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Chapter 9 Interfaces
USG20(W)-VPN Series User’s Guide
159
Suffix
Address
Enter the ending part of the IPv6 address, a slash (/), and the prefix length. The USG
will append it to the delegated prefix.
For example, you got a delegated prefix of 2003:1234:5678/48. You want to configure
an IP address of 2003:1234:5678:1111::1/128 for this interface, then enter
::1111:0:0:0:1/128 in this field.
Address
This field displays the combined IPv6 IP address for this interface.
Note: This field displays the combined address after you click
OK
and reopen this
screen.
DHCPv6 Setting
DUID
This field displays the DHCP Unique IDentifier (DUID) of the interface, which is unique
and used for identification purposes when the interface is exchanging DHCPv6
messages with others. See
for more information.
DUID as MAC
Select this if you want the DUID is generated from the interface’s default MAC address.
Customized
DUID
If you want to use a customized DUID, enter it here for the interface.
Enable Rapid
Commit
Select this to shorten the DHCPv6 message exchange process from four to two steps.
This function helps reduce heavy network traffic load.
Note: Make sure you also enable this option in the DHCPv6 clients to make rapid commit
work.
Information
Refresh Time
Enter the number of seconds a DHCPv6 client should wait before refreshing information
retrieved from DHCPv6.
Request Address This field is available if you set this interface to DHCPv6
Client
. Select this to get an
IPv6 IP address for this interface from the DHCP server. Clear this to not get any IP
address information through DHCPv6.
DHCPv6 Request
Options /
DHCPv6 Lease
Options
If this interface is a DHCPv6 client, use this section to configure DHCPv6 request
settings that determine what additional information to get from the DHCPv6 server. If
the interface is a DHCPv6 server, use this section to configure DHCPv6 lease settings
that determine what additional information to offer to the DHCPv6 clients.
Add
Click this to create an entry in this table. See
for more
information.
Remove
Select an entry and click this to delete it from this table.
Object
Reference
Select an entry and click
Object Reference
to open a screen that shows which
settings use the entry. See
for an example.
#
This field is a sequential value, and it is not associated with any entry.
Name
This field displays the name of the DHCPv6 request or lease object.
Type
This field displays the type of the object.
Value
This field displays the IPv6 prefix that the USG obtained from an uplink router (
Server
is selected) or will advertise to its clients (
Client
is selected).
Interface
When
Relay
is selected, select this check box and an interface from the drop-down list
if you want to use it as the relay server.
Relay Server
When
Relay
is selected, select this check box and enter the IP address of a DHCPv6
server as the relay server.
IPv6 Router
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Setting
Enable Router
Advertisement
Select this to enable this interface to send router advertisement messages periodically.
See
IPv6 Router Advertisement on page 146
for more information.
Table 64
Configuration > Network > Interface > Ethernet > Edit (continued)
LABEL
DESCRIPTION
Summary of Contents for ZyWall USG20-VPN
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