http://www.wi-fiplanet.com/tutorials/article.php/1492071 Looks like what you are saying is already being done.
Are beacons sent in same frequency as data or in seperate frequency? bala --- Rupert Wever <[EMAIL PROTECTED]> wrote: > Agree - how about keeping RTS/CTS for its intended > use (collision avoidance), and use a smarter > technique for roaming (e.g. getting load information > from AP's beacons)? > --- balan h <[EMAIL PROTECTED]> wrote: > > > > --- Rupert Wever <[EMAIL PROTECTED]> wrote: > > > When configuring the client's RTS treshold... > > > > > > "Setting this parameter to a small value causes > RTS > > > packets to be sent more often. When this > > > occurs, more of the available bandwidth is > consumed > > > and the throughput of other network packets is > > > reduced. However, the system is able to recover > > > faster from interference or collisions that may > be > > > caused from a high multipath environment > > > characterized by obstructions or metallic > surfaces." > > > > > > The client driver will look at the RTS retries > to > > > determine if in "distress" (i.e. not associated > > > to an AP). A scan is initiated to look for > > > available APs. > > > > > This imo only supports the point that RTS/CTS > should > > be used i.e an optimal RTS threshold should be > used. > > > > bala > > > This is what we like to call "Distress Roaming". > > > > > > > > > --- Lalit Kotecha <[EMAIL PROTECTED]> > wrote: > > > > Rupert, > > > > > > > > May I request you to elaborate in little more > > > details about this roaming > > > > feature? > > > > > > > > Thanks > > > > Lalit > > > > > > > > -----Original Message----- > > > > From: [EMAIL PROTECTED] > > > > [mailto:[EMAIL PROTECTED] On > Behalf > > > Of Rupert Wever > > > > Sent: Saturday, February 21, 2004 10:13 AM > > > > To: balan h; [EMAIL PROTECTED] > > > > Subject: Re: [BAWUG] RTS threshold question > > > > > > > > Balan, > > > > > > > > Some (if not most) 802.11 NIC clients use this > RTS > > > treshold > > > > to make roaming decisions. Perhaps that's the > > > reason? > > > > > > > > -RW > > > > --- balan h <[EMAIL PROTECTED]> wrote: > > > > > Hi, > > > > > The RTS threshold value in many Access > ports is > > > set > > > > > to 2300+ bytes as default value. This is > > > apparently to > > > > > disable RTS/CTS exchanges. I dont understand > why > > > we do > > > > > this. > > > > > Isnt the RTS/CTS exchange used only in the > > > > > 'Contention Period' of 802.11 where the > Access > > > point > > > > > does no polling? Then shouldnt we enable > RTS/CTS > > > > > exchange most of the time by setting RTS > > > threshold to > > > > > a low value, to avoid collisions? > > > > > > > > > > > > > > > balanh > > > > > > > > > > __________________________________ > > > > > Do you Yahoo!? > > > > > Yahoo! Mail SpamGuard - Read only the mail > you > > > want. > > > > > http://antispam.yahoo.com/tools > > > > > -- > > > > > general wireless list, a bawug thing > > > <http://www.bawug.org/> > > > > > [un]subscribe: > > > http://lists.bawug.org/mailman/listinfo/wireless > > > > > > > > > > > > __________________________________ > > > > Do you Yahoo!? > > > > Yahoo! Mail SpamGuard - Read only the mail you > > > want. > > > > http://antispam.yahoo.com/tools > > > > -- > > > > general wireless list, a bawug thing > > > <http://www.bawug.org/> > > > > [un]subscribe: > > > http://lists.bawug.org/mailman/listinfo/wireless > > > > > > > > -- > > > > general wireless list, a bawug thing > > > <http://www.bawug.org/> > > > > [un]subscribe: > > > http://lists.bawug.org/mailman/listinfo/wireless > > > > > > > > > __________________________________ > > > Do you Yahoo!? > > > Yahoo! Mail SpamGuard - Read only the mail you > want. > > > http://antispam.yahoo.com/tools > > > > > > __________________________________ > > Do you Yahoo!? > > Yahoo! Mail SpamGuard - Read only the mail you > want. > > http://antispam.yahoo.com/tools > > -- > > general wireless list, a bawug thing > <http://www.bawug.org/> > > [un]subscribe: > http://lists.bawug.org/mailman/listinfo/wireless > > > __________________________________ > Do you Yahoo!? > Yahoo! Mail SpamGuard - Read only the mail you want. > http://antispam.yahoo.com/tools > -- > general wireless list, a bawug thing > <http://www.bawug.org/> > [un]subscribe: http://lists.bawug.org/mailman/listinfo/wireless __________________________________ Do you Yahoo!? Yahoo! Mail SpamGuard - Read only the mail you want. http://antispam.yahoo.com/tools -- general wireless list, a bawug thing <http://www.bawug.org/> [un]subscribe: http://lists.bawug.org/mailman/listinfo/wireless
