Rutanu#sh arp
Protocol  Address          Age (min)  Hardware Addr   Type   Interface
Internet  10.20.30.1              -   0017.95c3.d454  ARPA   Vlan1
Internet  10.20.30.3              0   0011.0960.c371  ARPA   Vlan1
Internet  10.20.30.5              0   000a.e665.2d1d  ARPA   Vlan1
Internet  89.137.4.23             0   0015.f216.d4e3  ARPA   FastEthernet4
Internet  89.137.4.1              0   0014.f1db.1401  ARPA   FastEthernet4
Internet  89.137.4.32             -   0017.95c3.d45e  ARPA   FastEthernet4