Support for this functionality has been added in LwIP 1.4.0 (v1.00.a)
Multicast filtering through Internet Group Message Protocol (IGMP) can be used.Support for this functionalityhas also been added in the latest version.
For more information on theLwIP 1.4.0 Library (v1.00.a) andConfiguring IGMP Options, please see the following directory: $XILINX_EDK\sw\ThirdParty\sw_services\lwip140_v1_00_a\doc (Page9)
IGMP support can be enabled in the Board Support Package Settings (BSP) using the following steps:
In SDK -> Xilinx Tools ->Board Support Package Settings ->lwip140 -> igmp_options -> Select True