nat/Nat Ip Allocation Manual Only

Investigates when NAT IP allocation is MANUAL_ONLY.

Product: Cloud NAT
Step Type: AUTOMATED STEP

Description

If the NAT IP allocation is configured as MANUAL_ONLY: - Confirm if the number of NAT IP’s required by the gateway is over 300 - Follow the NAT IP Quota Incrase Process

Failure Reason

The number of NAT IPs in use on the NAT Gateway is >= 300 which is above the quota limit [1].

  1. https://cloud.google.com/nat/quota#quotas

Failure Remediation

Consider creating additional NAT gateways or optimise port usage [1]:

  1. https://cloud.google.com/nat/docs/troubleshooting#reduce-ports

Success Reason

Checking on the status and configuration of the Cloud NAT Router {router_name} and Gateway:

  1. Minimum extra NAT IPs Needed: {extra_ips_needed}
  2. Number of VM Endpoints With NAT mappings: {vms_with_nat_mappings}
  3. Dynamic port allocation enabled: {enable_dynamic_port_allocation}
  4. Number of NAT Gateway IPs in use: {nat_gw_ips_in_use}