<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Generator" content="Microsoft Word 14 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
        {font-family:"Cambria Math";
        panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
        {font-family:Calibri;
        panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
        {font-family:Tahoma;
        panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
        {font-family:Verdana;
        panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
        {margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
        {mso-style-priority:99;
        color:blue;
        text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
        {mso-style-priority:99;
        color:purple;
        text-decoration:underline;}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
        {mso-style-priority:99;
        mso-style-link:"Balloon Text Char";
        margin:0in;
        margin-bottom:.0001pt;
        font-size:8.0pt;
        font-family:"Tahoma","sans-serif";}
p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
        {mso-style-priority:34;
        margin-top:0in;
        margin-right:0in;
        margin-bottom:0in;
        margin-left:.5in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
p.yiv854712693msoacetate, li.yiv854712693msoacetate, div.yiv854712693msoacetate
        {mso-style-name:yiv854712693msoacetate;
        mso-margin-top-alt:auto;
        margin-right:0in;
        mso-margin-bottom-alt:auto;
        margin-left:0in;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
p.yiv854712693msonormal, li.yiv854712693msonormal, div.yiv854712693msonormal
        {mso-style-name:yiv854712693msonormal;
        mso-margin-top-alt:auto;
        margin-right:0in;
        mso-margin-bottom-alt:auto;
        margin-left:0in;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
p.yiv854712693msochpdefault, li.yiv854712693msochpdefault, div.yiv854712693msochpdefault
        {mso-style-name:yiv854712693msochpdefault;
        mso-margin-top-alt:auto;
        margin-right:0in;
        mso-margin-bottom-alt:auto;
        margin-left:0in;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
span.yiv854712693msohyperlink
        {mso-style-name:yiv854712693msohyperlink;}
span.yiv854712693msohyperlinkfollowed
        {mso-style-name:yiv854712693msohyperlinkfollowed;}
span.yiv854712693emailstyle17
        {mso-style-name:yiv854712693emailstyle17;}
span.yiv854712693balloontextchar
        {mso-style-name:yiv854712693balloontextchar;}
p.yiv854712693msonormal1, li.yiv854712693msonormal1, div.yiv854712693msonormal1
        {mso-style-name:yiv854712693msonormal1;
        margin:0in;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman","serif";}
span.yiv854712693msohyperlink1
        {mso-style-name:yiv854712693msohyperlink1;
        color:blue;
        text-decoration:underline;}
span.yiv854712693msohyperlinkfollowed1
        {mso-style-name:yiv854712693msohyperlinkfollowed1;
        color:purple;
        text-decoration:underline;}
p.yiv854712693msoacetate1, li.yiv854712693msoacetate1, div.yiv854712693msoacetate1
        {mso-style-name:yiv854712693msoacetate1;
        margin:0in;
        margin-bottom:.0001pt;
        font-size:8.0pt;
        font-family:"Arial","sans-serif";}
span.yiv854712693emailstyle171
        {mso-style-name:yiv854712693emailstyle171;
        font-family:"Arial","sans-serif";
        color:#1F497D;}
span.yiv854712693balloontextchar1
        {mso-style-name:yiv854712693balloontextchar1;
        font-family:"Arial","sans-serif";}
p.yiv854712693msochpdefault1, li.yiv854712693msochpdefault1, div.yiv854712693msochpdefault1
        {mso-style-name:yiv854712693msochpdefault1;
        mso-margin-top-alt:auto;
        margin-right:0in;
        mso-margin-bottom-alt:auto;
        margin-left:0in;
        font-size:10.0pt;
        font-family:"Times New Roman","serif";}
span.EmailStyle31
        {mso-style-type:personal-reply;
        font-family:"Calibri","sans-serif";
        color:#1F497D;}
span.BalloonTextChar
        {mso-style-name:"Balloon Text Char";
        mso-style-priority:99;
        mso-style-link:"Balloon Text";
        font-family:"Tahoma","sans-serif";}
.MsoChpDefault
        {mso-style-type:export-only;
        font-size:10.0pt;}
@page WordSection1
        {size:8.5in 11.0in;
        margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
        {page:WordSection1;}
/* List Definitions */
@list l0
        {mso-list-id:920211803;
        mso-list-type:hybrid;
        mso-list-template-ids:537166988 67698705 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
@list l0:level1
        {mso-level-text:"%1\)";
        mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level2
        {mso-level-number-format:alpha-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level3
