> OK, I pulled actual packet traces off our firewall. I was wrong, the
> synchronization is DEFINITELY going out the firewall.
>
> Take a look at these packet traces (I obscured out internal IP): It CLEARLY
> shows the Microsoft server at 65.54.89.108 returning a 404 back to my WSUS
> server during the synchronization. The only weird thing is there is an
> WSUS30RC1 in the header of the GET statement.
> =============================
> *Packet number: 64*
> Header Values:
> Bytes captured: 220, Actual Bytes on the wire: 220
> Packet Info(Time:11/14/2008 10:33:17.128):
> in:X0*(interface), out:X2, Forwarded
> Ethernet Header
> Ether Type: IP(0x800), Src=[00:10:dc:cf:fd:f1], Dst=[00:06:b1:13:03:4a]
> IP Packet Header
> IP Type: TCP(0x6), Src=[192.168.X.XX], Dst=[65.54.89.108]
> TCP Packet Header
> TCP Flags = [ACK,], Src=[1568], Dst=[80], Checksum=0xc847
> Application Header
> HTTP
> Value:[0]
> Hex and ASCII dump of the packet:
> 0006b113 034a0010 dccffdf1 08004500 00ce0aaf 40008006
> *.....J........E.....[ at ]...*
> 9216c0a8 021a4136 596c0620 00503aa3 41fc2514 47d35018 *......A6Yl.
> .P:.A.%.G.P.*
> ffffc847 00004745 54202f77 73757333 30726331 2f77696e *...G..GET
> /wsus30rc1/win*
> 646f7773 75706461 74652f72 65646972 2f736572 76657233
> *dowsupdate/redir/server3*
> 30726377 75726564 69722e63 61623f38 31313134 31363131
> *0rcwuredir.cab?811141611*
> 33333136 20485454 502f312e 310d0a43 61636865 2d436f6e *3316
> HTTP/1.1..Cache-Con*
> 74726f6c 3a206e6f 2d636163 68650d0a 486f7374 3a20646f *trol:
> no-cache..Host: do*
> 776e6c6f 61642e77 696e646f 77737570 64617465 2e636f6d
> *wnload.windowsupdate.com*
> 0d0a436f 6e6e6563 74696f6e 3a204b65 65702d41 6c697665 *..Connection:
> Keep-Alive*
> 0d0a0d0a *....
> *
>
> *Packet number: 65*
> Header Values:
> Bytes captured: 1418, Actual Bytes on the wire: 1418
> Packet Info(Time:11/14/2008 10:33:17.416):
> in:--, out:X0*, Forwarded
> Ethernet Header
> Ether Type: IP(0x800), Src=[00:06:b1:13:03:4a], Dst=[00:10:dc:cf:fd:f1]
> IP Packet Header
> IP Type: TCP(0x6), Src=[65.54.89.108], Dst=[192.168.X.XX]
> TCP Packet Header
> TCP Flags = [ACK,], Src=[80], Dst=[1568], Checksum=0xaf21
> Application Header
> HTTP
> Value:[0]
> Hex and ASCII dump of the packet:
> 0010dccf fdf10006 b113034a 08004500 057c32d7 40003206
> *...........J..E..|2.[ at ].2.*
> b3404136 596cc0a8 021a0050 06202514 47d33aa3 42a25010 *.[ at ]A6Yl.....P.
