Configuring Ipsec Policies - D-Link DWC-1000 User Manual

Wireless Controller
8.2

Configuring IPsec Policies

Setup > VPN Settings > IPsec > IPsec Policies
An IPsec policy is between this controller and another gateway or this controller and a
IPsec client on a remote host.
depending on the network being traversed between the two policy endpoints.
Transport: This is used for end-to-end communication between this controller and the tunnel
endpoint, either another IPsec gateway or an IPsec VPN client on a host. Only the data payload
is encrypted and the IP header is not modified or encrypted.
Tunnel: This mode is used for network-to-network IPsec tunnels where this gateway is one
endpoint of the tunnel. In this mode the entire IP packet including the header is encrypted and/or
authenticated.
When tunnel mode is selected, you can enable NetBIOS and DHCP over IPsec. DHCP over IPsec
allows this controller to serve IP leases to hosts on the remote LAN. As well in this mode you
can define the single IP address, range of IPs, or subnet on b oth the local and remote private
networks that can communicate over the tunnel.
The IPsec mode can be either tunnel or transport
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