        {mso-level-number-format:roman-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:right;
        text-indent:-9.0pt;}
@list l0:level4
        {mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level5
        {mso-level-number-format:alpha-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level6
        {mso-level-number-format:roman-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:right;
        text-indent:-9.0pt;}
@list l0:level7
        {mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level8
        {mso-level-number-format:alpha-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:left;
        text-indent:-.25in;}
@list l0:level9
        {mso-level-number-format:roman-lower;
        mso-level-tab-stop:none;
        mso-level-number-position:right;
        text-indent:-9.0pt;}
ol
        {margin-bottom:0in;}
ul
        {margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="blue" vlink="purple">
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">You can ignore the /var/run stuff.  A couple of potential gotchas to check whenever you decide to get back to it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">1)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Make sure that your line with ttyACM0 starts with “AddKey” (singular not plural.)<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><span style="mso-list:Ignore">2)<span style="font:7.0pt "Times New Roman"">     
</span></span></span><![endif]><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">If you commented the previous line, use “--“ for comments, not “#”.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Just stuff we ran across in having different people installing them.<o:p></o:p></span></p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333"><o:p> </o:p></span></b></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#333333">Chris Thomas</span></b><span style="font-family:"Verdana","sans-serif";color:#1F497D"><br>
</span><b><span style="font-size:8.5pt;font-family:"Verdana","sans-serif";color:#579FD2">MedPlus, A Quest Diagnostics Company</span></b><span style="font-family:"Verdana","sans-serif";color:#1F497D">
</span><span style="font-size:8.5pt;font-family:"Verdana","sans-serif";color:#666666">| Senior Unix Administrator | 4690 Parkway Drive | Mason, OH 45040 USA |
<b>phone</b> +1.513.204.2711 | <a href="mailto:CThomas@medplus.com"><span style="color:#666666">cthomas@medplus.com</span></a> |
<a href="http://www.MedPlus.com/"><span style="color:#666666">www.medplus.com</span></a>
</span><span style="font-family:"Verdana","sans-serif";color:#1F497D"><o:p></o:p></span></p>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Gang Gong Moy [mailto:gmoy8888@yahoo.com]
<br>
<b>Sent:</b> Thursday, January 05, 2012 11:29 PM<br>
<b>To:</b> Thomas, Chris<br>
<b>Cc:</b> entropykey-users@lists.simtec.co.uk<br>
<b>Subject:</b> Re: Issue After Reboot<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black">I tried using "/dev/ttyACM0", but ekeyd seemed unable to recognize it; ekeyd.conf also refers to "/var/run/entropykeys", which is not created after a reboot.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black">Since my Linux box is rarely rebooted, I'll come back to this issue some other time. It's hardly a show-stopper now.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black">Thanks for the suggestions.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"><o:p> </o:p></span></p>
</div>
<div>
<div>
<div class="MsoNormal" align="center" style="text-align:center;background:white">
<span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">
<hr size="1" width="100%" align="center">
</span></div>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">From:</span></b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"> "Thomas, Chris" <<a href="mailto:CThomas@medplus.com">CThomas@medplus.com</a>><br>
<b>To:</b> Gang Gong Moy <<a href="mailto:gmoy8888@yahoo.com">gmoy8888@yahoo.com</a>>
<br>
<b>Cc:</b> "<a href="mailto:entropykey-users@lists.simtec.co.uk">entropykey-users@lists.simtec.co.uk</a>" <<a href="mailto:entropykey-users@lists.simtec.co.uk">entropykey-users@lists.simtec.co.uk</a>>
<br>
<b>Sent:</b> Thursday, January 5, 2012 4:02 PM<br>
<b>Subject:</b> RE: Issue After Reboot</span><span style="color:black"><o:p></o:p></span></p>
<div id="yiv854712693">
<div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;color:#1F497D">It’s because the udev rules don’t work in RHEL/CentOS which are supposed to create a symlink in /dev/entropykey that the default ekeyd config is looking for.  One way
 around it if you are only going to use one key in the system is to change /etc/entropykey/ekeyd.conf to have a line “AddKey /dev/ttyACM0” rather than the default one of “AddKeys /dev/entropykey”.  (Make sure to put the device path in quotes.)  This avoids
