Networks ignoring prepends?

Mon Jan 22 14:21:06 UTC 2024

* bill at herrin.us (William Herrin) [Mon 22 Jan 2024, 15:05 CET]:
>On Mon, Jan 22, 2024 at 5:24 AM Patrick W. Gilmore <patrick at ianai.net> wrote:
>>Standard practice is to localpref your customers up, which makes 
>>prepends irrelevant. Why would anyone expect different behavior?
>
>It gives me, your paying customer, less control over my routing 
>through your network than if I wasn't your paying customer. That 
>seems... backwards.

Most sellers of IP transit offer a "treat as peer" BGP community which 
will flatten your localpref to that of peers rather than a customer.

	-- Niels.