Chapter 11 Troubleshooting and Supplementary Information

This chapter contains information about problems and common questions that arise as an end user and when using PacketiX VPN 2.0 to design, build, and manage a VPN. Refer to the information in this chapter if you encounter any problems when using PacketiX VPN 2.0.

	11.1 Troubleshooting
		11.1.1 Programs Suddenly Terminate during Normal Operation.
		11.1.2 I am unable to communicate with the IP address of the Virtual Network Adapter used for local bridging from within the VPN.
		11.1.3 A [Protocol Error] is occurring.
		11.1.4 I am getting the message [The time on the server and the client does not match.].
		11.1.5 I am getting slow transfer speeds when using Windows file sharing on the VPN.
		11.1.6 There is a large number of broadcast packets constantly being sent over the network. What should I check?
		11.1.8 The CPU load increases after enabling Virtual NAT for SecureNAT.
		11.1.9 Protocols that use many broadcast packets are not working properly.
		11.1.10 Multicast packets are being dropped.
		11.1.11 Even though I have installed VPN Server and connected to it from outside the network, I still can not connect to the local network.
		11.1.12 I forgot my VPN Server's administrator password.
		11.1.13 What do I do if I lost my license key?
		11.1.14 RADIUS authentication is not functioning properly. What should I check?
		11.1.15 NT Domain or Active Directory authentication is not functioning properly. What should I check?
		11.1.16 Setting the listener port to port 443 always gives an error.
		11.1.17 I added a local bridge but it is always offline or showing an error.
		11.1.18 The local bridge to my wireless network adapter is not functioning properly.
		11.1.19 I created a Virtual Layer 3 Switch but it is always offline or showing an error.
		11.1.20 I have set up a cluster but I can not communicate between Virtual HUBs on the cluster.
		11.1.21 I am not performing any communication over the VPN, but packets are being sent to the Internet periodically.
		11.1.22 After I have created a Virtual Network Adapter I get the message, [No network cable is connected.].
		11.1.23 I forgot my password for VPN Client.
		11.1.24 My Windows 98 Second Edition or Windows Millennium Edition system becomes unstable when I use a Virtual Network Adapter.
		11.1.25 I uninstalled VPN Client but my Virtual Network Adapter is still there.
		11.1.26 I am having trouble when using a smart card.
		11.1.27 I am unable to create a Virtual Network Adapter with VPN Client under Linux.
		11.1.28 My VPN connection is disconnected when I designate the Virtual Network Adapter as the default gateway in VPN Client under Linux.
		11.1.29 I forgot my VPN Bridge's administrator password.
		11.1.30 I have connected LANs together with bridge connections using VPN Server and VPN Bridge, but I still can not communicate between computers on the LANs. What should I check?
		11.1.31 I am getting a warning message in syslog stating that ARP packets are being received from the IP address "0.0.0.0" when using local bridging under FreeBSD.
	11.2 Useful Information
		11.2.1 Installing VPN Server With a Variable Global IP Address
		11.2.2 Making a VPN Connection to a LAN Consisting of Only Private IP Addresses
		11.2.4 Using an IPv6 over IPv4 Tunnel
		11.2.5 About Wake On Lan (WOL)
		11.2.6 Installing VPN Server 2.0 Behind a NAT Enabled Router
		11.2.7 Using an IDS to View Packets Going In/Out of a Virtual HUB
		11.2.8 Recreating a Switch's Port VLAN Functionality
		11.2.9 Accepting Connections from SoftEther 1.0 Virtual Network Adapter Software
		11.2.10 Performing Administration Via TELNET as Supported in SoftEther 1.0
		11.2.11 Increasing Cluster Controller Redundancy
		11.2.18 Connecting to Multiple VPN Servers or Virtual HUBs at Once
		11.2.19 Using SecureNAT to Provide Remote Access to an Otherwise Inaccessible Network.
	11.3 General Supplementary Information
		11.3.1 Using This Software Together With Anti-Virus Software or a Personal Firewall
		11.3.2 About the 1/1000th of a Second Delay Encountered When Communicating Over a VPN
		11.3.3 NTLM Authentication Support for Connections Via Proxy Server
		11.3.4 How Far Away Can You Establish a VPN Session Connection From?
		11.3.5 I measured the throughput of traffic through my VPN with my usual measurement utilities, and they are showing very low transfer speeds. What's wrong?
		11.3.6 The Difference Between VPN Bridge's SecureNAT and VPN Server's SecureNAT
		11.3.7 Can a single user open multiple VPN sessions?
		11.3.8 According to the Windows end user license agreement, is it OK to use a client based operating system such as Windows XP as a VPN server?
		11.3.9 Things to Consider When Using Windows 98. 98 SE, or ME as a VPN Server
		11.3.10 I have more connections to my VPN than I have licenses for. What happened?
		11.3.11 About MAC Addresses Starting With "00:AE"
		11.3.12 How MAC Addresses Are Assigned to Virtual HUBs
		11.3.13 Naming Computers Running VPN Server
		11.3.14 Differences Between the Academic Edition and the Standard Production Edition
		11.3.15 VPN Server Computer Specifications and the Number of Possible Simultaneous Connections
		11.3.16 Determining When to Use Clustering and Load Balancing
		11.3.17 When Using a Special PPPoE Connection Tool to Connect to the Internet
		11.3.18 Things to Consider When Using Your Operating System to Make a Bridged Connection Between a Virtual Network Adapter and a Physical Network Adapter
		11.3.19 What if the Virtual Network Adapter and the physical network adapter both have the same network address?
		11.3.20 How is the Virtual Network Adapter's MAC address generated?
		11.3.21 Are Virtual Network Adapters' MAC addresses unique?
		11.3.22 Things to be aware of when using SSH port forwarding software to connect to a VPN server
		11.3.23 Concerning the priority of default gateways when one exists on both the Virtual Network Adapter network and on the physical network
		11.3.25 If you are unable to create a Virtual HUB with VPN Bridge...
		11.3.26 If you are unable to use local bridging in FreeBSD, Solaris, or Mac OS X...
		11.3.27 Connecting to a VPN Bridge Listener Port From VPN Client
	11.4 Additional Security Information
		11.4.1 Dealing With Viruses or Worms on Your VPN
		11.4.3 Is there any danger of my VPN Client service being controlled remotely immediately after installing VPN Client before I have configured it?
	11.5 Additional Information Regarding Communication Protocols
		11.5.1 Usable Protocols Other than TCP/IP
		11.5.2 Using NetBEUI, IPX/SPX, AppleTalk, etc.
		11.5.3 Sending Multicast Packets Within the VPN
		11.5.4 Using IP Phone Protocols
		11.5.5 Using NetMeeting or Other Video Conferencing Protocols
		11.5.6 Using PacketiX VPN to Communicate on an Existing VPN Tunnel
	11.6 Additional Compatibility Information
		11.6.1 Coexistence With SoftEther 1.0
		11.6.2 Relationship With Mitsubishi Materials Corporation's SoftEther CA
		11.6.3 Compatibility With SoftEther 1.0 Protocols
		11.6.4 Compatibility With Other VPN Products
	11.7 Future Plans for PacketiX VPN
		11.7.1 Localization Plans
		11.7.3 About VPN Client for Windows CE
		11.7.4 About VPN Client for Platforms Other than Windows or Linux

PacketiX VPN 2.0 Online Manual 2.20.5320
Copyright © 2004-2007 SoftEther Corporation. All Rights Reserved.
 Contact Plat'Home for inquiries. | Support | Notes