> %.G.:.B.P.*
> ffffaf21 00004854 54502f31 2e312034 3034204e 6f742046 *...!..HTTP/1.1 404
> Not F*
> 6f756e64 0d0a436f 6e74656e 742d4c65 6e677468 3a203136
> *ound..Content-Length: 16*
> 33350d0a 436f6e74 656e742d 54797065 3a207465 78742f68 *35..Content-Type:
> text/h*
> 746d6c0d 0a536572 7665723a 204d6963 726f736f 66742d49 *tml..Server:
> Microsoft-I*
> 49532f36 2e300d0a 582d506f 77657265 642d4279 3a204153
> *IS/6.0..X-Powered-By: AS*
> 502e4e45 540d0a44 6174653a 20467269 2c203134 204e6f76 *P.NET..Date: Fri, 14
> Nov*
> 20323030 38203136 3a33333a 31362047 4d540d0a 436f6e6e * 2008 16:33:16
> GMT..Conn*
> 65637469 6f6e3a20 6b656570 2d616c69 76650d0a 0d0a3c21 *ection:
> keep-alive....<!*
> 444f4354 59504520 48544d4c 20505542 4c494320 222d2f2f *DOCTYPE HTML PUBLIC
> "-//*
> 5733432f 2f445444 2048544d 4c20342e 30312f2f 454e2220 *W3C//DTD HTML
> 4.01//EN" *
> 22687474 703a2f2f 7777772e 77332e6f 72672f54 522f6874
> *"
http://www.w3.org/TR/ht*> 6d6c342f 73747269 63742e64 7464223e 0d0a3c48 544d4c3e
> *ml4/strict.dtd">..<HTML>*
> 3c484541 443e3c54 49544c45 3e546865 20706167 65206361 *<HEAD><TITLE>The
> page ca*
> 6e6e6f74 20626520 666f756e 643c2f54 49544c45 3e0d0a3c *nnot be
> found</TITLE>..<*
> 4d455441 20485454 502d4551 5549563d 22436f6e 74656e74 *META
> HTTP-EQUIV="Content*
> 2d547970 65222043 6f6e7465 6e743d22 74657874 2f68746d *-Type"
> Content="text/htm*
> 6c3b2063 68617273 65743d57 696e646f 77732d31 32353222 *l;
> charset=Windows-1252"*
> 3e0d0a3c 5354594c 45207479 70653d22 74657874 2f637373 *>..<STYLE
> type="text/css*
> 223e0d0a 2020424f 4459207b 20666f6e 743a2038 70742f31 *">.. BODY { font:
> 8pt/1*
> 32707420 76657264 616e6120 7d0d0a20 20483120 7b20666f *2pt verdana }.. H1
> { fo*
> 6e743a20 31337074 2f313570 74207665 7264616e 61207d0d *nt: 13pt/15pt
> verdana }.*
> 0a202048 32207b20 666f6e74 3a203870 742f3132 70742076 *. H2 { font:
> 8pt/12pt v*
> 65726461 6e61207d 0d0a2020 413a6c69 6e6b207b 20636f6c *erdana }.. A:link {
> col*
> 6f723a20 72656420 7d0d0a20 20413a76 69736974 6564207b *or: red }..
> A:visited {*
> 20636f6c 6f723a20 6d61726f 6f6e207d 0d0a3c2f 5354594c * color: maroon
> }..</STYL*
> 453e0d0a 3c2f4845 41443e3c 424f4459 3e3c5441 424c4520
> *E>..</HEAD><BODY><TABLE *
> 77696474 683d3530 3020626f 72646572 3d302063 656c6c73 *width=500 border=0
> cells*
> 70616369 6e673d31 303e3c54 523e3c54 443e0d0a 0d0a3c68
> *pacing=10><TR><TD>....<h*
> 313e5468 65207061 67652063 616e6e6f 74206265 20666f75 *1>The page cannot be
> fou*
> 6e643c2f 68313e0d 0a546865 20706167 6520796f 75206172 *nd</h1>..The page
> you ar*
> 65206c6f 6f6b696e 6720666f 72206d69 67687420 68617665 *e looking for might
> have*
> 20626565 6e207265 6d6f7665 642c2068 61642069 7473206e * been removed, had
> its n*
> 616d6520 6368616e 6765642c 206f7220 69732074 656d706f *ame changed, or is
> tempo*
> 72617269 6c792075 6e617661 696c6162 6c652e0d 0a3c6872 *rarily
> unavailable...<hr*
> 3e0d0a3c 703e506c 65617365 20747279 20746865 20666f6c *>..<p>Please try the
> fol*
> 6c6f7769 6e673a3c 2f703e0d 0a3c756c 3e0d0a3c 6c693e4d
> *lowing:</p>..<ul>..<li>M*
> 616b6520 73757265 20746861 74207468 65205765 62207369 *ake sure that the
> Web si*
> 74652061 64647265 73732064 6973706c 61796564 20696e20 *te address displayed
> in *
> 74686520 61646472 65737320 62617220 6f662079 6f757220 *the address bar of
> your *
> 62726f77 73657220 69732073 70656c6c 65642061 6e642066 *browser is spelled
> and f*
> 6f726d61 74746564 20636f72 72656374 6c792e3c 2f6c693e *ormatted
> correctly.</li>*
> ========================================
>
>
>
> "Brandon I.T." wrote:
>
> > I could email you screenshots from the MMC showing that I am configured to
> > use "Windows Update" as my source server. I have NOT misconfigured the
> > upstream server or the proxy settings.
