[AusNOG] Optus/TPG blackhole

[Duncan Gray]

Hi,

could it be affecting Aussie BB?

The timing looks suspicious.

Regards,

Duncan

On Tue, Jun 16, 2020 at 1:50 PM Tim Sandy <timsandy at gmail.com> wrote:

> 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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