BGP Community - AS0 is de-facto "no-export-to" marker - Any ASN reserved to "export-only-to"?'

Mark Tinka mark.tinka at
Wed Sep 9 13:13:32 UTC 2020

On 9/Sep/20 15:06, Mike Hammett wrote:

> More operators don't use communities internally than the number of
> operators that do.

Do you have some empirical data on that?

I don't know if it's more, or less. But as Charlton Heston said in "True

"So far this is not blowing my skirt up, gentlemen. Don't you have
anything remotely substantial, Harry? Do you have any HARD DATA?"


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