Options

Options for v6 of the Internet Protocol. More...

Macros
#define	IPV6_JOIN_GROUP   17
	Join a multicast group (set)
#define	IPV6_LEAVE_GROUP   18
	Leave a multicast group (set)
#define	IPV6_MULTICAST_HOPS   19
	Hop limit for multicast (get/set)
#define	IPV6_MULTICAST_IF   20
	Multicast interface (get/set)
#define	IPV6_MULTICAST_LOOP   21
	Multicasts loopback (get/set)
#define	IPV6_UNICAST_HOPS   22
	Hop limit for unicast (get/set)
#define	IPV6_V6ONLY   23
	IPv6 only – no IPv4 (get/set)

Detailed Description

Options for v6 of the Internet Protocol.

These are the various socket-level options that can be accessed with the setsockopt() and getsockopt() functions for the IPPROTO_IPV6 level value.

Not all of these are currently supported, but they are listed for completeness.

See also

Options

Options

UDP Options

UDP-Lite Options

Options

Macro Definition Documentation

IPV6_JOIN_GROUP

#define IPV6_JOIN_GROUP   17

Join a multicast group (set)

IPV6_LEAVE_GROUP

#define IPV6_LEAVE_GROUP   18

Leave a multicast group (set)

IPV6_MULTICAST_HOPS

#define IPV6_MULTICAST_HOPS   19

Hop limit for multicast (get/set)

IPV6_MULTICAST_IF

#define IPV6_MULTICAST_IF   20

Multicast interface (get/set)

IPV6_MULTICAST_LOOP

#define IPV6_MULTICAST_LOOP   21

Multicasts loopback (get/set)

IPV6_UNICAST_HOPS

#define IPV6_UNICAST_HOPS   22

Hop limit for unicast (get/set)

IPV6_V6ONLY

#define IPV6_V6ONLY   23

IPv6 only – no IPv4 (get/set)