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Someone who comes up with our custom AMI images decided to set
sysctl net.ipv4.ip_forward
to 0 which blocked all network traffic
answered 8 months ago
0
For AWS level networking configuration (i.e. the VPC), I recommend testing your connectivity with the VPC Reachability Analyzer tool. If that doesn't clarify the problem then it is likely at the Kubernetes or Operating System levels.
answered 8 months ago
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Ooof. That will do it.