Service Bridge – Setup and Configuration 
Entry ID: 109747975,    V1.4,    05/2019 
 
 Siemens AG 2019 All rights reserved 
4.2.5  Rate control 
The rate limits of the individual ports are configured in the "Layer 2 > Rate Control" 
menu. The purpose is to limit the spread of broadcasting storms in the event of a 
fault. The following settings are provided for the Service Bridge: 
Layer 2 > Rate Control 
Figure 4-11 
 
(1)  The function "Limit Ingress Broadcast" is activated for all ports. This means 
that the data rate for incoming Broadcast message frames is restricted to the 
"Total Ingress Rate" (2).