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878 CHAPTER 67: DUAL STACK CONFIGURATION COMMANDS
Note that:
■ Up to 10 global unicast addresses and site-local addresses can be configured
on an interface in total.
■ The undo ipv6 address command without parameters removes all IPv6
addresses manually configured, except link-local addresses automatically
configured on the interface.
Example # Set the global unicast address of interface Ethernet 1/1 to 2001::1/64.
<Sysname> system-view
[Sysname] interface ethernet 1/1
[Sysname-Ethernet1/1] ipv6 address 2001::1/64
ipv6 address auto link-local
Syntax ipv6 address auto link-local
undo ipv6 address auto link-local
View Interface view
Parameter None
Description Use the
ipv6 address auto link-local command to enable the device to
automatically create a link-local address for an interface.
Use the
undo ipv6 address auto link-local command to remove the
automatically created link-local address.
By default, a link-local address will automatically be generated when an IPv6
site-local address or IPv6 global unicast address is configured for an interface.
Example # Enable interface Ethernet 1/1 to create a link-local address automatically.
<Sysname> system-view
[Sysname] interface ethernet 1/1
[Sysname-Ethernet1/1] ipv6 address auto link-local
ipv6 address eui-64
Syntax ipv6 address ipv6-address/prefix-length eui-64
undo ipv6 address ipv6-address/prefix-length eui-64
View Ethernet interface view
Parameter ipv6-address/prefix-length: IPv6 address and prefix length. They together specify
the prefix of an IPv6 address in the EUI-64 format. The prefix length of an EUI-64
address ranges from 1 to 64.