From: "Walter PC" <walterpc at mchsi dot com>

> They have use client isolation... which does not allow cross-traffic 
> between
> clients on the AP... then each switch port has a VLAN tag - back to the GW
> seperates file sharing and cross-traffic within the infrastructure.

> Not all Hiltons require this or the Cisco APs even... but they do require 
> hilton
> authentication codes when they log in.

From the Hilton "High Speed Internet Access Operation & Technical Standards" 
document... "Room to Room Security. The HSIA system must be configured to 
completely isolate data traveling to different guestrooms and prohibit the 
ability for one guest to view another guest's network traffic. The HSIA 
system will block all packets destined for and/or originating from another 
room in the hotel."  They also require hardware to be on the "approved" list 
which only includes Cisco and Nomadix or IP3 Networks.  (However, you can 
get around this if you can prove identical functionality) We tried VERY hard 
to get into a Hilton hotel.  Now some hotels do what they want anyway, and 
just risk getting dinged on an audit.  But our guy would not...

                                             Lee