[LINK] MAC addresses on public wifi

Richard Chirgwin rchirgwin at ozemail.com.au
Fri Jul 16 11:22:59 AEST 2010

Jan -

Yes. WiFi (like all Ethernet) uses the MAC address for network 
addressing. The frames contain both source address and destination address.


Jan Whitaker wrote:
> Linkers,
> When one uses a public wifi network and gmail, does the header 
> contain the MAC address of the device that connected to the network?
> Alternatively, are there any other identifiers in the email or on the 
> local network at the wifi point that would tie to a particular piece 
> of hardware?
> Jan
> Melbourne, Victoria, Australia
> jwhit at janwhitaker.com
> blog: http://janwhitaker.com/jansblog/
> business: http://www.janwhitaker.com
> Our truest response to the irrationality of the world is to paint or 
> sing or write, for only in such response do we find truth.
> ~Madeline L'Engle, writer
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