Courses / AWS
101. NAT instance (legacy)
Using an EC2 instance as a NAT with manual HA and scaling responsibilities.
AWS (cloud infrastructure)
NAT instance (legacy)
An EC2 server you run to let private-subnet instances reach the internet by forwarding their traffic and performing source NAT.
"I need my private servers to download updates, but I don't want them to have public IPs."
A NAT instance is a regular EC2 instance configured to forward and masquerade (SNAT) traffic for instances in a private subnet; unlike managed NAT Gateway, you manage availability, scaling, and security yourself.
"I need my private servers to download updates, but I don't want them to have public IPs."
A NAT instance is a regular EC2 instance configured to forward and masquerade (SNAT) traffic for instances in a private subnet; unlike managed NAT Gateway, you manage availability, scaling, and security yourself.