53

If you confirm about the above settings, click

Apply/Save

to apply your settings. Then the service

will be listed as follows.

If you don not need the service, select the item you want to remove, check the checkbox, then press

Remove

, it will be OK.

Here the corresponding WAN interface and WAN Service have been configured, if it is OK, you can

access the internet. You can go to

Device Info>WAN

or

Summary

to view the WAN connection

information.

54

IP over Ethernet

Select WAN service type:

select the protocol advised by your ISP, here select IP over Ethernet.

Enter Service Description:

user-defined description.

Click

Next

to go to next step.

55

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.

Use the following Static IP address:

enable to set the IP address from ISP yourself.

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.

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.

56

Enable 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.

Enable Firewall:

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

Enable 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.

Click

Next

to go to set default gateway.

57

Click

Next

to go on to set DNS.