FCC: Staff Report on T-Mobile Outage on June 15 2020

Randy Bush randy at psg.com
Fri Nov 13 16:53:08 UTC 2020

> The larger story here is...
> "7. Routing.  Routers connect T-Mobile’s LTE towers to T-Mobile’s LTE
> network.  These routers utilize a routing protocol called Open
> Shortest Path First."

you can blow it with is-is, just as you can with ospf, just as you can
with pretty much any dynamic [routing] protocol.  though i am an is-is
fanboy, i would not blame the protocol.  and if they can not manage the
currently deployed protocol, i am not sure i would recommend they try a
delicate transition.


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