For a better and reasonable network bandwidth experience, here you can configure the bandwidth 
to limit the speed of users with different IPs. Click Add to enter page below: 
 
  Remarks --- Description of the rule. 
  Start/End IP --- If you want to specify a rule for several devices which get IPs within an IP 
range, you need to enter the start IP and end IP to these two fields respectively. 
  Max Upstream/Downstream --- Specify an upstream/downstream bandwidth range limit on 
specified  PC(s).  Note  that  maximum  upstream/downstream  bandwidth  should  not  exceed 
your router's WAN bandwidth limit. (Consult your ISP if you are not clear.) 
How to Visit the Intranet Resource from the Internet by Configuring 
Port Forwarding Settings 
Port  forwarding  is  useful  for  web  servers,  ftp  servers,  e-mail  servers,  gaming,  and  other 
specialized Internet applications. When you enable Port Forwarding, the communication requests 
from the Internet to your router’s WAN port will be forwarded to the specified IP address. 
Note that this function is only available in WISP and Router mode. 
Application Example: 
Your PC (PC1: 192.168.0.101) connects to the device and runs an FTP server on port number 21. 
Your friend (PC2: 192.36.244.96) from the Internet wants to access the FTP server on your PC.