|  | Behaviour of Cards Under Multicast | 
|  | ================================== | 
|  |  | 
|  | This is how they currently behave, not what the hardware can do--for example, | 
|  | the Lance driver doesn't use its filter, even though the code for loading | 
|  | it is in the DEC Lance-based driver. | 
|  |  | 
|  | The following are requirements for multicasting | 
|  | ----------------------------------------------- | 
|  | AppleTalk	Multicast	hardware filtering not important but | 
|  | avoid cards only doing promisc | 
|  | IP-Multicast	Multicast	hardware filters really help | 
|  | IP-MRoute	AllMulti	hardware filters are of no help | 
|  |  | 
|  |  | 
|  | Board		Multicast	AllMulti	Promisc		Filter | 
|  | ------------------------------------------------------------------------ | 
|  | 3c501		YES		YES		YES		Software | 
|  | 3c503		YES		YES		YES		Hardware | 
|  | 3c505		YES		NO		YES		Hardware | 
|  | 3c507		NO		NO		NO		N/A | 
|  | 3c509		YES		YES		YES		Software | 
|  | 3c59x		YES		YES		YES		Software | 
|  | ac3200		YES		YES		YES		Hardware | 
|  | apricot		YES		PROMISC		YES		Hardware | 
|  | arcnet		NO		NO		NO		N/A | 
|  | at1700		PROMISC		PROMISC		YES		Software | 
|  | atp		PROMISC		PROMISC		YES		Software | 
|  | cs89x0		YES		YES		YES		Software | 
|  | de4x5		YES		YES		YES		Hardware | 
|  | de600		NO		NO		NO		N/A | 
|  | de620		PROMISC		PROMISC		YES		Software | 
|  | depca		YES		PROMISC		YES		Hardware | 
|  | dmfe		YES		YES		YES		Software(*) | 
|  | e2100		YES		YES		YES		Hardware | 
|  | eepro		YES		PROMISC		YES		Hardware | 
|  | eexpress	NO		NO		NO		N/A | 
|  | ewrk3		YES		PROMISC		YES		Hardware | 
|  | hp-plus		YES		YES		YES		Hardware | 
|  | hp		YES		YES		YES		Hardware | 
|  | hp100		YES		YES		YES		Hardware | 
|  | ibmtr		NO		NO		NO		N/A | 
|  | ioc3-eth	YES		YES		YES		Hardware | 
|  | lance		YES		YES		YES		Software(#) | 
|  | ne		YES		YES		YES		Hardware | 
|  | ni52		<------------------ Buggy ------------------> | 
|  | ni65		YES		YES		YES		Software(#) | 
|  | seeq		NO		NO		NO		N/A | 
|  | sgiseek		<------------------ Buggy ------------------> | 
|  | smc-ultra	YES		YES		YES		Hardware | 
|  | sunlance	YES		YES		YES		Hardware | 
|  | tulip		YES		YES		YES		Hardware | 
|  | wavelan		YES		PROMISC		YES		Hardware | 
|  | wd		YES		YES		YES		Hardware | 
|  | xirc2ps_cs	YES		YES		YES		Hardware | 
|  | znet		YES		YES		YES		Software | 
|  |  | 
|  |  | 
|  | PROMISC = This multicast mode is in fact promiscuous mode. Avoid using | 
|  | cards who go PROMISC on any multicast in a multicast kernel. | 
|  |  | 
|  | (#) = Hardware multicast support is not used yet. | 
|  | (*) = Hardware support for Davicom 9132 chipset only. |