tracking TCP session hop by hop

Wed Nov 29 16:17:28 UTC 2017

Somebody needs to renew their Let's Encrypt SSL cert.

-----Original Message-----
From: NANOG [mailto:nanog-bounces at nanog.org] On Behalf Of Jennifer Rexford
Sent: Wednesday, November 29, 2017 8:08 AM
To: Yifeng Zhou <zhuifeng0426 at gmail.com>
Cc: nanog at nanog.org
Subject: Re: tracking TCP session hop by hop

https://paris-traceroute.net/ <https://paris-traceroute.net/>

> On Nov 28, 2017, at 3:48 PM, Yifeng Zhou <zhuifeng0426 at gmail.com> wrote:
>
> Hi Experts,
>
> Is there any way that we can track TCP session hop by hop?
>
> Say we have 10 ECMP between A and Z point, what's the easiest way to
> track specific session is using which path? How we can check between
> servers(Linux/Unix) and between Routers(Cisco/Juniper etc)?
>
> Thanks
>
> -Yifeng

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