[AusNOG] Optus/TPG blackhole

[Tim Sandy]

This isn't resolved, but the issue has been identified and worked around.
There seems to be a TPG router on a Pipe IX in Melbourne that isn't passing
traffic for routes that it's advertising.

On Tue, 16 Jun 2020 at 10:26, Tim Sandy <timsandy at gmail.com> wrote:

> Seeing some issues with Internet routing, particular subnets are
> unreachable from at least TPG NBN/ADSL.
>
> Traceroutes get as far as the Optus network and then drop. Both TPG and
> Optus looking glasses are seeing my routes and can successfully ping my
> network.
>
>
> Interestingly too, tracing from network back to the hop where my traffic
> disappears - Traverses the same previous hop and gets a response.
>
>
> Trace INTO my network;
>   4    24 ms    25 ms    24 ms  203.219.107.202
>   5    25 ms    27 ms    24 ms  203.8.177.106
>   6    26 ms    25 ms    23 ms  59.154.142.56     <<<Same
>   7    38 ms    25 ms    28 ms  161.43.103.98
>   8     *        *        *     Request timed out.
>   9     *        *        *     Request timed out.
>  10     *        *        *     Request timed out.
>
> Trace FROM my network;
> Tracing route to 161.43.103.98 over a maximum of 30 hops
>   4    <1 ms    <1 ms     1 ms  220.101.41.13
>   5     *        *        *     Request timed out.
>   6     3 ms     2 ms     2 ms  59.154.142.62      <<<Same
>
>   7     2 ms     8 ms     2 ms  161.43.103.98
>
>
> Anyone else having problems?
>
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