Chapter 30
| IP Interface Commands
IPv6 Interface
– 945 –
Example
The following configures five neighbor solicitation attempts for addresses
configured on VLAN 1. The show ipv6 interface command indicates that the
duplicate address detection process is still on-going.
Console(config)#interface vlan 1
Console(config-if)#ipv6 nd dad attempts 5
Console(config-if)#end
Console#show ipv6 interface
VLAN 1 is up
IPv6 is enabled
Link-local address:
fe80::200:e8ff:fe90:0/64
Global unicast address(es):
2009:db9:2229::79, subnet is 2009:db9:2229:0::/64
Joined group address(es):
ff01::1/16
ff02::1/16
ff02::1:ff00:79/104
ff02::1:ff90:0/104
IPv6 link MTU is 1500 bytes.
ND DAD is enabled, number of DAD attempts: 5.
ND retransmit interval is 1000 milliseconds
ND advertised retransmit interval is 0 milliseconds
ND reachable time is 30000 milliseconds
ND advertised reachable time is 0 milliseconds
ND advertised router lifetime is 1800 seconds
Console#
Related Commands
ipv6 nd ns-interval (947)
show ipv6 neighbors (954)
ipv6 nd
managed-config-flag
This command configures IPv6 router advertisements to indicate to attached hosts
that they can use stateful autoconfiguration to obtain addresses. Use the no form
to clear this flag from router advertisements.
Syntax
[no] ipv6 nd managed-config-flag
Default Setting
Disabled
Command Mode
Interface Configuration (VLAN)
Command Usage
◆ The “managed-address configuration” flag tells hosts that they should use
stateful autoconfiguration to obtain addresses from a DHCPv6 server.
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