Lines Matching full:ttl
96 configures the time-to-live (TTL) field in the
108 int ttl = 60; /* max = 255 */
109 setsockopt(s, IPPROTO_IP, IP_TTL, &ttl, sizeof(ttl));
122 may be used to set the minimum acceptable TTL a packet must have when
124 All packets with a lower TTL are silently dropped.
321 .Tn TTL
327 .Tn TTL .
466 option changes the time-to-live (TTL)
470 u_char ttl; /* range: 0 to 255, default = 1 */
471 setsockopt(s, IPPROTO_IP, IP_MULTICAST_TTL, &ttl, sizeof(ttl));
474 Datagrams with a TTL of 1 are not forwarded beyond the local network.
475 Multicast datagrams with a TTL of 0 will not be transmitted on any network,
479 Multicast datagrams with TTL greater than 1 may be forwarded
557 A multicast datagram sent with an initial TTL greater than 1 may be delivered