 the whole issue of udev not creating the link on boot.  Maybe one of these days I’ll fix the udev rules.</span><span style="color:black"><o:p></o:p></span></p>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:#333333"> </span></b><span style="color:black"><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:#333333">Chris Thomas</span></b><span style="color:#1F497D"><br>
</span><b><span style="font-size:8.5pt;color:#579FD2">MedPlus, A Quest Diagnostics Company</span></b><span style="color:#1F497D">
</span><span style="font-size:8.5pt;color:#666666">| Senior Unix Administrator | 4690 Parkway Drive | Mason, OH 45040 USA |
<b>phone</b> +1.513.204.2711 | </span><span style="color:black"><a href="mailto:CThomas@medplus.com" target="_blank"><span style="font-size:8.5pt;color:#666666">cthomas@medplus.com</span></a></span><span style="font-size:8.5pt;color:#666666"> |
</span><span style="color:black"><a href="http://www.MedPlus.com/" target="_blank"><span style="font-size:8.5pt;color:#666666">www.medplus.com</span></a></span><span style="font-size:8.5pt;color:#666666">
</span><span style="color:black"><o:p></o:p></span></p>
</div>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;color:#1F497D"> </span><span style="color:black"><o:p></o:p></span></p>
</div>
<div>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<div>
<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:black">From:</span></b><span style="font-size:10.0pt;color:black">
<a href="mailto:entropykey-users-bounces@lists.simtec.co.uk" target="_blank">entropykey-users-bounces@lists.simtec.co.uk</a>
<a href="mailto:[mailto:entropykey-users-bounces@lists.simtec.co.uk]" target="_blank">
[mailto:entropykey-users-bounces@lists.simtec.co.uk]</a> <b>On Behalf Of </b>Gang Gong Moy<br>
<b>Sent:</b> Thursday, January 05, 2012 1:21 PM<br>
<b>To:</b> <a href="mailto:entropykey-users@lists.simtec.co.uk" target="_blank">entropykey-users@lists.simtec.co.uk</a><br>
<b>Subject:</b> Issue After Reboot</span><span style="color:black"><o:p></o:p></span></p>
</div>
</div>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"> <o:p></o:p></span></p>
</div>
<div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black">I received the entropy key recently and I've been generally impressed by it. One minor question that has come up is whether the USB driver fails to detect and connect to the device after
 a reboot. <o:p></o:p></span></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"> <o:p></o:p></span></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black">I'm using Centos 5.4. If I perform a reboot with the device attached to the computer, then it doesn't seem to work properly. The 'ekeydctl list' command shows nothing running after the
 reboot and "entropy_avail" is low. On the other hand, if I plug in the device after the boot up completes, everything works normally.<o:p></o:p></span></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"> <o:p></o:p></span></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"> <o:p></o:p></span></p>
</div>
</div>
</div>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:black"><br>
<br>
<br>
<br>
Confidentiality Notice: The information contained in this electronic transmission is confidential and may be legally privileged. It is intended only for the addressee(s) named above. If you are not an intended recipient, be aware that any disclosure, copying,
 distribution or use of the information contained in this transmission is prohibited and may be unlawful. If you have received this transmission in error, please notify us by telephone (513) 229-5500 or by email (<a href="mailto:postmaster@MedPlus.com">postmaster@MedPlus.com</a>).
 After replying, please erase it from your computer system.<o:p></o:p></span></p>
</div>
</div>
</div>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="color:black"><br>
_______________________________________________<br>
EntropyKey-users mailing list<br>
<a href="mailto:EntropyKey-users@lists.simtec.co.uk">EntropyKey-users@lists.simtec.co.uk</a><br>
<a href="http://lists.simtec.co.uk/cgi-bin/mailman/listinfo/entropykey-users" target="_blank">http://lists.simtec.co.uk/cgi-bin/mailman/listinfo/entropykey-users</a><br>
<br>
<o:p></o:p></span></p>
</div>
</div>
</div>
</div>

<P> <br/> <br/> <br/> <br/>Confidentiality Notice: The information contained in this electronic transmission is confidential and may be legally privileged. It is intended only for the addressee(s) named above. If you are not an intended recipient, be aware that any disclosure, copying, distribution or use of the information contained in this transmission is prohibited and may be unlawful. If you have received this transmission in error, please notify us by telephone (513) 229-5500 or by email (postmaster@MedPlus.com). After replying, please erase it from your computer system.<br/></P></body>
</html>