R2: show ip arp
Raw output from the device consoles, with password hashes removed.
Protocol Address Age (min) Hardware Addr Type Interface
Internet 172.16.10.1 - 0000.0c07.ac0a ARPA GigabitEthernet0/0.10
Internet 172.16.10.2 - 002a.104d.ef00 ARPA GigabitEthernet0/0.10
Internet 172.16.10.3 16 e00e.da9b.ea80 ARPA GigabitEthernet0/0.10
Internet 172.16.10.55 66 c8d9.d21a.716f ARPA GigabitEthernet0/0.10
Internet 172.16.10.56 11 90e2.baa6.24bb ARPA GigabitEthernet0/0.10
Internet 172.16.12.1 119 54a2.742c.ba83 ARPA GigabitEthernet0/1
Internet 172.16.12.2 - 002a.104d.ef01 ARPA GigabitEthernet0/1
Internet 172.16.20.1 - 0000.0c07.ac14 ARPA GigabitEthernet0/0.20
Internet 172.16.20.2 - 002a.104d.ef00 ARPA GigabitEthernet0/0.20
Internet 172.16.20.51 62 c8d9.d21a.716f ARPA GigabitEthernet0/0.20
Internet 172.16.30.1 - 0000.0c07.ac1e ARPA GigabitEthernet0/0.30
Internet 172.16.30.2 - 002a.104d.ef00 ARPA GigabitEthernet0/0.30
Internet 172.16.30.51 21 c8d9.d21a.716f ARPA GigabitEthernet0/0.30
Internet 172.16.99.1 - 0000.0c07.ac63 ARPA GigabitEthernet0/0.99
Internet 172.16.99.2 - 002a.104d.ef00 ARPA GigabitEthernet0/0.99
Internet 172.16.99.3 120 e00e.da9b.ea80 ARPA GigabitEthernet0/0.99
Internet 172.16.99.22 153 3c5e.c338.2241 ARPA GigabitEthernet0/0.99