5000 Series Layer 2/3 Managed Data Center Switch CLI Reference Guide
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8-133 dns-server (IPv6)
Sets the IPv6 DNS server address that is provided to a DHCPv6 client by a DHCPv6 server. A DNS
server address is configured to provide stateless server support. A DHCPv6 pool can include multiple
domain names, up to a maximum of 8.
The
no
command removes a DHCPv6 server address from a DHCPv6 server.
dns-server ipv6-address
no dns-server ipv6-address
Parameters
ipv6-address
Indicates an IPv6 address in hexadecimal format using 16-bit values
between colons.
Default
The default is None.
Command Mode
IPv6 DHCP Pool Config
8-134 prefix-delegation (IPv6)
It is possible to define multiple IPv6 prefixes within a pool for distribution to specific DHCPv6 Prefix
delegation clients. The prefix parameter indicates the delegated IPv6 prefix, and the DUID parameter
indicates the client's unique DUID value (Example: 00:01:00:09:f8:79:4e:00:04:76:73:43:76). The name
parameter consists of a 31-character textual client's name that is useful for logging or tracing purposes
only. The valid lifetime parameter indicates, in seconds, the valid lifetime for the delegated prefix, and the
preferred lifetime parameter indicates, in seconds, the preferred lifetime for the delegated prefix.
The
no
command deletes a specific prefix-delegation client.
prefix-delegation prefix/prefixlength client-DUID [name client-name] [prefer-lifetime 0-4294967295
| infinite] [valid-lifetime 0-4294967295 | infinite]
no prefix-delegation prefix/prefix-delegation DUID
Parameters
prefix/prefixlength
Inidcates the IPv6 prefix and prefix length.
client-DUID
Enter generated IPv6 DHCP unique identifier string.
name client-name
(Optional) Indicates the Prefix Delegation Host Name.
prefer-lifetime
(Optional) Indicates the preferred lifetime (
0-4294967295
).