IPv6 Neighbor Discovery Protocol

Types and Codes:

• Router Solicitation: 133
• Router Advertisement: 134
• Neighbor Solicitation: 135
• Neighbor Advertisement: 136

Static ARP on Ethernet

R1(config)#arp 1.1.1.1 aaaa.aaaa.aaaa arpa

ARP Timeout

R1(config)#int gi 1/0
! default ARP timeout
R1(config-if)# arp timeout 14400

Various Subnet Mask Representations

R1(config)#line vty 0 4
R1(config)#ip netmask-format [ decimal | hexadecimal | bit-count ]