58

IP over Ethernet

Type:

Select IP over Ethernet.

Description:

You are allowed to enter the user defined name for this service.

IPv6 for this service:

check whether to enable IPv6 feature.

Click

Next

to go to next step. See

IPv6 enabled

and

IPv6 disabled

.

IPv6 enabled

Here two modes are supported for users to deal with the IP and DNS. You can select obtain

automatically or manually input the information according to your ISP.

Obtain an IP address automatically:

check whether to enable this function.

Option 60 Vendor ID:

Enter the associated information by your ISP. This option is used by DHCP

clients to optionally identify the vendor type and configuration of a DHCP client. The information is a

string of n octets, interpreted by servers.

Vendors may choose to define specific vendor class

59

identifiers to convey particular configuration or other identification information about a client.

Option 61 IAID:

Enter the associated information provided by your ISP. You should input 8

hexadecimal numbers.

Option 61 DUID:

Enter the associated information provided by your ISP. You should input

hexadecimal number(s).

Option 125:

Option 125 is a complementary standard of DHCP protocol, it is used to encapsulate

option 125 message into DHCP offer packet before forward it to clients. After the clients receive the

packet, it check the option 125 field in the packet with the prestored message, if it is matched, then

the client accepts this offer, otherwise it will be abandoned. Check Enable or Disable this function.

Default setting is Disable.

WAN IP Address:

Enter your IPv4 address to the device provided by your ISP.

WAN Subnet Mask:

Enter your submask to the device provided by your ISP.

WAN gateway IP Address:

Enter your gateway IP address to the device provided by your ISP.

Obtain DNS:

check whether to enable obtain DNS function.

Primary/Secondary DNS:

enter the primay/secondary DNS address when you uncheck Obtain

DNS checkbox.

Obtain an IPv6 address automatically:

check whether to enable or disable this feature.

WAN IPv6 Address/Prefix Length:

Enter the WAN IPv6 Address/Prefix Length from your ISP.

WAN Next-Hop IPv6 Address:

Enter the WAN Next-Hop IPv6 Address from your ISP.

Note:

If you don’t know well about the DHCP Option, you can leave it empty or leave it as default.

Click

Next

to go to next step.

NAT:

The NAT (Network Address Translation) feature allows multiple users to access the Internet

through a single IP account by sharing the single IP address. If users on your LAN have their own

public IP addresses to access the Internet, NAT function can be disabled. When enabled, a Fullcone

NAT parameter will appear, you can determine whether to enable Fullcone NAT. While only NAT

enabled, the default NAT type Port-Restricted cone NAT will be used.

For detail, please turn to page

47 for help.

Firewall:

Check/uncheck this item to enable/disable firewall function.

IGMP Multicast:

IGMP (

Internet Group Membership

Protocol) is a protocol used by IP hosts to

report their multicast group memberships to any immediately neighboring multicast routers. Check

this item to enable IGMP multicast on that WAN interface for multicast forwarding.

MLD Multicast Proxy:

check whether to enable this function. MLD (

Multicast Listener Discovery

Protocol) Proxy intercept the MLD request from Clients and forward it to the router after some

dealings. Support MLDv1 and MLDv2.

60

Click

Next

to go to set default gateway.

Set the default gateway and the default IPv6 gateway.

Click

Next

to go on to IPv6 DNS server setting.

IPv6 DNS Server’s operation is similar to IPv4 DNS server. There are two modes to get DNS server

address: Auto and static mode.

Obtain IPv6 DNS info from a WAN interface

WAN Interface selected:

select one configured IPv6 WAN connection from the drop-down menu to

be as an IPv6 DNS.

Use the following Static IPv6 DNS address

Primary IPv6 DNS Server / Secondary IPv6 DNS Server:

type the specific primary and secondary

IPv6 DNS Server address.

61

Click

Next

to check the settings.

If you confirm, click Apply to submit the settings.

62

IPv6 disabled

Here two modes are supported for users to deal with the IP and DNS. You can select obtain

automatically or manually input the information according to your ISP.

Obtain an IP address automatically:

check whether to enable this function.

Option 60 Vendor ID:

Enter the associated information by your ISP. This option is used by DHCP

clients to optionally identify the vendor type and configuration of a DHCP client. The information is a

string of n octets, interpreted by servers.

Vendors may choose to define specific vendor class

identifiers to convey particular configuration or other identification information about a client.

Option 61 IAID:

Enter the associated information provided by your ISP. You should input 8

hexadecimal numbers.

Option 61 DUID:

Enter the associated information provided by your ISP. You should input

hexadecimal number(s).

Option 125:

Option 125 is a complementary standard of DHCP protocol, it is used to encapsulate

option 125 message into DHCP offer packet before forward it to clients. After the clients receive the

packet, it check the option 125 field in the packet with the prestored message, if it is matched, then

the client accepts this offer, otherwise it will be abandoned. Check Enable or Disable this function.

Default setting is Disable.

WAN IP Address:

Enter your IP address to the device provided by your ISP. If Fixed IP Address is

selected in the IPv4 Protocol field, default value 0.0.0.0 will display in this field.

WAN Subnet Mask:

Enter your submask to the device provided by your ISP.

WAN gateway IP Address:

Enter your gateway IP address to the device provided by your ISP.

Obtain DNS:

check whether to enable obtain DNS function.

Primary/Secondary DNS:

enter the primay/secondary DNS address when you uncheck Obtain

DNS checkbox.

Note:

If you don’t know well about the DHCP Option, you can leave it empty or leave it as default.