Google cloud -Public GKE cluster’s egress traffic via NAT instances for ip whitelisting

Public GKE Egress traffic — Pass through NAT instance

In Public GKE cluster —Each node has an ephemeral external IP address and the nodes route all egress traffic through the internet gateway associated with their node cluster.The internet gateway connection, in turn, is defined by the compute Engine network associated with the node cluster. It is not practically possible to whitelist all of…