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        <title>orourke.tv - tech-notes</title>
        <description>every banana has 5 sides</description>
        <link>http://orourke.tv/web/</link>
        <lastBuildDate>Sat, 18 Apr 2026 16:31:03 +0000</lastBuildDate>
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            <title>orourke.tv</title>
            <link>http://orourke.tv/web/</link>
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        <item>
            <title>browsers</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:browsers&amp;rev=1739869043&amp;do=diff</link>
            <description>Browser

Browser related stuff!

	* Pre Flight Requests</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 18 Feb 2025 08:57:23 +0000</pubDate>
        </item>
        <item>
            <title>home</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:home&amp;rev=1758030726&amp;do=diff</link>
            <description>General Technical Links

SMTP

	* SMTP

SNMP

	* SNMP

WGET

How to use Wget with SSL server (this is old!)


wget --no-check-certificate --secure-protocol=tlsv1 https://192.168.1.186:8444

Download a specific webpage - so you can run it on a test machine

wget -p -k -E -nd &quot;https://example.com/page.html&quot;</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 16 Sep 2025 13:52:06 +0000</pubDate>
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        <item>
            <title>smtp</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:smtp&amp;rev=1526583919&amp;do=diff</link>
            <description>SMTP

use Telnet to connect to mail server.

simple commands:

HELO &lt;ip-address-of-mail-server&gt; 

The mail server should respond.

&lt;http://www.yuki-onna.co.uk/email/smtp.html&gt;

Example Session


telnet: &gt; telnet mx1.example.com smtp
telnet: Trying 192.0.2.2...
telnet: Connected to mx1.example.com.
telnet: Escape character is &#039;^]&#039;.
server: 220 mx1.example.com ESMTP server ready Tue, 20 Jan 2004 22:33:36 +0200
client: HELO client.example.com
server: 250 mx1.example.com
client: MAIL from: &lt;sender@e…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Thu, 17 May 2018 19:05:19 +0000</pubDate>
        </item>
        <item>
            <title>snmp</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:snmp&amp;rev=1610112616&amp;do=diff</link>
            <description>SNMP

MIB Browser - &lt;http://ireasoning.com/mibbrowser.shtml&gt;

SNMP v3

Cisco Config

Reference: &lt;https://en.wikipedia.org/wiki/Simple_Network_Management_Protocol&gt;


snmp-server view MYVIEW iso included
snmp-server group myGroupName_RO v3 priv read MYVIEW access 2
snmp-server user myUserName myGroupName _RO v3 auth sha pa$$word priv aes 128 myEncryptionKey! access 2</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Fri, 08 Jan 2021 13:30:16 +0000</pubDate>
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        <item>
            <title>soap</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:soap&amp;rev=1583682206&amp;do=diff</link>
            <description>SOAP

&lt;http://www.soapui.org/&gt;

example soap request


POST / HTTP/1.1
Accept-Encoding: gzip,deflate
Content-Type: text/xml;charset=UTF-8
SOAPAction: &quot;http://soap.amazon.com/ItemSearch&quot;
Content-Length: 349
Host: w2016.lab2.purplepi.ie
Connection: Keep-Alive
User-Agent: Apache-HttpClient/4.1.1 (java 1.5)

&lt;soapenv:Envelope xmlns:soapenv=&quot;http://schemas.xmlsoap.org/soap/envelope/&quot; xmlns:ns=&quot;http://webservices.amazon.com/AWSECommerceService/2011-08-01&quot;&gt;
   &lt;soapenv:Header/&gt;
   &lt;soapenv:Body&gt;
      …</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sun, 08 Mar 2020 15:43:26 +0000</pubDate>
        </item>
        <item>
            <title>sql</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:sql&amp;rev=1671631604&amp;do=diff</link>
            <description>General SQL Stuff

* Index Seeks versus Index Scans

	* &lt;http://www.databaseanswers.org/data_models/index.htm&gt;

Order of execution

When you execute a SQL Query, it will be executed in the following sequence.

FROM

ON

JOIN

WHERE

GROUP BY

HAVING

SELECT

DISTINCT

ORDER BY

TOP

Pivot


select * from DailyIncome  -- Colums to pivot
pivot (
   max (IncomeAmount)                                                    -- Pivot on this column
   for IncomeDay in ([MON],[TUE],[WED],[THU],[FRI],[SAT],…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Wed, 21 Dec 2022 14:06:44 +0000</pubDate>
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        <item>
            <title>wireshark</title>
            <link>http://orourke.tv/web/doku.php?id=tech-notes:wireshark&amp;rev=1646310923&amp;do=diff</link>
            <description>Wireshark

Anonymize Packet Captures

&lt;https://www.tracewrangler.com/&gt;

Capture Wireshark Logs

	*  Set the necessary filter - to reduce data captured as per below example




	*  Set up a ring buffer as per below - below example uses 10GB of space.




	*  Disable auto update to reduce load and its not necessary - as we are capturing to a file. Depending on how quickly capture fills up the files - you might want to stop capture automatically instead of overwriting. e.g. Stop Capture after 200 f…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Thu, 03 Mar 2022 12:35:23 +0000</pubDate>
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