Chapter 24 L2TP VPN
SBG3500-N Series User’s Guide
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24.3 The L2TP VPN Monitor Screen
In the Web Configurator, click VPN > L2TP VPN > Monitor. Use this screen to view settings for
PPTP clients.
Figure 157 VPN > L2TP VPN > Monitor
The following table describes the labels in this screen.
24.4 L2TP VPN Troubleshooting Tips
This section lists the common troubleshooting tips for L2TP VPN.
1 A L2TP client device (such as a PC, smart phone, tablet) cannot connect to the SBG3500-N Series.
TIP: This could be due to one of the following reasons:
a. The client device is not connected to the Internet successfully.
Action: Check the client device’s Internet connection.
b. Incorrect server address configured on the client device.
Action: From the SBG3500-N Series’s GUI, click VPN > IPSec VPN > Setup.
(1) If the Local Gateway Address for Default_L2TPVPN is set to “Any”:
WINS Server
(Optional)
The WINS (Windows Internet Naming Service) server keeps a mapping table of the
computer names on your network and the IP addresses that they are currently using.
Type the IP addresses of up to two WINS servers to assign to the remote users.
Apply Click Apply to save your changes back to the SBG3500-N Series.
Cancel Click Cancel to restore your previous settings.
Table 114 VPN > L2TP VPN > Setup (continued)
LABEL DESCRIPTION
Table 115 VPN > L2TP VPN > Monitor
LABEL DESCRIPTION
User Name This field displays the client's login name for this connection.
Hostname This is the client's host name of this connection.
Assigned IP This is the local point-to-point IP address assigned to the client.
Public IP This is the client’s public IP address for this connection.
Disconnect Select a VPN client connection and click this to disconnect.
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