ipv6 dhcp-client force-dns

This command enforces the receipt of DNS information over DHCPv6.

As the DHCPv6 Solicit/Request includes Option 23 (DNS), the device reties the solicit if the DHCPv6 Advertise/Reply does not include a response for Option 23.

Syntax

ipv6 dhcp-client force-dns

Command Mode

Privileged User

Example

This example enforces the receipt of DNS information over DHCPv6.

(config-data)# interface vlan 3
(conf-if-VLAN 3)# ipv6 dhcp-client force-dns
(conf-if-VLAN 3)# no shutdown
(conf-if-VLAN 3)# exit