question about channel switching delay

[hong zhang]

How do you determine delay time?
Do you use iwevent?

----henry

--- YAN HE <yanhe at louisiana.edu> wrote:

> Hello,everybody,
> 
> I am using hostap driver 0.4.9 for a Netgear MA401
> card on Linux 2.6.11. The card was in Managed mode
> and connected to an access point first. When I
> changed either essid or mode by invoking ioctl() in
> my program, the delay is 12 ms. However, if I
> changed both essid and mode, the delay is 33 ms,
> which is more than the sum of two separate delays.
> Does anyone meet this before?
> 
> Thanks.
> YAN
> 
> 
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