<br>
<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Yep, that was just my fat fingers. I am trying to get to the <a href="http://triplezero.com.au" rel="noreferrer" target="_blank">triplezero.com.au</a> but no go.<br>
</blockquote>
<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
traceroute to <a href="http://www.triplezero.gov.au" rel="noreferrer" target="_blank">www.triplezero.gov.au</a> (115.178.104.72), 30 hops max, 60 byte <br>
</blockquote></span>
...<span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
11 <a href="http://bundle-ether2.civ.core2.canberra.telstra.net" rel="noreferrer" target="_blank">bundle-ether2.civ.core2.canberra.telstra.net</a> (203.50.6.82) 71.834 ms 71.845 ms 70.450 ms<br>
12 <a href="http://Bundle-Ethernet1.civ-edge901.canberra.telstra.net" rel="noreferrer" target="_blank">Bundle-Ethernet1.civ-edge901.canberra.telstra.net</a> (203.50.8.35) 69.126 ms 69.138 ms 69.042 ms<br>
13 <a href="http://telstr1248.lnk.telstra.net" rel="noreferrer" target="_blank">telstr1248.lnk.telstra.net</a> (165.228.21.206) 68.991 ms 68.981 ms 68.926 ms<br>
14 * * *<br>
15 * * *<br>
16 * * *<br>
</blockquote>
<br>
<br></span>
Traceroute is only one tool in a toolbox, and frequently not as helpful as you might hope.<br>
<br>
5 <a href="http://bundle-ether2.chw-edge902.sydney.telstra.net" rel="noreferrer" target="_blank">bundle-ether2.chw-edge902.sydney.telstra.net</a> (203.50.11.105) 2.002 ms<br>
6 <a href="http://bundle-ether2.dkn-core1.canberra.telstra.net" rel="noreferrer" target="_blank">bundle-ether2.dkn-core1.canberra.telstra.net</a> (203.50.6.129) 8.918 ms<br>
7 <a href="http://bundle-ether2.civ.core2.canberra.telstra.net" rel="noreferrer" target="_blank">bundle-ether2.civ.core2.canberra.telstra.net</a> (203.50.6.82) 9.334 ms<br>
8 <a href="http://Bundle-Ethernet1.civ-edge901.canberra.telstra.net" rel="noreferrer" target="_blank">Bundle-Ethernet1.civ-edge901.canberra.telstra.net</a> (203.50.8.35) 7.822 ms<br>
9 <a href="http://telstr1248.lnk.telstra.net" rel="noreferrer" target="_blank">telstr1248.lnk.telstra.net</a> (165.228.21.206) 9.189 ms<br>
10 *<br>
11 *<br>
<br>
Yes, it appear to not be reachable....<br>
<br>
However using another tool it clearly IS working....<br>
<br>
# telnet <a href="http://triplezero.gov.au" rel="noreferrer" target="_blank">triplezero.gov.au</a> 80<br>
Trying 2403:d500::48...<br>
telnet: connect to address 2403:d500::48: No route to host<br>
Trying 115.178.104.72...<br>
Connected to <a href="http://triplezero.gov.au" rel="noreferrer" target="_blank">triplezero.gov.au</a>.<br>
Escape character is '^]'.<br>
GET / http/1.0<br>
<br>
HTTP/1.1 403 Forbidden<br>
Cache-Control: no-cache<br>
<br>
<br>
<br>
There's also a hint there....<div><div><br>
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