> >
> > Is there a way to check the configuration of my upstream server WITHOUT
> > using the MMC? Some sort of INI file or something?
> >
> > I have flushed my DNS multiple times, rebooted the server 3 times, and
> > applied all Microsoft available patches via a manual Windows Update through
> > IE.
> >
> > What is the Windows Update server URL that WSUS is hard-coded to go to if I
> > tell it to use Windows Update as the source? Does it use
> > "update.microsoft.com" or some other URL?
> >
> > The firewall does NOT see ANY traffic from the WSUS server during
> > synchronization. It's like the request never leaves the box.
> >
> > But if I PING from a command-line, I can get DNS resolution on
> > "update.microsoft.com" This takes me back to my request for what URL does
> > WSUS use when it's trying to get to Windows Update?
> >
> > "Lawrence Garvin (MVP)" wrote:
> >
> > > "Brandon I.T." <BrandonIT[ at ]discussions.microsoft.com> wrote in message
> > > news:40D6240C-DD36-40BD-9541-6A32BCA51D9B[ at ]microsoft.com...
> > >
> > > > WSUS gives the following error in the MMC when trying to do a manual
> > > > synchronization: "Unable to resolve the the specified upstream server
> > > > name".
> > >
> > > NEW information is always so much more helpful! :-)
> > >
> > > This essentially confirms what I posted in my previous reply. Something in
> > > the organizational =DNS= subsystem is broken,
> > > and your WSUS Server is now unable to properly resolve the URL of the update
> > > server.
> > >
> > > Or, you've misconfigured your WSUS Server and pointed it to a
> > > non-existent/invalid "local" upstream WSUS Server.
> > >
> > >
> > > > I can run Windows Update from IE on the WSUS server with no problem.
> > > >
> > > > A ping to "update.microsoft.com" from the WSUS server comes back with
> > > > "update.microsoft.com.nsatc.net" [207.46.17.61]
> > >
> > > This is correct; 'update.microsoft.com' is a CNAME, and the services are
> > > actually hosted at nsatc.net.
> > >
> > >
> > > > I am not very familiar with running debugging on the WSUS server so if
> > > > additional logs will be helpful, please provide necessary steps.
> > >
> > > 1. Verify your upstream server configuation is correct.
> > >
> > > 2. Run 'ipconfig /flushdns' on the WSUS Server.
> > >
> > > 3. Force a manual synchronization, observe the results, review the logs.
> > >
> > > but... "Unable to resolve the specified upstream server name" is about as
> > > specific an error as you're going to get.
> > > The rest of the process is verifying configurations and DNS functionality.
> > >
> > >
> > >
> > >
> > >
> > > --
> > > Lawrence Garvin, M.S., MCITP(x2), MCTS(x5), MCP(x7), MCBMSP
> > > Principal/CTO, Onsite Technology Solutions, Houston, Texas
> > > Microsoft MVP - Software Distribution (2005-2009)
> > >
> > > MS WSUS Website:
http://www.microsoft.com/wsus> > > My Websites:
http://www.onsitechsolutions.com;> > >
http://wsusinfo.onsitechsolutions.com> > > My MVP Profile:
http://mvp.support.microsoft.com/profile/Lawrence.Garvin> > >
> > >