Zywall 5 - Full Feature Address Mapping Rules

[Guest]

[simo686]

Hi everybody..mi first post..
i would like to substitute a zywall 5 with efw but i have a problem...
i think i have to replicate in any ways the function above ...in fact everything goes fine but voip incoming calls

is that possible?
many many thanks

   Full Feature Address Mapping Rules

   WAN Interface   
   

#   Local Start IP    Local End IP           Global Start IP    Global End IP    Type    Modify
1   192.0.0.50   N/A                          83.211.208.201   N/A            1-1    

2   192.0.0.11   N/A                            83.211.208.198   N/A            1-1    

3   192.0.0.1             N/A                             83.211.208.195   N/A           1-1    

4   192.0.0.20   N/A                               83.211.208.196   N/A           1-1    

5   192.0.0.21   192.0.0.255                83.211.208.204   N/A           M-1