
Roaming between 802.11 and Other Wireless Technologies
CDMA2000 network. Access to the home CDMA2000 network is limited to authentication
purposes, where the H-AAA and HLR are consulted during the tunnel establishment
procedures. If at the time of the roam to the WLAN the user was connected to the user’s own
home CDMA2000 network, the serving CDMA2000 network and the home CDMA2000
network are the same.
In [16], considerable detail is provided regarding the authentication issues surrounding the
establishment of the IPSec tunnel as well as information about how MOBIKE or Mobile IP
will be used to maintain a consistent IP address during roaming. This