503 Service Unavailable when using firewall

[Ivan Martinez]

Thank you Roberto, 

There is only one server running both
services, and if I can browse http://server:8000 from my local machine,
I suppose the telnet works as well. 

Ivan 

On Wed, 7 Dec 2011 14:43:50
-0300, Roberto O. Fernández Crisial wrote: 

> Ivan, 
> Have you tried
telnet from Varnish server to Zotonic server? 
> $ telnet
zotonic.address 8000 
> Check if there is any response. 
> -- 
> Roberto
O. Fernández Crisial 
> @rofc
> 
> On Wed, Dec 7, 2011 at 1:52 PM, Ivan
Martinez wrote:
> 
>> Hello all,
>> In a CentOS 6 server, I'm running
Varnish in port 80 serving pages from a Zotonic site in port 8000. It
works fine when I leave all the ports open. However, if I close all
ports from 0 to 631 and explicitly open 80 and 8000, the following
happens:
>> 
>> - I can see the website in server:8000.
>> - In
server:80, I get the following after some seconds:
>> 
>> Error 503
Service Unavailable
>> 
>> Service Unavailable
>> Guru Meditation:
>>

>> XID: 544990083
>> 
>> Varnish cache server
>> 
>> I have read about
the sysctl issues with firewalls but it seems I have it right:
>> 
>>
[root at server ivanmr]# sysctl -A | grep tw
>> net.ipv4.tcp_max_tw_buckets
= 2048
>> net.ipv4.tcp_tw_recycle = 0
>> net.ipv4.tcp_tw_reuse = 0
>>

>> varnish.log is empty. What can be the problem?. Thank you.
>> 
>>
Ivan
>> 
>> _______________________________________________
>>
varnish-misc mailing list
>> varnish-misc at varnish-cache.org [1]
>>
https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc [2]

 


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[3]
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