Traceroute ICMP option doesn't work
Denys Vlasenko
vda.linux at googlemail.com
Tue Dec 8 17:50:49 UTC 2020
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:
./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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