Re: SPAM-LOW: Re: Radware AppDirector Global Triangulation

Jens Brey <[email protected]> Tue, 25 Aug 2009 09:54:00 +0200
Newsgroups gmane.comp.programming.load-balancing.general
Message-ID <[email protected]>
But be aware that TCP State Bypass is first supported with ASA 8.2 software.

BR,
Jens

Rich Pulver schrieb:
> TCP State Bypass might work for you on the ASA.
>
> Rich
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of mwachner
> Sent: Monday, August 24, 2009 7:15 PM
> To: [email protected]
> Subject: SPAM-LOW: Re: [load balancing] Radware AppDirector Global Triangulation
>
>
> Thanks for your advice.  We've isolated the problem further and see that the
> TCP connections are being blocked by our Cisco ASA firewall because there is
> no established connection in the firewall (it was established with the
> firewall in the other data center).  I'm looking for a way to disable this
> feature in the Cisco ASA but so far I can't find one.
>
> Mike
>
>
> Juan Canete wrote:
>   
>> Hi Mike,
>>
>> According to the description of the problem it seems the problem is in the
>> local farm at the remote AppDirector. Did you get an sniffer at the
>> AppDirector itself in order to see if the request is going outside to the
>> server? You can do this using "Diagnostics tools" a take a capture of this
>> traffic. It will help a lot to understand the problem.
>>
>> Thanks,
>> Juan Carlos Caete
>> EMEA Technical Consultant Radware-Alteon
>>
>>
>> -----Mensaje original-----
>> De: [email protected] [mailto:[email protected]] En nombre de
>> mwachner
>> Enviado el: sbado, 22 de agosto de 2009 18:40
>> Para: [email protected]
>> Asunto: [load balancing] Radware AppDirector Global Triangulation
>>
>>
>> Does anyone have any experience configuring Global Triangulation in a
>> Radware
>> AppDirector (or WSD)?   We are trying to use it as a fallback redirection
>> method (DNS is primary).  We wouldn't mind using Http Proxy redirection
>> (which we did get working), but it doesn't seem to support it as a
>> fallback
>> method.  Also, we can't use HTTP redirection because we can't allow the
>> URL
>> to change.  So it seems Global Triangulation is the only redirection
>> method
>> left for HTTP traffic...
>>
>> Our configuration is straightforward.  There are 2 Global AppDirectors
>> (1.06.09) - 1 in CA and 1 in NY.  After configuring both Radwares
>> according
>> to the documentation for Global Triangulation (not using NAT)we are able
>> to
>> see the request go from the local AppDirector to the remote AppDirector
>> (hits the Triangulation VIP).  The Remote AppDirector also shows it is
>> sending the request to a server on the local farm, however, the page hit
>> never makes it to the local web server and the client connection
>> eventually
>> times out.  I've setup captures in our firewalls and on the local web
>> server
>> to verify this. 
>>
>> It's also interesting to note that if you try and hit the Triangulation
>> VIP
>> directly it also doesn't work - the request never gets sent to the web
>> server.
>>
>> Thanks in advance,
>> Mike
>> -- 
>> View this message in context:
>> http://www.nabble.com/Radware-AppDirector-Global-Triangulation-tp25014328p25014328.html
>> Sent from the Load Balancing mailing list archive at Nabble.com.
>>
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>>     
>
>   

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