The short answer - enabling 802.11b on an 802.11g AP will slow down everyone.Take a look at this Cisco white paper on 802.11g for an answer to your question. You'll need a CCO acount to access it.http://www.cisco.com/warp/partner/synchronicd/cc/pd/w...
It's really not a case of whether the radio falls back to support 802.11b clients; it's an issue whether you configure the AP to support 802.11b clients in addtion to 'g' clients. This Cisco deployment white paper might help answer some additional q...
Yes, you can use the AIR-ANT2506 in a client <-> AP application. The AIR-ANT2506 is designed as a mast mount antenna implying external use in a bridge <-> application. The AIR-ANT1728 is a ceiling mount antenna with similar RF properties designed f...