When you say, "sounds like someone's content filtering upstream", are you talking about the frame provider? Geoff Mossburg
-----Original Message----- From: Sam Sneed [mailto:[EMAIL PROTECTED]] Sent: Wednesday, January 29, 2003 5:50 PM To: [EMAIL PROTECTED] Subject: Re: what the h... - strange problem - Cisco doesn't like [7:62149] That HUB doesn't know the difference between the various file name extensions and neither does the router. UNIX comes with tcpdump so there's no need to load the sniffer. Also run the debug command on the router to see if the packets are going through it if you don't see them getting to the UNIX box in tcpdump outputs. sounds like someone's content filtering upstream. Most admins will block .zip and exe but aren't concerned with the UNIX .tar and .gz variants. You'll know this for sure when you run the debug command on the router, ""Charles Riley"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Sorry, should have mentioned. I get the same result whether the user system > is UNIX, Mac, or Windows...it plays havoc with .exe and .zip. > > That is a good suggestion, though, about the sniffer...that is about the > only thing I haven't tried yet. The Kmart bluelight special hub is making > me a little suspicious... > > Thanks, > > Charles > > ""Sam Sneed"" wrote in message > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > load a packet sniffer on the laptop and see what really happens. If you > > don't have one I know of a good free one . You install libpcap first, > reboot > > and then install analyzer. > > > > http://winpcap.polito.it/install/default.htm > > http://analyzer.polito.it/install/default.htm > > > > Then you can see if the packets are coming back to you and if windows is > > dropping them for some reason. > > > > ""Charles Riley"" wrote in message > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > I ran across a strange problem with one of our POPs the other day, and > am > > in > > > the process of researching/troubleshooting it. We have a configuration > > > something like this: > > > > > > > > > "Internet"-------2500-------AS5300-------D/U Users > > > > > > Not shown is a LAN connected to the 2nd Ethernet on the 2500. All > > > connections to the shared Ethernet are via a Kmart bluelight special > hub. > > > The connection to the Internet is a T-1 FR. Neither the 2500 nor the T-1 > > is > > > anywhere close to being overloaded. > > > > > > We are not doing any content filtering, nor have any access lists been > > > applied, nor are any sites blocked. > > > > > > The connection works great...email, web browsing, etc. all work just > > fine. > > > The only problem is that users can only download UNIX and Mac flavored > > > files, but not anything that smacks of Windows. For example, they can > > down > > > the .gz/tar and .sft files for a SSH client for example, but can not > > > download its .exe or .zip counterpart for Windows! Take the same .exe > and > > > .zip file, and rename it with a UNIX or Mac filename extension, and you > > can > > > download it. > > > > > > Surprisingly enough, the problem does not lie with the users. I took a > > > "clean" laptop to the site, and encountered the same results. > > > > > > Has anyone ever experienced a problem like this? Could this be a bug in > > the > > > IOS on the 2500? Any suggestions would be welcome. > > > > > > > > > TIA, > > > > > > Charles Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=62155&t=62155 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
