The error indicates an error with the DNS name resolution.
Are you sure everything is setup correctly on your servers?
Check the configuration in:
/etc/network/interfaces
/etc/resolv.conf
I would advise using Google's DNS servers which are 8.8.8.8 & 8.8.4.4
Are you sure everything is setup correctly on your servers?
Check the configuration in:
/etc/network/interfaces
/etc/resolv.conf
I would advise using Google's DNS servers which are 8.8.8.8 & 8.8.4.4