Interface To Interface (To/From Zywall); Interface To Interface (From Vpn Tunnel); Interface To Interface (To Vpn Tunnel); Applications - ZyXEL Communications 200 Series User Manual

Chapter 2 Features and Applications

2.2.2 Interface to Interface (To/From ZyWALL)

To: Ethernet -> VLAN -> Encap -> ALG -> DNAT -> Routing -> zFW -> ADP -> RM
From: RM -> Routing -> BWM -> Encap -> VLAN -> Ethernet

2.2.3 Interface to Interface (From VPN Tunnel)

This example shows the flow from a VPN tunnel though the ZyWALL, not to the ZyWALL or
to another VPN tunnel (VPN concentrator).
Ethernet -> VLAN -> Encap -> ALG -> DNAT-> Routing -> zFW -> IPSec D -> ALG -> AC
-> DNAT-> Routing -> FW -> IDP -> AP -> CF -> AV -> AS -> SNAT -> BWM -> Encap ->
VLAN -> Ethernet

2.2.4 Interface to Interface (To VPN Tunnel)

This example shows the flow to a VPN tunnel from a source other than the ZyWALL or
another VPN tunnel (VPN concentrator).
Ethernet -> VLAN -> Encap -> ALG -> DNAT-> Routing -> FW -> IDP -> AP -> CF -> AV
-> AS -> SNAT -> IPSec E -> Routing -> BWM -> Encap -> VLAN -> Ethernet

2.3 Applications

These are some example applications for your ZyWALL. See also
configuration tutorial examples.

2.3.1 VPN Connectivity

Set up VPN tunnels with other companies, branch offices, telecommuters, and business
travelers to provide secure access to your network. You can also set up additional connections
to the Internet to provide better service.
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