IP Configuration
Domain Name
335 Cisco 500 Series Stackable Managed Switch Administration Guide Release 1.3
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• DHCPv6 Server IP Address—Enter the address of the DHCPv6 server to 
which packets are forwarded.
• IPv6 Interface—Enter the interface on which packets are transmitted when 
the address type of the DHCPv6 server is Link Local or Multicast.
STEP  4 Click Apply. The Running Configuration file is updated.
Interface Settings
To enable the DHCPv6 Relay feature on an interface and to configure a list of 
DHCPv6 servers to which DHCPv6 packets are relayed when they are received on 
this interface.
STEP 1 Click IP Configuration > IPv6 Management and Interfaces > DHCPv6 Relay > 
Interface Settings.
STEP  2 To enable DHCPv6 on an interface and optionally add a DHCPv6 server for an 
interface, click Add.
Enter the fields:
• Source Interface—Select the interface (port, LAG, VLAN or tunnel) for 
which DHCPv6 Relay is enabled.
• Use Global Destinations Only—Select to forward packets to the DHCPv6 
global destination servers only.
• IPv6 Address Type—Enter the type of the destination address to which 
client messages are forwarded. The address type can be Link Local, Global 
or Multicast (All_DHCP_Relay_Agents_and_Servers).
• DHCPv6 Server IP Address—Enter the address of the DHCPv6 server to 
which packets are forwarded.
• IPv6 Interface—Enter the interface on which packets are transmitted when 
the address type of the DHCPv6 server is Link Local or Multicast.
STEP  3 Click Apply. The Running Configuration file is updated.
Domain Name
The Domain Name System (DNS) translates domain names into IP addresses for 
the purpose of locating and addressing hosts.