NAME¶

IPV6_ADD_MEMBERSHIP, IPV6_DROP_MEMBERSHIP - join or leave a multicast group

LIBRARY¶

Standard C library (libc, -lc)

SYNOPSIS¶

#include <netinet/in.h>  /* Definition of IP* constants */
#include <sys/socket.h>

int setsockopt(int sockfd, IPPROTO_IPV6, IPV6_ADD_MEMBERSHIP,
               const struct ipv6_mreq *val, sizeof(struct ipv6_mreq));
int setsockopt(int sockfd, IPPROTO_IPV6, IPV6_DROP_MEMBERSHIP,
               const struct ipv6_mreq *val, sizeof(struct ipv6_mreq));

DESCRIPTION¶

Join or leave a multicast group.

See IP_ADD_MULTICAST(2const) and IP_DROP_MULTICAST(2const).

ERRORS¶

See IPPROTO_IPV6(2const). See setsockopt(2). See ipv6(7).

SEE ALSO¶

IPPROTO_IPV6(2const), setsockopt(2), ipv6(7)