360 CN4093 Application Guide for N/OS 8.4
Limitations
YoumustconfiguretheARPonlyintheLayer2/Layer3nodeortherouternode
butnotintheLayer2‐onlynode.EnterpriseNOScannotvalidateifthenodeis
Layer2‐only.
ThepacketisalwaysforwardedtoalltheportsasspecifiedintheMulticast
MACaddressconfiguration.IfVLANmembershipchangesfortheports,you
mustupdatethisstaticmulticastMACentry.Ifnot,theports,whose
membershiphaschanged,willreportdiscards.
ACLstakeprecedenceoverstaticmulticastARP.IfanACLisconfiguredto
matchandpermitingressofunicasttraffic,thetrafficwillbeforwardedbased
ontheACLrule,andthestaticmulticastARPwillbeignored.