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Diffstat (limited to 'Documentation/networking/multicast.txt')
| -rw-r--r-- | Documentation/networking/multicast.txt | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/Documentation/networking/multicast.txt b/Documentation/networking/multicast.txt new file mode 100644 index 00000000000..5049a64313d --- /dev/null +++ b/Documentation/networking/multicast.txt @@ -0,0 +1,64 @@ +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 ------------------> +sk_g16 NO NO YES N/A +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. |