[LINK] Optus Outage

Wed Nov 8 10:22:41 AEDT 2023

Around 4am, Optus networks re-announced all their BGP routes at once
https://radar.cloudflare.com/routing/as7474
https://radar.cloudflare.com/routing/as4804
This is indicative of a change management malfunction, akin to IBM's
2016 eCensus routers restarting with no routes
https://www.itnews.com.au/news/ibm-treasury-in-settlement-talks-over-census-failure-440066

The VoWifi infrastructure seems to be online but unable to connect any
calls https://goughlui.com/2023/11/08/breaking-optus-nationwide-outage-08-11-2023/
More alarmingly 000 doesn't work on landlines
https://twitter.com/lucethoughts/status/1722029287727825124 contrary
to advice from emergency services
https://twitter.com/nswpolice/status/1722028862161449151

On Wed, Nov 8, 2023 at 10:08 AM Tom Worthington
<tom.worthington at tomw.net.au> wrote:
>
> Any more news on what caused the Optus network outage? On ABC Canberra
> Radio this morning I suggested it was most likely a software upgrade
> which went wrong, and would be fixed by 6pm.
>
> Is VoWiFi working?
>
> I use Telstra, but when COVID-19 struck, I purchased an Optus 4G modem,
> with an Optus SIM. This was in case Telstra went down.
>
>
> --
> Tom Worthington http://www.tomw.net.au
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