14-2 
To do…  Use the command…  Remarks 
Enter interface view 
interface interface-type 
interface-number 
— 
Configure an IPv4 address for the interface 
ip address ip-address 
{ mask | mask-length } 
[ sub ] 
Required 
By default, no IP 
address is 
configured. 
Manually specify 
an IPv6 address 
ipv6 address 
{ ipv6-address prefix-length 
| 
ipv6-address/prefix-length 
} 
Configure an 
IPv6 global 
unicast 
address or 
site-local 
address 
Configure an 
IPv6 address in 
the EUI-64 
format 
ipv6 address 
ipv6-address/prefix-length 
eui-64 
Use either 
command. 
By default, no 
site-local address 
or global unicast 
address is 
configured on an 
interface. 
Automatically 
create an IPv6 
link-local 
address 
ipv6 address auto 
link-local 
Configure an 
IPv6 
address on 
the interface 
Configure an 
IPv6 
link-local 
address  
Manually specify 
an IPv6 link-local 
address 
ipv6 address ipv6-address 
link-local 
Optional 
By default, after 
you configured an 
IPv6 site-local 
address or global 
unicast address, a 
link local address 
is automatically 
created. 
 
 
z  For information about IPv4 addressing, refer to IP Addressing Configuration in the IP Services 
Volume. 
z  For more information about IPv6 address, refer to IPv6 Basics Configuration in the IP Services 
Volume. 
z  For how to enable IPv6 and configure an IPv6 address on an interface, refer to IPv6 Basics 
Commands in the IP Services Volume.