On Tue, Oct 25, 2011 at 11:20 AM, Guido R. Hiertz <[email protected]> wrote: > Hi, > > 2011-10-20 03:03, wrote Thomas Pedersen: >> Include the WMM IE in mesh peering and beacon frames. This is needed >> tell any potential peers what our WMM / EDCA parameters are. > > IEEE 802.11s-2011 states that mesh STAs use the default EDCA parameter > set only. Clause 9.1.3.1 in 802.11s-2011 reads: "When communicating > within a BSS, the EDCA parameters used are […] from the default values > for the parameters […] when the STA is a mesh STA." Thus, all mesh STAs > use the same (default) EDCA parameter set. >
Thanks, this clears up why the EDCA parameter set element is not allowed in mesh beacons. > Since the standard does not allow mesh STAs to change their EDCA > parameters, there is no need to signal the current settings. Thus, the > EDCA parameter set is not included with management frames sent by mesh > STAs. Table 7-8 (Beacon frame body) and Table 7-15 (Probe Response frame > body) state that "The EDCA Parameter Set element is present if > dot11QosOptionImplemented is true, and dot11MeshActivated is false […]." > > So, there is no need to signal any EDCA parameter set within an MBSS. > > Best regards, > > Guido > > _______________________________________________ > Devel mailing list > [email protected] > http://open80211s.com/mailman/listinfo/devel > _______________________________________________ Devel mailing list [email protected] http://open80211s.com/mailman/listinfo/devel
