<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
</head>
<body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 14px; font-family: Calibri, sans-serif; ">
<div>
<div>
<div>The link to the full report is @ <a href="http://www.railcorp.info/__data/assets/pdf_file/0008/9719/110429-Signal_System_Report.pdf">http://www.railcorp.info/__data/assets/pdf_file/0008/9719/110429-Signal_System_Report.pdf</a></div>
<div><br>
</div>
<div>The Cisco's involved look to be 3550's.</div>
<div><br>
</div>
<div>The report is very interesting and describes the networking issues in reasonable detail.</div>
<div>
<div>
<p class="MsoNormal" style="margin-top: 0cm; margin-right: 0cm; margin-bottom: 0.0001pt; margin-left: 0cm; font-size: 11pt; font-family: Calibri, sans-serif; ">
<font class="Apple-style-span" color="#002060" size="4"><span class="Apple-style-span" style="font-size: 16px; "><br>
</span></font></p>
<p class="MsoNormal" style="margin-top: 0cm; margin-right: 0cm; margin-bottom: 0.0001pt; margin-left: 0cm; font-size: 11pt; font-family: Calibri, sans-serif; ">
<font class="Apple-style-span" color="#002060" size="4"><span class="Apple-style-span" style="font-size: 16px;"><span class="Apple-style-span" style="font-family: Calibri; font-size: xx-large; "></span></span></font></p>
<font class="Apple-style-span" color="#002060" size="4">
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 14px/normal Calibri; color: rgb(32, 73, 125); ">
...Skeeve</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 14px/normal Calibri; color: rgb(6, 32, 96); ">
</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
--</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
Skeeve Stevens, CEO - eintellego Pty Ltd - The Networking Specialists</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
skeeve@eintellego.net ; www.eintellego.net</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
Phone: 1300 753 383 ; Fax: (+612) 8572 9954</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
Cell +61 (0)414 753 383 ; skype://skeeve</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
facebook.com/eintellego or eintellego@facebook.com</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
twitter.com/networkceoau ; www.linkedin.com/in/skeeve</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
PO Box 7726, Baulkham Hills, NSW 1755 Australia</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; min-height: 15px; ">
<br>
</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
--</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
eintellego - The Experts that the Experts call</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Calibri; ">
- Juniper - HP Networking - Cisco - Brocade - Arista - Allied Telesis</p>
</font>
<p></p>
<font class="Apple-style-span" color="#1F497D">
<p></p>
</font>
<p></p>
</div>
</div>
</div>
</div>
<div><br>
</div>
<span id="OLK_SRC_BODY_SECTION">
<div>
<div>On 29/04/11 9:41 PM, "Andy Linton" <<a href="mailto:asjl@lpnz.org">asjl@lpnz.org</a>> wrote:</div>
</div>
<div><br>
</div>
<blockquote id="MAC_OUTLOOK_ATTRIBUTION_BLOCKQUOTE" style="BORDER-LEFT: #b5c4df 5 solid; PADDING:0 0 0 5; MARGIN:0 0 0 5;">
<div>
<div>
<div>Time to check your electrolytic caps</div>
<div><br>
</div>
<div>-------- Original Message --------</div>
<div>Subject: [Disconnect] RailCorp Sydenham signalling failure report</div>
<div>From: Andrew McNamara <<a href="mailto:andrewm@object-craft.com.au">andrewm@object-craft.com.au</a>></div>
<div>To: <a href="mailto:disconnect@object-craft.com.au">disconnect@object-craft.com.au</a></div>
<div>CC: </div>
<div><br>
</div>
<div>RailCorp has released their report into the 12 April Sydenham signalling</div>
<div>failure (which crippled the whole metro network). They found it to be</div>
<div>due to a Cisco switch with leaky electrolytic caps repeatedly bouncing</div>
<div>(see the linked PDF):</div>
<div><br>
</div>
<div> <a href="http://www.railcorp.info/publications/sydenham">http://www.railcorp.info/publications/sydenham</a></div>
<div><br>
</div>
<div><br>
</div>
<div>-- </div>
<div>Andrew McNamara, Senior Developer, Object Craft</div>
<div><a href="http://www.object-craft.com.au/">http://www.object-craft.com.au/</a></div>
<div>_______________________________________________</div>
<div>Disconnect mailing list</div>
<div><a href="mailto:Disconnect@object-craft.com.au">Disconnect@object-craft.com.au</a></div>
<div><a href="https://www.object-craft.com.au/cgi-bin/mailman/listinfo/disconnect">https://www.object-craft.com.au/cgi-bin/mailman/listinfo/disconnect</a></div>
<div>_______________________________________________</div>
<div>NZNOG mailing list</div>
<div><a href="mailto:NZNOG@list.waikato.ac.nz">NZNOG@list.waikato.ac.nz</a></div>
<div><a href="http://list.waikato.ac.nz/mailman/listinfo/nznog">http://list.waikato.ac.nz/mailman/listinfo/nznog</a></div>
<div><br>
</div>
</div>
</div>
</blockquote>
</span>
</body>
</html>