massive facebook outage presently

Mon Oct 4 20:16:41 UTC 2021

Seems unlikely that FB internal controls would allow such a backdoor ...

"Never to get lost, is not living" - Rebecca Solnit

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‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐

On Monday, October 4th, 2021 at 4:12 PM, Baldur Norddahl <baldur.norddahl at gmail.com> wrote:

> On Mon, 4 Oct 2021 at 21:58, Michael Thomas <mike at mtcc.com> wrote:
> 

> > On 10/4/21 11:48 AM, Luke Guillory wrote:
> > 

> > > I believe the original change was 'automatic' (as in configuration done via a web interface). However, now that connection to the outside world is down, remote access to those tools don't exist anymore, so the emergency procedure is to gain physical access to the peering routers and do all the configuration locally.
> > 

> > Assuming that this is what actually happened, what should fb have done different (beyond the obvious of not screwing up the immediate issue)? This seems like it's a single point of failure. Should all of the BGP speakers have been dual homed or something like that? Or should they not have been mixing ops and production networks? Sorry if this sounds dumb.
> 

> Facebook is a huge network. It is doubtful that what is going on is this simple. So I will make no guesses to what Facebook is or should be doing.
> 

> However the traditional way for us small timers is to have a backdoor using someone else's network. Nowadays this could be a simple 4/5G router with a VPN, to a terminal server that allows the operator to configure the equipment through the monitor port even when the config is completely destroyed.
> 

> Regards,
> 

> Baldur
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