Re: 答复: Our server keeps getting blocked
Richard Ford <[email protected]> Sat, 26 Feb 2005 10:37:54 +0800
| Newsgroups | gmane.org.user-groups.linux.beijing.tech |
|---|---|
| Organization | Creditude |
| Message-ID | <1109385475.5652.5.camel__47184.3149433427$1109385270$gmane$org@peach> |
--===============0233074421== Content-Type: multipart/alternative; boundary="=-oyvLj+UrxxTn8IzvWtpA" --=-oyvLj+UrxxTn8IzvWtpA Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Could you clarify the schematic you have in mind for "Running through a proxy"? On Fri, 2005-02-25 at 13:49 +0800, Ben Gunn wrote: > Hi All, > > After playing with our firewall the problem disappeared for several days, > but guess what? it is back again. I am still trying to work out a solution. > I was thinking about the possibility of running everything through a proxy > server, but was afraid of possible security issues. Is anyone else doing > this kind of thing? Is there any particular reason why I should or shouldn't > do this? > > Regards, > Ben > > -----邮件原件----- > 发件人: blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org > [mailto:blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org] 代表 Ben Gunn > 发送时间: 2005年2月21日 13:53 > 收件人: 'Beijing LUG technical questions and assistance - Publicly posted' > 主题: [blug-tech] Our server keeps getting blocked > > Hi All, > > I am hoping one of you might be able to provide some insight into a problem > we are having with our server. Our company uses a server which is hosted by > lunarpages.com in the US. Over the last several weeks we have been having > an unending stream of connection problems. Access to our website and mail > server keeps coming up and going down (although it stays down more than it > is up). > > I have been doing some research into the issue and this is what I have > discovered: > 1. The server name is resolving correctly so I don't believe it is a > DNS issue. > 2. If I go to our site via a proxy server located in a country other > than China there is no problem. > 3. If I go through an anonymous proxy within China I cannot get to the > server. > 4. The problem is intermittent (sometimes there is no problem, then all > of a sudden we cannot connect, then it will eventually work again) > > Additional info: > This problem was getting so severe that we recently changed hosts (now we > are using lunarpages.com). After the change the problem seemed to have been > solved (with only the occasional connection problem), however, now it > appears that the same problem is occurring. > > I would love to hear any ideas as to what the issue may be. If the host was > being blocked, why would it only work part of the time? Perhaps it is a > problem with our office server, which functions as a router (IP > masquerading). However, in the past it has been working perfectly and the > configuration has not been altered anytime recently. Furthermore I can get > to any other website just not ours. Frustration extreme!!!!! > > Thanks in advance, > > Ben > > _______________________________________________ > blug-tech list > [email protected] > http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech > > > _______________________________________________ > blug-tech list > [email protected] > http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech --=-oyvLj+UrxxTn8IzvWtpA Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 7bit <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8"> <META NAME="GENERATOR" CONTENT="GtkHTML/3.3.2"> </HEAD> <BODY> Could you clarify the schematic you have in mind for "Running through a proxy"?<BR> <BR> On Fri, 2005-02-25 at 13:49 +0800, Ben Gunn wrote: <BLOCKQUOTE TYPE=CITE> <PRE> <FONT COLOR="#000000">Hi All,</FONT> <FONT COLOR="#000000">After playing with our firewall the problem disappeared for several days,</FONT> <FONT COLOR="#000000">but guess what? it is back again. I am still trying to work out a solution.</FONT> <FONT COLOR="#000000">I was thinking about the possibility of running everything through a proxy</FONT> <FONT COLOR="#000000">server, but was afraid of possible security issues. Is anyone else doing</FONT> <FONT COLOR="#000000">this kind of thing? Is there any particular reason why I should or shouldn't</FONT> <FONT COLOR="#000000">do this?