<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Jun 14, 2010, at 7:03 AM, <a href="mailto:b19141@anl.gov">b19141@anl.gov</a> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>On 06/13/10 13:00, Merton Campbell Crockett wrote:<br><blockquote type="cite">Microsoft's nslookup is broken. What alternative applications that can<br></blockquote><blockquote type="cite">be installed and used in a Windows XP environment that will continue to<br></blockquote><blockquote type="cite">work in a Windows 7 environment after a decision is made to upgrade Windows?<br></blockquote><br>In this discussion, I have not seen any definition/details as to<br>what is "broken".<br></div></blockquote><br></div><div>I identified the problem in my original message. The Windows nslookup problem involves the failure to send DNS queries to the name server specified on the command line.</div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>nslookup <a href="http://alliance.gd-ais.com">alliance.gd-ais.com</a> <a href="http://ns.azsd01.gd-ais.com">ns.azsd01.gd-ais.com</a></div><div><br></div><div>When used in an interactive mode, the same failure occurs.</div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>nslookup</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>> server <a href="http://ns.azsd01.gd-ais.com">ns.azsd01.gd-ais.com</a></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>> <a href="http://alliance.gd-ais.com">alliance.gd-ais.com</a></div><div><br></div><div>The response displayed by Windows nslookup in both cases indicate that the information was obtained from the specified name server. However, if you have tcpdump running on the name server, you will find that the name server was never queried.</div><div><br></div><div>In each of the above cases, had the name server been queried, the user would have received two A records for the Internet accessible portal that allows employees at customer sites, customers, and vendors to access <a href="http://alliance.gd-ais.com">alliance.gd-ais.com</a>. What was displayed was the internal address for <a href="http://alliance.gd-ais.com">alliance.gd-ais.com</a>. </div><div><br></div><br><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; color: rgb(0, 0, 0); font-family: 'Helvetica Neue'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; -webkit-text-decorations-in-effect: none; text-indent: 0px; -webkit-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; color: rgb(0, 0, 0); font-family: 'Helvetica Neue'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; -webkit-text-decorations-in-effect: none; text-indent: 0px; -webkit-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div>--</div><div>Merton Campbell Crockett</div><div><a href="mailto:m.c.crockett@roadrunner.com">m.c.crockett@roadrunner.com</a></div><div><br class="khtml-block-placeholder"></div><br class="Apple-interchange-newline"></span></div></span></span><br class="Apple-interchange-newline">
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