ZyXEL Vantage CNM User Guide - Page 343
The VPN Concentrator Screen
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Chapter 11 IPSec VPN Table 133 Device Operation > Device Configuration > VPN > IPSec VPN > VPN Gateway > Edit (continued) LABEL DESCRIPTION Client Mode Select this radio button if the ZyWALL provides a username and password to the remote IPSec router for authentication. You also have to provide the User Name and the Password. User Name This field is required if the ZyWALL is in Client Mode for extended authentication. Type the user name the ZyWALL sends to the remote IPSec router. The user name can be 1-31 ASCII characters. It is case-sensitive, but spaces are not allowed. Password This field is required if the ZyWALL is in Client Mode for extended authentication. Type the password the ZyWALL sends to the remote IPSec router. The password can be 1-31 ASCII characters. It is casesensitive, but spaces are not allowed. Apply Click Apply to save your settings and exit this screen. Cancel Click Cancel to exit this screen without saving. 11.3 The VPN Concentrator Screen A VPN concentrator combines several IPSec VPN connections into one secure network. Figure 149 VPN Topologies (Fully Meshed and Hub and Spoke) 1 2 In a fully-meshed VPN topology (1 in the figure), there is a VPN connection between every pair of routers. In a hub-and-spoke VPN topology (2 in the figure), there is a VPN connection between each spoke router (B, C, D, and E) and the hub router (A), which uses the VPN concentrator. The VPN concentrator routes VPN traffic between the spoke routers and itself. A VPN concentrator reduces the number of VPN connections that you have to set up and maintain in the network. You might also be able to consolidate the policy Vantage CNM User's Guide 343