On Fri, Jul 10, 2015 at 1:01 PM, Ken Dibble <[email protected]> wrote: > >> > There is also the possibility that the website host provider is suddenly >> > blocking requests from us, or some server in our ISP's chain. So we have >> > a >> > ticket in with the website's host. (We have a contractual relationship >> > with >> > the website owner that requires us to use it to upload data.) >> >> Good. Serious network diagnostic tools should help resolve these >> problems. Right now, we're really at the "turn it off and back on" >> stage. > > > Website host service reports that our IP is being blocked because we are > exceeding the server's concurrent connection limit. They say the server > reported 208 concurrent connections from our IP address at some point > yesterday afternoon. They temporarily released the block but it has recurred > a couple of times since then. > > They haven't said what the limit is, but they are, IMO, imposing an > unrealistically low concurrent connection limit on a public website. There > are well over 100 people using our internet connection and many of them may > have an interest in visiting this website since it has general applicability > to much of the work we do here. I think what they really want to do is to > impose a limit on the number of people who can simultaneously access the > private, task specific, data services hosted on their domain. > > That being said, it does seem unlikely that in the ordinary course of > business we would have over 200 people connecting to their site. It may or > may not depend on definition of "connection": are there not some > circumstances under which software enhances the total bandwidth of an > instance of communication between two internet nodes by means of multiple > connections? > > Our anti-malware system is not reporting any unsual traffic, and it has so > far been very good at catching things that generate such traffic. > > Can anyone suggest possible causes for this? > > Thanks. > > Ken Dibble > www.stic-cil.org > [excessive quoting removed by server]
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