P-791R v2 Support Notes 
incoming packets to the true destination behind SUA. After the required server 
are configured in Web Configurator, Advanced Setup, Network -> NAT -> 
Port Forwarding, the internal server or client applications can be accessed by 
using the P-791R v2's WAN IP Address. 
SUA Supporting Table 
The following are the required Web Configurator, Advanced Setup, Network 
-> NAT -> Port Forwarding for the various applications running SUA mode. 
ZyXEL SUA Supporting Table 
Required Settings in Port Forwarding   
Port/IP  
Application    
Outgoing Connection   
Incoming 
Connection  
HTTP None 80/client IP 
FTP None 21/client IP 
TELNET None 23/client IP  
(and active Telnet 
service from WAN) 
POP3 None 110/client IP 
SMTP None 25/client IP 
mIRC 
None for Chat. 
For DCC, please set   
Default/Client IP 
. 
Windows PPTP   None  1723/client IP 
ICQ 99a  None for Chat.   
For DCC, please set:   
ICQ -> preference -> 
connections -> firewall 
and set the firewall time 
out to 80 seconds in 
firewall setting. 
Default/client IP 
ICQ 2000b  None for Chat  None for Chat 
ICQ Phone 2000b  None  6701/client IP 
Cornell 1.1 Cu-SeeMe  None  7648/client IP 
White Pine 3.1.2 Cu-SeeMe
2
  7648/client IP &   
24032/client IP  
Default/client IP 
White Pine 4.0 Cu-SeeMe  7648/client IP &   
24032/client IP 
Default/client IP 
 
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