Re: Reverse Traceroute

2023-02-27 Thread Grant Taylor via NANOG
On 2/27/23 1:13 AM, Rolf Winter wrote: But feedback from the operational community on this would be valuable. Our reverse traceroute currently restricts the server to trace back to the issuing client. We did this for security reasons. I understand the motivation for your team's caution

Re: Reverse Traceroute

2023-02-27 Thread Saku Ytti
On Mon, 27 Feb 2023 at 10:16, Rolf Winter wrote: > "https://downforeveryoneorjustme.com/;. But, somebody might use your > server for this. How do people feel about this? Restrict the reverse > traceroute operation to be done back to the source or allow it more > freely to g

Re: Reverse Traceroute

2023-02-27 Thread Rolf Winter
That means, in fact (if you have credits) you can already reverse traceroute from an Atlas Probe to yourself (and other places on the internet). But, you are raising in interesting point, which we have thought about but dismissed. But feedback from the operational community on this would be val

Re: Reverse Traceroute

2023-02-26 Thread Rolf Winter
Before "revtr-lg" sticks, in the grand tradition of Paris Traceroute and Tokyo Ping we call our version of traceroute "Augsburg Traceroute". And it does not resemble a looking glass server. There are two parties involved in a reverse traceroute operation (not counting the

Re: Reverse Traceroute

2023-02-26 Thread Ethan Katz-Bassett
Chris, thanks for mentioning me/our project! Rolf, thanks for pointing to our recent 2nd reverse traceroute paper <https://hal.science/hal-03788618v1/file/internet-scale-revtr.pdf>! Our recent paper addressed what we saw as the major limitations of my original 1st reverse traceroute paper

Re: Reverse Traceroute

2023-02-26 Thread Grant Taylor via NANOG
On 2/25/23 3:09 AM, Tore Anderson wrote: I suggest you get in touch with the fine folks at NLNOG RING and ask it they would be interested in setting this up on the 600+ RING nodes all over the world. See https://ring.nlnog.net/. Similarly you might reach out to RIPE and inquire if they are

Re: Reverse Traceroute

2023-02-25 Thread Rolf Winter
the traceroute operation to us for further analysis. Additionally, the endpoint "playground.net" is currently used for some variations of reverse traceroute, so some measurements might not work currently. You can just use any of the other endpoints. Best, Rolf Am 25.02.23 um 11:

Re: Reverse Traceroute

2023-02-25 Thread Tore Anderson
* Rolf Winter > If you would like to play with reverse traceroute, the easiest option > is to work with the client and use one of the public server instances > (https://github.com/HSAnet/reverse-traceroute/blob/main/ENDPOINTS). > If you would be willing to host a public server insta

Re: Reverse Traceroute

2023-02-22 Thread Rolf Winter
://revtr.ccs.neu.edu/ That piece of work and ours differ in a number of ways. Whereas the work you cite is an external system really, that let's you perform a reverse traceroute through said system, we have implemented something, that works just like traceroute does today, but for the reverse direction

Re: Reverse Traceroute

2023-02-22 Thread Christopher Morrow
iven that paths through the public internet are usually > asymmetric, knowing the reverse path would be beneficial e.g. for > troubleshooting purposes (https://youtu.be/L0RUI5kHzEQ?t=2312). > > We have implemented a reverse traceroute tool > (https://github.com/hsanet/reverse-trace

Reverse Traceroute

2023-02-22 Thread Rolf Winter
implemented a reverse traceroute tool (https://github.com/hsanet/reverse-traceroute), both client and server for both IPv4 and IPv6. We are also in the process of specifying the protocol at the IETF (https://datatracker.ietf.org/doc/html/draft-heiwin-intarea-reverse-traceroute). We also gave

Re: Reverse traceroute and spoofing of sources of packets?

2010-09-10 Thread Tassos Chatzithomaoglou
http://revtr.cs.washington.edu/ I was also looking for a such a kind of tool some days ago. -- Tassos Ryan Shea wrote on 10/09/2010 00:35: According to the presentation they were planning on releasing a downloadable tool by May 2009, but in searching around I found no evidence that this was

Reverse traceroute and spoofing of sources of packets?

2010-09-09 Thread Christopher Morrow
I missed this meeting/preso when it happened (yes, 5+ meetings ago) http://www.nanog.org/meetings/nanog45/abstracts.php?pt=MTE4OCZuYW5vZzQ1nm=nanog45 I note the talks about using spoofed source packets to do some measurement, I didn't see anyone in the video say: But spoofing is bad, but you

Re: Reverse traceroute and spoofing of sources of packets?

2010-09-09 Thread Ryan Shea
According to the presentation they were planning on releasing a downloadable tool by May 2009, but in searching around I found no evidence that this was ever released. -Ryan On Thu, Sep 9, 2010 at 4:22 PM, Christopher Morrow christopher.mor...@gmail.com wrote: I missed this meeting/preso when