Configuration Tasks

The main configuration tasks for setting up GRE or DVMRP over IPSec on E-series routers are:

Set up the GRE or DVMRP tunnel, specifying the virtual router and destination address, and enabling IPSec support. See Configuring IP Tunnels .
Set up digital certificates on the router, or configure preshared keys for IKE authentication.
- To set up digital certificates, see Configuring Digital Certificates.
- To set up preshared keys, see Configuring IPSec Parameters in Configuring IPSec.
Create IPSec policies. See Defining an IKE Policy in Configuring IPSec.
Configure IPSec transport profiles. See Configuring IPSec Transport Profiles .