Chapter 23 PPTP VPN
SBG3500-N Series User’s Guide
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23.4 The PPTP VPN Monitor Screen
In the Web Configurator, click VPN > PPTP VPN > Monitor. Use this screen to view settings for
PPTP clients.
Figure 154 VPN > PPTP VPN > Monitor
The following table describes the labels in this screen.
23.5 PPTP VPN Troubleshooting Tips
This section lists the common troubleshooting tips for PPTP VPN.
1 A PPTP client device (such as a PC, smart phone, tablet) cannot connect to the SBG3500-N Series.
Authentication
Method
Select how the SBG3500-N Series authenticates a remote user before allowing access
to the PPTP VPN tunnel.
The authentication method has the SBG3500-N Series check a user’s user name and
password against the SBG3500-N Series’s local database, which is configured in the
Maintenance > User Account screen.
Keep Alive Timer The SBG3500-N Series sends a Hello message after waiting this long without receiving
any traffic from the remote user. The SBG3500-N Series disconnects the VPN tunnel if
the remote user does not respond.
DNS Server
(Optional)
Specify the IP addresses of DNS servers to assign to the remote users.
You can choose from one of the DNS servers from the list, or choose User Defined to
enter the static IP addresses for the first and second DNS servers manually.
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 112 VPN > PPTP VPN > Setup (continued)
LABEL DESCRIPTION
Table 113 VPN > PPTP 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.