table_set_default ipv4_lpm drop
table_set_default swtrace add_swtrace 1
table_add ipv4_lpm ipv4_forward 10.0.1.1/32  => 00:00:00:00:01:01 2
table_add ipv4_lpm ipv4_forward 10.0.1.11/32 => 00:00:00:00:01:0b 1
table_add ipv4_lpm ipv4_forward 10.0.2.0/24 => 00:00:00:02:03:00 3
table_add ipv4_lpm ipv4_forward 10.0.3.0/24 => 00:00:00:03:02:00 4
