Chapter 5 WAN/Internet
SBG5500 Series User’s Guide
61
DNS Server
This is available only when you select
IPv4 Only
or
IPv4 IPv6 Dualstack
in the
IPv4 / IPv6 Mode
field.
Obtain DNS
Server Address
Automatically
Select
this
if you want the SBG to use the DNS server addresses assigned by your ISP.
Use the
Following DNS
Server Address
Select this if you want the SBG to use the DNS server addresses you configure manually.
DNS Server 1 Enter the first DNS server address.
DNS Server 2 Enter the second DNS server address.
DHCP Client
Options
This is available only when you select
IPv4 Only
or
IPv4 IPv6 Dualstack
in the
IPv4 / IPv6 Mode
field.
Request Options Select
Option 43
to have the SBG automatically add vendor specific information in the DHCP
packets to request the vendor specific options from the DHCP server.
Select
Option 120
to have the SBG get the IP address or a fully-qualified domain name of SIP
server from the DHCP server.
Select
Option 121
to have the SBG get static route rules from the DHCP server.
Send Options
Option 60
Select this and enter the device identity you want the SBG to add in the DHCP discovery packets
that go to the DHCP server.
Vendor
Class ID
Enter the Vendor Class Identifier, such as the type of the hardware or firmware.
Option 61
Select this and enter any string that identifies the device.
IAID
Enter the Identity Association Identifier (IAID) of the device, for example, the WAN connection
index number.
DUID Type
Select
DUID-LLT
to have the SBG use DUID-LLT (DUID Based on Link-layer Address Plus Time) for
identification when exchanging DHCPv6 messages. You need to enter the hardware type, a
time value and the MAC address of the device.
Select
DUID-EN
to have the SBG use DUID-EN (DUID Assigned by Vendor Based upon Enterprise
Number) for identification when exchanging DHCPv6 messages. You need to enter the vendor’s
registered enterprise number.
Select
DUID-LL
to have the SBG use DUID-LL (DUID Based on Link-layer Address) for identification
when exchanging DHCPv6 messages. You need to enter the device’s hardware type and
hardware address (MAC address).
Hardware
Type
Enter the device’s hardware type, assigned by the IANA.
Time
Enter the time that the DUID is generated.
Link-layer
Address
Enter the SBG’s hardware address, that is the MAC address.
Enterprise
Number
Enter the vendor’s registered private enterprise number. An enterprise number is a unique
number that identifies a company.
Identifier
Enter a unique identifier assigned by the vendor.
Option 125
Select this to have the SBG automatically generate and add vendor specific parameters in the
DHCP discovery packets that go to the DHCP server.
6RD
Enable
IPv6 rapid deployment to tunnel IPv6 traffic from the local network through the ISP’s IPv4
network.
The 6RD (IPv6 rapid deployment) fields display when you set the
IPv4 / IPv6 Mode
field to
IPv4
Only
.
Table 10 WAN Internet > WAN Setup > Add/Edit: Routing Mode (continued)
LABEL
DESCRIPTION
Summary of Contents for SBG5500-A
Page 12: ...12 PART I User s Guide...
Page 44: ...44 PART II Technical Reference...
