Hi, Can somebody help me? I am puzzled how to use the HASH0 and HASH1,in another word,I don't know the meaning of hash in the MAC,it seems the hash has relations with the multicast?Why?I know,some MAC cores don't care about multicast. Thank you -- To unsubscribe from ethmac mailing list please visit http://www.opencores.org/mailinglists.shtml