dns-server
Syntax
dns-server <IPVv6-ADDR-LIST>
no dns-server <IPVv6-ADDR-LIST>
Description
Defines up to four DNS servers for the current DHCPv6 server pool.
The
no
form of this command removes the specified DNS servers from the pool.
Command context
config-dhcpv6-server-pool
Parameters
<IPVv6-ADDR-LIST>
Specifies the IP addresses of the DNS servers in IPv6 format (
xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx
), wherex
is a hexadecimal number from 0 to F. You can use two colons (::) to represent consecutive zeros (but only once), remove leading zeros, and collapse a hextet of four zeros to a single 0. For example, this address2222:0000:3333:0000:0000:0000:4444:0055
becomes2222:0:3333::4444:55
. Separate addresses with a space. A maximum of four IP addresses can be defined.
Authority
Administrators
Example
Defines DNS server 2001::13 for the server pool primary-pool on VRF primary.
switch(config)# dhcpv6-server vrf primary switch(config-dhcpv6-server)# pool primary-pool switch(config-dhcpv6-server-pool)# dns-server 2001::13
Deletes DNS server 2001::13 from the server pool primary-pool on VRF primary.
switch(config)# dhcpv6-server vrf primary switch(config-dhcpv6-server)# pool primary-pool switch(config-dhcpv6-server-pool)# no dns-server 2001::13