MISSION ACCOMPLISHED?

a1. Install wireless tools on the tablet <tablet #1> that will connect to the phone

a2. Configure an ad-hoc WiFi connection on <tablet #1> & <tablet #2>:

Settings -> Control Panel -> Connectivity -> Connections -> New

Click <Next>
Connection name: <youradhocname>
Connection type: WLAN
Click <Next>
Click <No> when prompted to scan for networks.
Network name: <yourssid>
Network is hidden: <disable>
Network mode: <Ad hoc>
Security method: <None>
Click <Next>
Click <Advanced>
Select the <IP Addresses> tab
Auto-retrieve IP address: <disable>
Leave other settings with their default values
Click <OK>
Click <Finish>

a3. On <tablet #1>, initiate WIFI connection to <youradhocname>

a4. Settings -> Connection manager -> Internet Connection -> IP Address. Note the <tablet#1ipaddress>
Click<OK>

b1. Initiate bluetooth DUN connection between <tablet #1> & phone

b2. Utilities -> Xterm. As root in xterm, type

ifconfig wlan0 down
ifconfig wlan0 <tablet#1ipaddress>
iwconfig wlan0 mode ad-hoc
iwconfig wlan0 essid <yourssid>
iwconfig wlan0 channel 1
ifconfig wlan0 up

b3. From tablet #2, initiate WiFi connection to <youradhocname>