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Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 33 |
1 files changed, 33 insertions, 0 deletions
@@ -0,0 +1,33 @@ +* It seems that `-l' and `-g' will not work correctly together (IPv6). + + Wait for "flow label" API to be appeared in kernel-headers and + think about it immediately after that... :) + + +* The "final hop" issue. + + All methods, usable when firewalls are present in the network path, + normally use some particular destination port. Most often it is a port + of an already running application. + + It requires that the packet sent should be correct for such an application + (for example, for tracing with udp to port 53, it should be correct DNS + request), and the application normally should answer something on it. + (TCP has no such an issue, as there are just syn to, and ack or reset from). + + In general, we should fill the packet's data depending on the dest port + and protocol. It seems not a task for traceroute itself, it could be + some cmdline option or even external hook... + + +* Think about SCTP method. + + +* Think about "multicast tracerouting" (mrouted(8) and other). + The idea is to increase the room in the mtrace packet step-by-step + (as well as we increase ttl). It seems that if there is no more space + in the probe's room, the mrouted(8) daemon answers immediately, the same + way as if it is a final hop. + + For IPv6 mtrace, there is an RFC draft for this already... + |