Sorry, i have no idea what is the problem then. 2009/11/2 Yongheng Qi <[email protected]>
> yes, I use the atheros 11n sdk, and port it to our madwifi. > > the HAL_TXDESC_NOACK flags, I have use it send the multicast packets. > > but the not multicast packets, have i_addr packets can't get return ACK. > > I use Omnipeek get the packets. not find any problem. > > I don't know if the sdk HAL in monitor mode can't answer ACk. > > > Thanks > > 2009/11/2 Javier Sánchez <[email protected]> > >> I have no idea then. >> >> Is the packet being transmited correctly from the source device (you can >> use dump on 802.11n monitor device to verify) ? >> >> What driver are u using? u can try to look at the code (packet injection >> code), may be ack flag is desactivated on packet injection ¿? >> >> on madwifi, ack can be desactivated like this >> >> if (IEEE80211_IS_MULTICAST(wh->i_addr1)) { >> flags |= HAL_TXDESC_NOACK; /* no ack on broad/multicast */ >> sc->sc_stats.ast_tx_noack++; >> try0 = 1; >> } >> >> Regards >> Javier >> >> 2009/11/2 Yongheng Qi <[email protected]> >> >> yes, 802.11g is OK. >>> >>> I use roofnet on 802.11g. the click.config like you give. >>> >>> the same config explant to 802.11n. other function all is ok but the >>> noack. >>> >>> Thanks >>> >>> 2009/11/2 Javier Sánchez <[email protected]> >>> >>> it was working fine on 802.11g ? or is the first time you try? >>>> >>>> Have you tried something like this? >>>> >>>> ... >>>> define($IP_ADR 6.0.0.1/8) >>>> define($MAC_ADR 00:00:00:00:00:01) //use your real hw mac >>>> >>>> FromHost(fake1, $IP_ADR, ETHER $MAC_ADR) >>>> ... >>>> >>>> Regards >>>> Javier Sánchez >>>> >>>> On Mon, Nov 2, 2009 at 2:27 PM, Yongheng Qi <[email protected]> wrote: >>>> >>>>> Dear all： >>>>> >>>>> Do you know atheros Ar92xx card monitor mode can answer ACK? >>>>> >>>>> I write a program do monitor mode send packet, but the receiver don't >>>>> answer ACK. >>>>> >>>>> how to do can let monitor mode answer ACK? >>>>> >>>>> Thanks >>>>> _______________________________________________ >>>>> click mailing list >>>>> [email protected] >>>>> https://amsterdam.lcs.mit.edu/mailman/listinfo/click >>>>> >>>> >>>> >>> >>> >>> -- >>> Yongheng Qi >>> >>> Mobile: +86 1390 119 7481 >>> >> >> > > > -- > Yongheng Qi > > Mobile: +86 1390 119 7481 > _______________________________________________ click mailing list [email protected] https://amsterdam.lcs.mit.edu/mailman/listinfo/click
