...
Desired transmit IP multicast TTL:
NET_IP_TTL_MIN
Minimum TTL transmit value (1)
NET_IP_TTL_MAX
Maximum TTL transmit value (255)
NET_IP_TTL_DFLT
Default TTL transmit value (1)
NET_IP_TTL_NONE
Replace with default TTL
perr
Pointer to variable that will receive the return error code from this function:
NET_SOCK_ERR_NONE
NET_SOCK_ERR_NOT_USED
NET_SOCK_ERR_INVALID_STATE
NET_SOCK_ERR_INVALID_OP
NET_SOCK_ERR_API_DIS
NET_ERR_INIT_INCOMPLETE
NET_SOCK_ERR_INVALID_SOCK
NET_CONN_ERR_INVALID_ARG
NET_CONN_ERR_INVALID_CONN
NET_CONN_ERR_NOT_USED
NET_OS_ERR_LOCK
Returned Value
DEF_OK,
Socket transmit IP multicast TTL successfully configured;
...
Available only if NET_SOCK_CFG_FAMILY is configured for IPv4 sockets (see section D-15-1 “NET_SOCK_CFG_FAMILY”).
Notes / Warnings
None.