[outages] Optus/Akamai

[Aaron Wendel]

That makes no sense.  How would tripping the max prefix on a single peer 
cause a major outage?



On 11/8/2023 3:13 PM, DaZZa via Outages wrote:
> There was definitely a major outage with Optus yesterday - not just
> internet services, but mobile and landline. roughly 10 hour outage for
> effectively their entire consumer network (weirdly, I have an
> enterprise service which was not effected by the outage). Definitely
> got hit by it - our entire corporate mobile fleet was out the whole
> day.
>
> Nobody has given a RFO yet - but I have my doubts it was just BGP
> issues. That's speculation at this point.
>
> D
>
> On Thu, 9 Nov 2023 at 01:21, Jay Ashworth via Outages
> <outages at outages.org> wrote:
>> Off of Facebook of all places, I hear this report that Optus had a major outage in Australia last night, which is believed to have been a BGP screw up involving Akamai:
>>
>> "Nope: it was Akamai increasing their advertised prefix count from their cdn nodes inside the Optus network, and Optus’s configured max-prefix settings on their core bgp sessions from their route reflectors weren’t quite high enough and their whole network went down.  Someone didn’t quite think through the value for internal max-prefix rules.."
>>
>> Anybody confirm, deny, got hit by it?
>>
>> Cheers,
>> -- jra
>> --
>> Sent from my Android device with K-9 Mail. Please excuse my brevity.
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>

-- 
================================================================
Aaron Wendel
Chief Technical Officer
Wholesale Internet, Inc. (AS 32097)
(816)550-9030
http://www.wholesaleinternet.com
================================================================