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1answer
808 views

Connecting to RDS database from EC2 instance using bind9 CNAME alias

Update: it's working by now. Turns out I was missing a valid DNS forwarder inside the named.conf.options file. I'm trying to get internal DNS up and running on a EC2 instance. The main goal is to be ...
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2answers
3k views

AWS EC2 dns resolution diagnostic

I am using EC2 instances with amazon linux installed (with amazon dns server settings, which comes from DHCP), as well as an RDS database. The EC2 instances are behind ELB and get high traffic. The ...