It’s easy trick but I’m going to put it here anyway so anyone can use it and for me so I can easy find code when I need it 🙂 This is “snake” that is made traffic from generator go through all ports on line cards and between two line cards. It’s made for testing purposes in lab environment if you need to verify performance capability of ASR9K router (or any other runnin IOS XR in this case) for customer.
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