NETGEAR ProSafe WFS709TP Software Administration Manual page 19

Protocol (DHCP). Once an AP locates its host switch, it automatically builds a secure Generic
Routing Encapsulation (GRE) tunnel to it
configuration from the switch through the tunnel.
Floor
Wiring
closet
Internet
Data center
Figure 1-2
Client traffic received by the AP is immediately sent through the tunnel to the host WFS709TP
(Figure 1-3), which performs packet processing such as encryption and decryption, authentication,
and policy enforcement
Overview of the WFS709TP
WFS709TP ProSafe Smart Wireless Switch Software Administration Manual
(Figure
GRE tunnel
GRE
tunnel
WFS709TP
v1.0, June 2007
1-2). The AP then downloads its firmware and
Netgear AP
1-3