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Re: Load Balancing WWW, ftp breaksFrom: Men & Mice Support Date: Tuesday, January 22, 2002
Time: 10:17:29 pmThe problem appears to be that there is no FTP server running at
65.88.5.67. So when you try to connect via FTP to www.mactech.com,
since the address you're most likely to get is 65.88.5.67, your
connection is refused.
I'm unable to contact any of the three addresses used in
thirdparty.www.mactech.com via FTP, but the other two appear to be
blocked by a firewall.
____________________________________________________________________
Chris Buxton Men & Mice
support@menandmice.com Making DNS Easy
At 6:51 PM -0800 1/22/02, Neil Ticktin wrote:
>So, we've been running load balancing records recently -- and we're
>pretty pleased with that setup. So, somewhat simplified a DNS set
>up is looking like this:
>
> mactech.com IN NS ns1.xplain.com.
> mactech.com IN NS ns2.xplain.com.
> mactech.com IN NS
> ns1.tennis-warehouse.com.
> mactech.com IN MX 10 mail
> mactech.com IN MX 30 mail2.xplain.com.
> mactech.com IN MX 91 mail3.xplain.com.
> mactech.com IN MX 95
> mail.tennis-warehouse.com.
> mail.mactech.com IN MX 10 mail
> mail.mactech.com IN MX 30 mail2.xplain.com.
> mail.mactech.com IN MX 91 mail3.xplain.com.
> mail.mactech.com IN MX 95 mail.tennis-warehouse.com.
> mail.mactech.com IN CNAME mail.xplain.com.
> www.mactech.com IN CNAME thirdparty.www.xplain.com.
> mactech.com IN A 198.172.82.18
> ftp.mactech.com IN A 198.172.82.23
>
>where thirdparty.www.xplain.com is set up as a load balancing record
>defined as:
>
> TTL: 60
> Interval: 60
> Hostlife: 180
> Protocol: HTTP
>
> 198.172.82.18 1
> 206.24.92.210 1
> 65.88.5.67 65534
>
>So, the problem is that while http access works great in this
>scenario, if I go to use ftp access to a machine name is load
>balanced (e.g., to upload files to a web server) it doesn't work at
>all.
>
>In Fetch, for example, I get a "The connection was refused" error
>message. Interestingly enough, if I ftp to mactech.com instead of
>www.mactech.com -- that works JUST fine. It is definitely a result
>of the load balancing record being involved.
>
>And, I have other examples where instead of www.yyy.com being set up
>as a CNAME to a load balance record, www.yyy.com is just directly a
>load balance record itself.
>
>I can't believe that I'm the only one that would want to ftp upload
>files to a load balanced web server. Has anyone else see this? Is
>there a solution other than to have people ftp to mactech.com
>instead of www.mactech.com? (BTW: ftp.mactech.com is a completely
>different machine.)
>
>Thanks,
>Neil Ticktin
>Publisher, MacTech Magazine
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