[rt2x00-users] running AP mode and sta/adhoc mode in parallel
lindner_marek at yahoo.de
Mon Dec 19 22:20:59 EST 2011
On Monday, December 19, 2011 18:57:33 Ivo Van Doorn wrote:
> > I guess the biggest issue is that the AP and STA mode interface have to
> > share the hardware TSF timer. That means the STA mode interface cannot
> > correctly sync up with the AP and as such wouldn't be able to implement
> > power save functionality. Or the AP TSF timer would jump from time to
> > time and this confuse its clients.
> > Other then that I think it would be possible to do since the device can
> > have up to 8 consecutive MACs. But this would need quite some effort in
> > rt2x00.
Do you believe this is a general hardware limitation of the ralink chipsets or
does this affect some chips only ? I am asking because the ralink driver for
the RT3052 claims to have support for AP and station mode at the same time.
Although I never tested this configuration it made me believe it is generally
> It can have multiple MACs, but you also have the BSSID field which for AP
> mode must be initialized to the MAC address of the device, and in case
> of STA to the
> MAC address of the AP to which it is associated. So this would only be
> possible when the STA is connected to itself which is rather ridiculous. ;)
This BSSID field you are talking about is somewhere in the chip itself ?
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