H OTS POT GATEWAYAppendix B: Addendum 319Define Tunnel ProfilesTunnel profiles can be defined when L2TP tunnel parameters are known and it is notnecessary to send an access request to a RADIUS server to obtain those parameters orfor accounting purposes.Create a tunnel profile for each L2TP tunnel whose parameters are known. The tunnelparameters that the profile contains are the IP address of the LNS and the tunnelpassword. See next figure for an example of a tunnel profile.