-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Thursday 13 November 2003 01:04, Haudy Kazemi wrote: > At 09:31 PM 11/12/2003 -0800, you wrote: > >Can anyone provide some insight in differences between AP's that run in > >repeater mode (example: Apple Airport WDS bridge mode, D'link > >800AP+,etc.) versus a bridge+AP combination which work to form a > >repeater? > > > >Is there a performance advantage in using a 2-port repeater (bridge+AP > >-- 2 radios) over a 1 port AP (1 radio) running in repeater mode? > > The 2 radio version is a better choice (performance-wise) because the 1 > radio version will cut your bandwidth in half from whatever was available > from the radio it is repeating from. One of the major PC news journals > (CNET? PC World? ZDNet?) had a review about this in regards to some D-link > gear's repeater mode. The halving effect only applies to clients that > connect to the repeater directly, not to clients that connect to the base > node. It happens because the repeater first must use its channel to > receive the packet, and then it must turn around and resend that packet on > the same channel to the base node. If it was using 2 radios it could > receive on one channel and transmit on another channel at the same time. > > With 2 radios the repeater talks to clients on a different set of > frequencies (channel) from those that it uses to talk to the base node. > Drawback of 2 radios is an increased parts cost, and maybe, depending on > the situation, the fact that it will need a second channel (bad if you > don't have any channels left to use). > > "If you're reading this, read it again."
It's probably likely that it will be even worse than 1/2 with the repeater type when you factor in collisions/retransmits. - -- Jason Straight [EMAIL PROTECTED] [EMAIL PROTECTED] SkyCon Networks phone: (231)627-3528 http://www.skycon.net/ ICQ: 1796276 pgp: http://www.jeetkunedomaster.net/~junfan/pgp.key -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) iQCVAwUBP7OyEhFHZPcobeHxAQIZvQQAoLoj5k98MoQy2mBC+2E77lvewoH7Z4PL Z0XP0+zQSNdOw/pqXFggZ1RlCWyzspm5+VTjWPCHTaxbApLz8EFLJIBqqlRB1/ap ziJG0O69fIpY+PQtr6LaKWa/n+AKKFANqPKTAVHft1Ce6YaVwDa442sr90yQkRbh 2LOZ4xXe07c= =u2DQ -----END PGP SIGNATURE----- -- general wireless list, a bawug thing <http://www.bawug.org/> [un]subscribe: http://lists.bawug.org/mailman/listinfo/wireless
