Multi-WAN Failover problem with Squid Proxy
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 Did you tried with squid3 and "dnsv4 first" option? 
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 Did you tried with squid3 and "dnsv4 first" option? I have now installed squid3, and get the following error message: 51 network is unreachable 
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 Check your routes, both versions return routing errors. 
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 Check your routes, both versions return routing errors. I have no static routes, these are my gateway and proxy config:  
   
  
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 Are you using gateway ip to monitor gateway ip? If so, pfsense will only detect offline gateway when it's powered off. 
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 Are you using gateway ip to monitor gateway ip? If so, pfsense will only detect offline gateway when it's powered off. Yes , I didn't change monitor IP, what should I use there? Anyway, on Dashboard I can see the gateway is down, not sure this is related to what you said 
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 Did you forced a gateway on dns config? Does your dns server works on both links? 
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 Did you forced a gateway on dns config? Does your dns server works on both links? I don't think I forced it As I said DNS works on backup connection 
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 See http://forum.pfsense.org/index.php/topic,38882.0.html and make certain you have followed all of the steps. The floating rule and "tcp_outgoing_address 127.0.0.1" are important pieces of the puzzle which are not immediately obvious. 
