<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'><font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 12pt;">I am trying to test interworking (802.11u) using hostapd and wpa_supplicant development version.</span></font><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">I am using openwrt and compile hostapd with CONFIG_INTERWORKING compile option and flash access point. </div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">The purpose of using interworking to help client to select right hotspot network. To make simple test I set asra bit so that user can authenticate using Web Authentication/WISPr. I set following parameter in hostapd.conf for interworking.</div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><div>interworking=1</div><div>access_network_type=2</div><div>internet=1</div><div>asra=1</div><div>esr=0</div><div>uesa=0</div><div>venue_group=2</div><div>venue_type=0</div><div><span class="Apple-style-span" style="font-size: 15.8333px; ">roaming_consortium=2233445566</span></div><div>venue_name=eng:Vile-Parle</div></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">Using Wireshark sniffer I can see all these parameters are part of beacon and working fine.</div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">I set interworking=1 in wpa_supplicant.conf. <span class="Apple-style-span" style="font-size: 15.8333px; ">For Web Authentication/WISPr I don't think any other parameter of interworking is useful in this. I also set </span></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><span class="Apple-style-span" style="font-size: 15.8333px; "><div>network={</div><div> ssid="HomeNet"</div><div> key_mgmt=NONE</div><div>}</div></span></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><span class="Apple-style-span" style="font-size: 15.8333px; "><br></span></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><span class="Apple-style-span" style="font-size: 15.8333px; ">Now problem is that interworking=1 alone does not help wpa_supplicant to select right network. As I presume there are many Roaming Consortium ID in network. Then which parameter help supplicant to select "HomeNet" or any other SSID which have roaming_consortium as 2233445566.</span></div><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><span class="Apple-style-span" style="font-size: 15.8333px; "><br></span></div><div><font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 15.8333px;">There is any parameter in wpa_supplicant.conf which I can set to 2233445566 and it will connect to same SSP </span></font>irrespective<font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 15.8333px;"> to SSID.</span></font></div><div><font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 15.8333px;"><br></span></font></div><div><font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 15.8333px;">with regards</span></font></div></div></body></html>