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Re: Odd Behavior in IE5
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Re: Odd Behavior in IE5


  • To: NTBUGTRAQLISTSERV.NTBUGTRAQ.COM
  • Subject: Re: Odd Behavior in IE5
  • From: Matthew Duncan <mduncanPRECISIONC.COM>
  • Date: Fri, 7 May 1999 12:36:27 -0500
  • Approved-By: Russ.CooperRC.ON.CA
  • Importance: Normal
  • In-Reply-To: <022f01be97ec$55a5fc50$5267aecffrog.dev.nul>
  • Reply-To: Matthew Duncan <mduncanPRECISIONC.COM>
  • Sender: Windows NT BugTraq Mailing List <NTBUGTRAQLISTSERV.NTBUGTRAQ.COM>

I have tried to reproduce this and catch it with SMS Network Monitor, but
have had no luck. I have just recenlty installed IE5 and have very few
listings in the drop down list. I went to 2 different ftp sites by typing
the address in and making sure it showed in the typed URL list. I checked
the registry and ensured the FTP sites were listed in the TypedURLs key. I
closed IE, reopened it and clicked on the "Address" drop down list and did
not have any delay, and when I checked the packets captured I saw absolutly
no activity.

I am running NT 4.0 with SP4 and no hotfixes. I installed IE5 from the
Technet Client utilities CD over an install of IE4 SP1 without the desktop
update. My startup page for IE is blank. I am using the Winsock Proxy client
connecting to MS Proxy 2.0 on an NT Server running SP4 with no hotfixes. The
ftp servers I tried to reach were ftp://ftp.precisionc.com and
ftp://ftp.microsoft.com. Is there any further information you can give that
can help to duplicate this issue?


Thanks
Matthew Duncan
Network Administrator
RSI Precision Controls
972-907-9599x266
mduncanprecisionc.com


-----Original Message-----
From: Windows NT BugTraq Mailing List
[mailto:NTBUGTRAQLISTSERV.NTBUGTRAQ.COM]On Behalf Of Mark
Sent: Thursday, May 06, 1999 1:15 PM
To: NTBUGTRAQLISTSERV.NTBUGTRAQ.COM
Subject: Odd Behavior in IE5


Has anyone noticed this?

After you visit an FTP site, IE5 places that URL in the TypedURLs list (just
like it does with Web site addresses,) as seen in the drop down "Address"
list at the top of the screen in IE5 (TypedURLs is the registry key under
HKEY_CURRENT_USER where these entries are stored.) Then if you open a new
instance of IE5 and click on the "Address" drop down list, there is a slight
delay before the list is actually displayed -- and if you watch the network,
there is activity on the network while this delay is taking place.

After putting a sniffer to work to catch this network activity, it appears
that IE5 will actually make a connection to every FTP site listed in the
Address drop down list *before* displaying the Address list -- this is what
causes the delay in displaying the list of TypedURLs in the Address drop
down list.

I haven't the foggiest idea why this needs to occur -- it makes no sense to
me, and certainly places a burden on a given FTP server as well as putting
unnecessary traffic on intranets and the internet -- not to mention any
security logs that track these connections -- plus it causes a significant
delay in displaying the Address list, especially if a FTP site is not
answering...

I wish I'd stuck with IE 4.x - doh.

Mark