:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: Forward ipv4 :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: [ 13:31:02 ] :: [ PASS ] :: ipv4 topo init done... (Expected 0, got 0) :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: Duration: 3s :: Assertions: 1 good, 0 bad :: RESULT: PASS (Forward ipv4)