SoapFault exception: Could not connect to host

Question

Sometimes fail to call the web service.

This problem happens all the time.

What could be the problem?

Error:
    SoapFault exception: [HTTP]          


        

Answer 1

If you have a firewall on your server, make sure to open the port used by SOAP.

In my case, I had to open the port 1664.

iptables -t filter -A INPUT -p tcp --dport 1664 -j ACCEPT
iptables -t filter -A OUTPUT -p tcp --dport 1664 -j ACCEPT