Atlantis Land A02-RA2 ME01 Manuel D’Utilisation

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Interface: This field allows the user to choose specific WAN Interface (PVC or 
PPP Session) for NAT Session. 

NAT Session Name Status will be displayed at the bottom of this page to show all 
the Session Names with its WAN Interface. 

Click the link Go back to NAT Configuration to the NAT configuration page. 
Select the NAT option. Input the session name and  the PC IP address, and choose 
the Add action. Click the Submit button and go to the Save Settings to save this 
configuration. 

NAT allows only one entry (User IP) per session. 

Session Name Status will be displayed at the middle of this page to show the 
corresponding Session Name with its IP address. 

Available Sessions Status will be displayed at the end of this page to show all the 
Session Names with its WAN Interface. 

 

Q: Since only one PVC is mapped to one local PC IP address, why can I input more than one IP 
address for one NAT session? 

A: Even you can, only the first IP address of each session takes effect. 

•  NAPT ( Static ) :The NAPT option maps the single WAN IP addresses to many local PCs IP 

addresses. (1xN). It is the multiple-mapping mechanism. For each WAN Interface, more than 
one local PCs can be associated with one WAN Interface. Click the link Session Name 
Configuration to add the session name for WAN interface.  

Session Name: This field allows the user to enter his/her own session Name to 
distinguish different NAT session for different interfaces among different PPP 
sessions and different PVCs.