2.  When selecting "Manual" to set Ingress/Egress rate, the system will automatically select 
integral multiple of 64Kbps that closest to the rate you entered as the real Ingress/Egress rate. 
For example, if you enter 1000Kbps for egress rate, the system will automatically select 
1024Kbps as the real Egress rate. 
3.  When egress rate limit feature is enabled for one or more ports, you are suggested to disable 
the flow control on each port to ensure the switch works normally.   
9.2.2 Storm Control 
Storm Control function allows the switch to filter broadcast, multicast and UL frame in the network. 
If the transmission rate of the three kind packets exceeds the set bandwidth, the packets will be 
automatically discarded to avoid network broadcast storm. 
Choose the menu QoS→Bandwidth Control→Storm Control to load the following page. 
 
Figure 9-11 Storm Control 
The following entries are displayed on this screen: 
  Storm Control Config 
Port Select: 
Click the Select button to quick-select the corresponding port 
based on the port number you entered. 
Select: 
Select the desired port for Storm Control configuration. It is 
multi-optional. 
Port: 
Displays the port number of the switch. 
107