ZyXEL Communications NBG-419N 用户手册

Chapter 22 Bandwidth Management

NBG-419N v2 User’s Guide

Bandwidth Management Rule Configuration: User-defined Service  

See 

 for commonly used services and port numbers.

Use this screen to view the amount of network bandwidth that applications running in the network 
are using.

The bandwidth is measured in kilobits per second (kbps). 

BW Budget

Select Maximum Bandwidth or Minimum Bandwidth and specify the maximum or 
minimum bandwidth allowed for the rule in kilobits per second.  

Destination 
Address

Enter the IP address of the destination computer.

The Router applies bandwidth management to the service or application that is entering this 
computer. 

Destination 
Subnet 
Netmask

Enter the subnet netmask of the destination of the traffic for which the bandwidth 
management rule applies.

Destination 
Port

This is the port number of the destination that define the traffic type, for example TCP port 
80 defines web traffic.

Source Address Enter the IP address of the computer that initializes traffic for the application or service. 

The Router applies bandwidth management to traffic initiating from this computer. 

Source Subnet 
Netmask

Enter the subnet netmask of the computer initiating the traffic for which the bandwidth 
management rule applies.

Source Port

This is the port number of the source that define the traffic type, for example TCP port 80 
defines web traffic.

Protocol

Select the protocol (TCP, UDP, User defined) for which the bandwidth management rule 
applies. 

If you select User-defined, enter the protocol for which the bandwidth management rule 
applies. For example, ICMP  for ping traffic.

Apply

Click Apply to save your customized settings.

Cancel

Click Cancel to exit this screen without saving.