<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"
xmlns:ns0="urn:schemas-microsoft-com:office:smarttags">
<head>
<meta http-equiv=Content-Type content="text/html; charset=us-ascii">
<meta name=Generator content="Microsoft Word 11 (filtered medium)">
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="country-region"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="place"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="Street"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="address"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="PersonName"/>
<!--[if !mso]>
<style>
st1\:*{behavior:url(#default#ieooui) }
</style>
<![endif]-->
<style>
<!--
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman";}
a:link, span.MsoHyperlink
{color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:Arial;
color:windowtext;}
@page Section1
{size:595.3pt 841.9pt;
margin:72.0pt 90.0pt 72.0pt 90.0pt;}
div.Section1
{page:Section1;}
-->
</style>
</head>
<body lang=EN-GB link=blue vlink=purple>
<div class=Section1>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Please be advised that we have
scheduled two emergency maintenance windows to resolve security vulnerabilities
within our network:<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Maintenance Window 1<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Date: Wednesday, 3 October 2007<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Start time: 21:00 BST<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>End time: 21:30 BST<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Maintenance Window 2<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Date: Friday, 5 October 2007<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Start time: 21:00 BST<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>End time: 21:30 BST<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><u><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p><span style='text-decoration:
none'> </span></o:p></span></font></u></p>
<p class=MsoNormal style='text-autospace:none'><u><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Purpose<o:p></o:p></span></font></u></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>The purpose of this maintenance is:<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>#1 To upgrade switch software in
response to security vulnerability<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>CSCsg02323
[Comtec#2007092779000051].<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>#2 To upgrade Linux servers in
response to Debian Security advisories DSA 1378 and DSA 1381
[Comtec#2007092879000031].<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><u><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p><span style='text-decoration:
none'> </span></o:p></span></font></u></p>
<p class=MsoNormal style='text-autospace:none'><u><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Impact<o:p></o:p></span></font></u></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Customers with web hosting will
experience a short outage during window 1 while their machine is rebooted. This
is expected to last 2-5 minutes.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Customers with virtual machines
hosted on our servers will experience a short outage during window 2 while we shut
down their virtual machine and reboot the host computer. This is expected to
last 5-10 minutes.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Customers connected redundantly to
our network should not experience any other impact during these windows. We
have divided the maintenance in two to allow our built-in redundancy to ensure
operational continuity.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>However, customers connected to a
single switch may notice an outage of up to 10 minutes during one of these
windows while we upgrade switches. Odd numbered devices are being upgraded
during window 1, even numbered devices are being upgraded during window 2.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Regards,<o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><st1:PersonName
w:st="on"><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Matthew Rogerson</span></font></st1:PersonName><br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Technical
Engineer</span></font><font face=Arial><span style='font-family:Arial'><o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Comtec
Enterprises Ltd<br>
Comtec House<br>
<ns0:Street w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><ns0:address
w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><st1:Street
w:st="on"><st1:address w:st="on">Albert Rd North</st1:address></st1:Street><br>
</ns0:address></ns0:Street><st1:place w:st="on">Reigate</st1:place><br>
<ns0:place w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><st1:place
w:st="on">Surrey</st1:place></ns0:place> RH2 9EL<br>
<br>
Tel: 0845 899 1400<br>
Fax: 0845 899 1401<br>
<br>
Web: <a href="http://www.comtec.com" title="http://www.comtec.com/">www.comtec.com<br>
</a>Ranked No.4 In Deloitte Fast 50.<br>
Comtec Enterprises Ltd, Registered In <ns0:country-region
w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><st1:country-region
w:st="on">England</st1:country-region></ns0:country-region> and <ns0:country-region
w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><ns0:place
w:insAuthor="Matthew Rogerson" w:insDate="2007-10-03T11:36:00Z"
w:endInsAuthor="Matthew Rogerson" w:endInsDate="2007-10-03T11:36:00Z"><st1:country-region
w:st="on"><st1:place w:st="on">Wales</st1:place></st1:country-region></ns0:place></ns0:country-region>
3772881.<br>
CONFIDENTIAL:- The information contained in this e-mail and any attachment is
confidential. Its is intended only for the named addressee(s). If you are not
the named addressee please notify the sender immediately and do not disclose,
copy or distribute the contents to any other person other than the intended
addressee(s).</span></font><font face=Arial><span style='font-family:Arial'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Arial><span style='font-size:12.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
</div>
</body>
</html>