The image shows a dynamic routing gateway (DRG) between two regions.

Information flows from the Source Network to Attachment-1 on the DRG (ingress) and through the DRG to Attachment-2 (egress) on the Destination Network.

The Source Network DRG route table for Attachment-1 is as follows:

The Destination Network CIDR is 10.2.1.99/24.