Lines Matching full:ttl

71 Note, the IP checksum and the TTL of the quoted packet are not expected to
113 .Va net.inet.ip.ttl
211 internet host by launching UDP probe packets with a small TTL (time to live)
213 We start our probes with a TTL of one and increase by one until we get an ICMP
216 .Va net.inet.ip.ttl
223 flag) are sent at each TTL setting and a line is printed showing the TTL,
256 that forwards packets with a zero TTL (a bug in the distributed version of
287 "time exceeded" messages or send them with a TTL too small to reach us.
293 using whatever TTL remains in the original datagram.
294 Since, for gateways, the remaining TTL is zero, the ICMP "time exceeded" is
317 TTL from our arriving datagram as the TTL in its ICMP reply.
319 since ICMP's aren't sent for ICMP's) until we probe with a TTL that's at least
322 A reply that returns with a TTL of 1 is a clue this problem exists.
324 prints a "!" after the time if the TTL is <= 1.