Traceroute ICMP option doesn't work

M K Verma manishverma1420 at gmail.com
Tue Dec 8 18:18:30 UTC 2020


Christophe,

You see the issue in IPv6 as well?

On Tue, Dec 8, 2020, 23:44 Christophe Leroy <christophe.leroy at csgroup.eu>
wrote:

> Denys Vlasenko <vda.linux at googlemail.com> a écrit :
>
> > On Tue, Dec 8, 2020 at 5:39 AM M K Verma <manishverma1420 at gmail.com>
> wrote:
> >> Hi Busybox,
> >>
> >> Package: Busybox
> >> Version: 1.29.3
> >>
> >> We see that traceroute with -6 or traceroute6 never succeeds to
> >> trace some of the sites that filter UDP packets, for example
> >> www.cisco.com, www.nokia.com and so on.
> >>
> >> We see the issue with IPv6 sites being tracerouted.
> >> The traceroute to those sites never completes.
> >>
> >> We see that on a Linux machine traceroute6 or traceroute with -6,
> >> enforced with -I (ICMP) easily completes the trace but never incase
> >> of the traceroute in the Busybox.
> >
> > Works for me:
>
> You are IPv4. The problem is in IPv6 afaiu.
>
> >
> > ./busybox-1.29.3 traceroute -n -I www.cisco.com
> > traceroute to www.cisco.com (104.64.113.19), 30 hops max, 46 byte
> packets
> >  1  192.168.1.1  2.504 ms  0.896 ms  0.895 ms
> >  2  100.65.193.2  1.229 ms  1.335 ms  2.860 ms
> >  3  83.240.3.158  1.167 ms  1.117 ms  1.177 ms
> >  4  83.240.2.46  4.715 ms  5.067 ms  5.114 ms
> >  5  83.240.2.45  5.388 ms  11.039 ms  5.642 ms
> >  6  *  *  *
> >  7  83.240.1.98  10.741 ms  9.736 ms  7.382 ms
> >  8  83.240.1.101  68.036 ms  97.793 ms  17.241 ms
> >  9  91.210.16.221  7.854 ms  11.494 ms  7.482 ms
> > 10  104.64.113.19  7.425 ms  6.181 ms  7.128 ms
> > _______________________________________________
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>
>
>
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