Quick hip shot would be to look at DNS. If they use an ip address instead of an URL will the web page load? > -----Original Message----- > From: Chuck Larrieu [mailto:[EMAIL PROTECTED]] > Sent: Friday, September 07, 2001 9:40 PM > To: [EMAIL PROTECTED] > Subject: FW: web pages not loading (from certain networks) but not a > [7:19074] > > > Saw this one on NANOG today. Any of you troubleshooting gurus > want to take a > crack? > > ( BTW, I believe I saw this problem myself today. OTOH, my > issue could have > been related to that stupid proxy my employer now makes me use. ;-> ) > > I'll post the answer the NANOG folks suggested later this weekend. > > Chuck > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On > Behalf Of > Nanog > Sent: Friday, September 07, 2001 7:52 AM > To: [EMAIL PROTECTED] > Subject: web pages not loading (from certain networks) but > not a routing > issue. > > > > Ok guys, > > Interesting problem that seems to have started on Friday. > > Here's the deal, it seems that certain (not all) web pages on > various sites > we host are not loading for certain customers. It started on > Friday with > visitors on Verizon DSL waiting forever for pages to load. > > Yesterday and today PacBell DSL and some Netcom customers started > complaining. > > This only seems to occur on HTTP traffic. If we have the > visitors try HTTPS > the pages load fine (with the normal encryption slowdown). > > We've looked at Layers 1-4, and can't see any problems, ping > looks great, > interfaces and cpus on routers, servers and switches look fine. > > It's almost like it's a transparent cache "bug". Anyone know > if Inktomi, or > any major cache vendors rolled out any new code this week? > > For that matter does anyone know what caches Verizon and SBC use for > starters? > > Other variables: it only seems to occur on IIS based systems > (I know I know, > no flame wars or suggestions for replacements). Although it's > not happening > on all of our IIS servers. > > Any clues are greatly appreciated. > > Steve > Report misconduct > and Nondisclosure violations to [EMAIL PROTECTED] Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=19080&t=19080 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
