IP-level Socket Options

Posted 2022-04-25 林散

IP-Level Socket Options
Level	Option	Description	*	R	W	Value	Type
SOL_IP	IP_ADD_MEMBERSHIP	Add MulticastMembership	Y	Y	Y	IPv4 MulticastAddress	struct ip_mreq
SOL_IP	IP_DROP_MEMBERSHIP	Drop MulticastMembership	Y	Y	Y	IPv4 MulticastAddress	struct ip_mreq
SOL_IP	IP_HDRINCL	Enable Manual IP HeaderCreation	Y	Y	Y	Boolean	int
SOL_IP	IP_MTU_DISCOVER	MTU Discover	Y	Y	Y	Integer	int
SOL_IP	IP_MULTICAST_IF	Outgoing MulticastInterface	Y	Y	Y	IPv4 Address	struct in_addr
SOL_IP	IP_MULTICAST_LOOP	Enable MulticastLoopback	Y	Y	Y	Boolean	int
SOL_IP	IP_MULTICAST_TTL	Multicast TTL	Y	Y	Y	Integer	int
SOL_IP	IP_OPTIONS	IP Options	Y	Y	Y	Options	int[ ]
SOL_IP	IP_PKTINFO	Enable Getting PacketInfo	Y	Y	Y	Boolean	int
SOL_IP	IP_PKTOPTIONS	Packet Options	N	-	-	Options	int[ ]
SOL_IP	IP_RECVERR	Enable Receive ErrorPackets	Y	Y	Y	Boolean	int
SOL_IP	IP_RECVOPTS	Enable ReceiveOptions	Y	Y	Y	Boolean	int
SOL_IP	IP_RECVTOS	Get Received TOS(?)	Y	Y	Y	Integer	int
SOL_IP	IP_RECVTTL	Get Received TTL(?)	Y	Y	Y	Integer	int
SOL_IP	IP_RETOPTS	RETOPTS ??	Y	Y	Y	Boolean	int
SOL_IP	IP_ROUTER_ALERT	Enable RouterAlerts	N	-	-	Boolean	int
SOL_IP	IP_TOS	Type of Service(TOS)	Y	Y	Y	Integer	int
SOL_IP	IP_TTL	Time to Live(TTL)	Y	Y	Y	Integer	int

转自:http://www.it.uc3m.es/amarin/curs/rroo/lsp/BookNotes/Appendices/Data Tables/IP-Level Socket Options.html