Requirements (cont.) REQ-3: A dynamic NAT UDP binding timer MUST NOT expire in less than 2 minutes. REQ-3a: The value of the NAT UDP binding timer MAY be configurable. REQ-3b: A default value of 5 minutes for the NAT UDP binding timer of 5 minutes is RECOMMENDED. REQ-4: The NAT UDP timeout binding MUST have a NAT refresh direction behavior of "Outbound" (i.e. based on outbound traffic only). REQ-4a: The NAT UDP timeout binding MUST have a NAT refresh method behavior of "Per binding" (i.e. refresh all sessions active on a particular bind). |