Address Translation) function for this VC. The NAT function can be

 

activated or deactivated per PVC basis.

Default Route

if enable this function, the current PVC will be the default gateway

to internet from this device.

 

RIP (Routing Information protocol) Select this option to specify the

TCP MTU Option RIP version, including RIP-1, RIP-2M and RIP-2B. RIP-2M and RIP- 2B are both sent in RIP-2 format; the difference is that RIP-2M

using Multicast and RIP-2 using Broadcast format.

RIP Direction Select this option to specify the RIP direction. None is for disabling the RIP function. Both means the ADSL Router will periodically send routing information and accetp routing

Dynamic Route information then incorporate into routing table. IN only means the ADLS router will only accept but will not send RIP packet. OUT olny means the ADLS router will only send but will not accept RIP packet.

 

 

 

IGMP (Internet Group Multicast Protocol) is a session-layer protocol

 

 

Direction

 

used to establish membership in a multicast group. The ADSL ATU-

 

 

 

R supports both IGMP version 1 (IGMP-v1) and IGMP-v2. Select

 

 

 

 

 

 

 

 

None to disable it.

 

 

Multicast

Click Apply to save the changes.

 

 

Save

 

The IP address can be either dynamically (via DHCP) or given IP

 

 

 

address provide by your ISP. For Static IP, you need to specify the

 

 

 

 

IP address, Subnet Mask and Gateway IP address.

 

8. Network Address Translation (NAT)

This chapter discusses how to configure NAT on the WebShare Wireless Router ADSL2+.

8.1 NAT Overview

NAT (Network Address Translation - NAT, RFC 1631) is the translation of the IP address of a host in a packet, for example, the source address of an outgoing packet, used within one network to a different IP address known within another network.

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