141| IPv6 Suppor t DellPowerConnect W- Series ArubaOS 6.2 | User Guide
NOTE:IPv6 clients and the IPv6 router must be on the same VLAN.

Understand ing the Netw ork Conne ction Sequ ence for Wind ows IPv6 Clients

This section describes the network connection sequence forWindows V ista/XP clients that use IPv6 addresses, and
the actions performedby t heA P and controller.
1. T heI Pv6 client sends a Router Solicit message t hroughthe AP . The AP passes the Router Solicit message from
the IPv6 client through the GRE tunnelto the controller.
2. T hecontroller removes the 802.11 frame and creates an 802.3 frame for the Router Solicit message.
a. The controllerauthenticates the user, applies firewall policies and bridgesthe 80 2.3 frameto the IPv6 router.
b. Entries are created in the user and session tables.
3. I Pv6 router responds with a Router Advertisement message.
4. T hecontroller applies firewallpo licies,t hencreates an 802.11 frame for the Router Advertisement message. The
controllersends the Router Advertisement through the GRE tunnel to the AP.
5. I Pv6 client sends a Neighbor Solicitation message.
6. I Pv6 router responds with a Neighbor Advertisement message.
7. I fD HCP is requiredto provide IP v6 addresses,the DHCPv6 process is st arted.
8. I Pv6 client sends data.
9. T hecontroller removes the 802.11 frame and creates an 802.3 frame for the data.
The controllerauthenticates the user, applies firewall policies and bridgesthe 80 2.3 frameto the IPv6 router.
Entries are created in the user and session tables.
Understanding Arub aOS Authentication and Firewa ll Features thatSupport IPv6
This section describes ArubaOS features that support IPv6 clients.

Understanding Authentication

This release of ArubaOSonly supports 80 2.1x authentication for IPv6 clients. You cannot c onfigurelayer-3
authentications to authenticate IPv6 clients.

AuthenticationMethod Supportedfor IPv6 Clients?

802.1x Yes
Stateful802.1x (with non-Dell APs) Yes
Localdatabase Yes
CaptivePortal Yes
VPN No
xSec No(not tested)
MAC-based Yes

Table38 :

IPv6 Client Authentication