There are multiple factors that can affect your VPNconnectivity, using the NetDefend software.

• Version

  You may have an early version of DS-601/605. To view sofwareverion, open NetDefend, go to menu Help thenAbout. See screenshot below. Check the productsupport page

• Logbook

  A good way of troubleshooting the NetDefend software is usingthe logbook. To view it go to meny Log then Logbook.

• Troubleshooting:  

Possible errors in Main Mode

XMIT_MSG1_MAIN

Error:

Your VPN Client cannot reach the VPN Server.

Solution:

Check that you assigned your profile a correctGateway, in IPSec General Settings. Testby PINGING the gateway.

The gateway may be either an IP address or a domain name. (tryboth)

XMIT_MSG2_MAIN

Error:

Error on your local machine, possible conflict with other VPNClients installed.

Solution:

Reinstall the software, uninstall other VPNsoftware. Install software on another machine.

XMIT_MSG5_MAIN

Error:

The Pre Shared Key (PSK) does not match. Could also mean thatNAT Traversal (NAT-T) is active, but cannot be used.

Solution:

Verify that the same PSK is used on both client and server.Uncheck NAT-T if necessary. For a list of NAT-T supported products,look

Possible errors in Aggressive Mode

XMIT_MSG1_AGGR

Error:

Mode not matching

Solution:

Set the same mode on client and server, eitherMAIN or AGGRESSIVE

XMIT_MSG3_AGGR

Error:

NAT-T or XAUTH settings do not match.

Solution:

Disable NAT-T, disable XAUTH

XMIT_MSG1_QUICK

Error:

IKE Proposal or Remote Networks is incorrect

Solution:

Verify address in Remote Networks. It should have the IP rangeand subnet mask of the remote machines you wish tocommunicate with. Verify IKE proposal.