User Documentation
User Manual Managed Switches 
103 
3.8.5 Configuring GMRP 
GMRP is a MAC-based multicast management protocol, whereas IGMP is IP-based. GMRP 
provides a mechanism that allows bridges and end stations to register or un-register Group 
membership information dynamically. 
GMRP enable 
Setting 
Description 
Factory 
Default 
Enable/Disable 
Select the option to enable the GMRP function for the 
port listed in the Port column 
Disable 
3.8.6 GMRP Table 
The GMRP table displays the current active GMRP groups that were detected. 
Setting 
Description 
Fixed Ports 
This multicast address is defined by static multicast. 
Learned Ports 
This multicast address is learned by GMRP. 










