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Network Perimeter blocks connections between PODs in same Tenancy. IP Address Changes over time.

edited May 7, 2024 11:36PM in Identity and Access Management 3 comments

Summary:

Network Perimeter setting on IAM does not allow connection between PODs. Internal IP Address from PODs change over time.

Content (please ensure you mask any confidential information):

We have set up in our OCI a network perimeter to allow POD connectivity only from our company network. However, Connections between PODs from the same Tenancy and Region get rejected specifically our connection from to EPRCS to EPBCS.

Oracle advises allowing CIDR 240.0.0.0/4 to access services on the same tenant as per documentation.

https://docs.oracle.com/en/cloud/saas/enterprise-performance-management-common/tsepm/outbound_ip_address_cloud_dc.html#TSEPM-GUID-33A93F84-5D13-4B44-87CC-062E93AC9613

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