BRASUM/4/NAT_PORT_QUEUE_FULL: The queue of the CGN message is full.
In VS mode, this log is supported only by the admin VS.
All ports in the range specified for a NAT instance were allocated when a large number of users were online. Incremental port allocation and reclaim were performed repeatedly when a large number of users went online and offline, causing message queue congestions.
1. Expand the port range of the NAT instance based on actual conditions.