Chapter 1 Understanding the VPN Client

VPN Client Features

Table 1-5 IPSec Attributes (continued)

IPSec Attribute

Description

 

 

Extended Authentication

The capability of authenticating a user within IKE. This

(XAUTH)

authentication is in addition to the normal IKE phase 1

 

authentication, where the IPSec devices authenticate each other.

 

The extended authentication exchange within IKE does not replace

 

the existing IKE authentication.

 

 

Mode Configuration

Also known as ISAKMP Configuration Method

 

 

Tunnel Encapsulation Modes

IPSec over UDP (NAT/PAT)

 

IPSec over TCP (NAT/PAT)

 

 

IP compression (IPCOMP) using

Data compression algorithm

LZS

 

 

 

VPN Client User Guide for Mac OS X

 

OL-5490-01

1-7

 

 

 

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