An IP address range in CIDR notation or the {@code cidrBlock} value for a Service.
The destinationType can be set to one of two values:
Use {@code CIDR_BLOCK} if the rule's {@code destination} is an IP address range in CIDR notation.
Use {@code SERVICE_CIDR_BLOCK} if the rule's {@code destination} is the {@code cidrBlock} value for a Service.
The OCID of the routing table that contains the route rule.
A route rule can be {@code STATIC} if manually added to the route table or {@code DYNAMIC} if imported from another route table.
Defines route rule details for a {@code routesTo} relationship.