</FONT> <FONT COLOR="#000000">Regards,</FONT> <FONT COLOR="#000000">Ben</FONT> <FONT COLOR="#000000">-----邮件原件-----</FONT> <FONT COLOR="#000000">发件人: <A HREF="mailto:blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org">blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org</A></FONT> <FONT COLOR="#000000">[mailto:<A HREF="mailto:blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org">blug-tech-bounces-+qp3TudyjKPvfBIPTTProkB+6BGkLq7r@public.gmane.org</A>] 代表 Ben Gunn</FONT> <FONT COLOR="#000000">发送时间: 2005年2月21日 13:53</FONT> <FONT COLOR="#000000">收件人: 'Beijing LUG technical questions and assistance - Publicly posted'</FONT> <FONT COLOR="#000000">主题: [blug-tech] Our server keeps getting blocked</FONT> <FONT COLOR="#000000">Hi All,</FONT> <FONT COLOR="#000000">I am hoping one of you might be able to provide some insight into a problem</FONT> <FONT COLOR="#000000">we are having with our server. Our company uses a server which is hosted by</FONT> <FONT COLOR="#000000">lunarpages.com in the US. Over the last several weeks we have been having</FONT> <FONT COLOR="#000000">an unending stream of connection problems. Access to our website and mail</FONT> <FONT COLOR="#000000">server keeps coming up and going down (although it stays down more than it</FONT> <FONT COLOR="#000000">is up). </FONT> <FONT COLOR="#000000">I have been doing some research into the issue and this is what I have</FONT> <FONT COLOR="#000000">discovered:</FONT> <FONT COLOR="#000000">1. The server name is resolving correctly so I don't believe it is a</FONT> <FONT COLOR="#000000">DNS issue.</FONT> <FONT COLOR="#000000">2. If I go to our site via a proxy server located in a country other</FONT> <FONT COLOR="#000000">than China there is no problem.</FONT> <FONT COLOR="#000000">3. If I go through an anonymous proxy within China I cannot get to the</FONT> <FONT COLOR="#000000">server.</FONT> <FONT COLOR="#000000">4. The problem is intermittent (sometimes there is no problem, then all</FONT> <FONT COLOR="#000000">of a sudden we cannot connect, then it will eventually work again)</FONT> <FONT COLOR="#000000">Additional info:</FONT> <FONT COLOR="#000000">This problem was getting so severe that we recently changed hosts (now we</FONT> <FONT COLOR="#000000">are using lunarpages.com). After the change the problem seemed to have been</FONT> <FONT COLOR="#000000">solved (with only the occasional connection problem), however, now it</FONT> <FONT COLOR="#000000">appears that the same problem is occurring.</FONT> <FONT COLOR="#000000">I would love to hear any ideas as to what the issue may be. If the host was</FONT> <FONT COLOR="#000000">being blocked, why would it only work part of the time? Perhaps it is a</FONT> <FONT COLOR="#000000">problem with our office server, which functions as a router (IP</FONT> <FONT COLOR="#000000">masquerading). However, in the past it has been working perfectly and the</FONT> <FONT COLOR="#000000">configuration has not been altered anytime recently. Furthermore I can get</FONT> <FONT COLOR="#000000">to any other website just not ours. Frustration extreme!!!!!</FONT> <FONT COLOR="#000000">Thanks in advance,</FONT> <FONT COLOR="#000000">Ben</FONT> <FONT COLOR="#000000">_______________________________________________</FONT> <FONT COLOR="#000000">blug-tech list</FONT> <FONT COLOR="#000000"><A HREF="mailto:[email protected]">[email protected]</A></FONT> <FONT COLOR="#000000"><A HREF="http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech">http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech</A></FONT> <FONT COLOR="#000000">_______________________________________________</FONT> <FONT COLOR="#000000">blug-tech list</FONT> <FONT COLOR="#000000"><A HREF="mailto:[email protected]">[email protected]</A></FONT> <FONT COLOR="#000000"><A HREF="http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech">http://list.beijinglug.org/cgi-bin/mailman/listinfo/blug-tech</A></FONT> </PRE> </BLOCKQUOTE> </BODY> </HTML> --=-oyvLj+UrxxTn8IzvWtpA-- --===============0233074421== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline