You can play with BGP by joining https://dn42.eu/ https://dn42.eu/ - a fake internet with a few thousand participants who are mostly as clueless as you, and non

You can play with BGP by joining https://dn42.eu/ https://dn42.eu/ - a fake internet with a few thousand participants who are mostly as clueless as you, and none of whom will lose millions of dollars per hour if it breaks (which is not infrequently).