Assigning service-specific static IPs for outbound traffic in AWS VPCs

Posted on Sun 17 February 2019 in Articles • Tagged with aws, nat, vpc, networking

The problem

At Ionic we commonly use network ACLs to restrict access to some services to a list of known IPs. In this specific case, I needed ephemeral servers spun up with Databricks Spark to be able to reach an internal monitoring server.

The problem is that by default in …


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