[Solved] IP unnumbered is to borrow an IP address from an interface. If an interface has multiple IP addresses, all its IP addresses will be borrowed and the primary address will continue after these IP addresses are borrowed. Controversy: A prolonged public dispute, debate, or contention regarding a matter of differing opinions or beliefs, often involving emotional or strong reactions. Transvestites: People who wear clothing traditionally associated with the opposite sex, often for personal, stylistic, or erotic reasons. Transvestism: The habit of wearing clothes and behaving in a way typically linked to the opposite gender. Rarity: A measure of how uncommon or infrequent something is.