How To Configure The L2Tp Vpn With Apple Mac Os X 10.11 Operating System - ZyXEL Communications ZyWALL 110 Handbook

Figure 560
If you see [info] or [error] log message such as below, please check ZyWALL/USG Phase 1 Settings.
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Windows 10 operating system users must use the same Pre-Shared Key as configured in ZyWALL/
USG to establish the IKE SA.
Figure 561
If you see that Phase 1 IKE SA process has completed but still get [info] log message as below,
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please check ZyWALL/USG Phase 2 Settings. ZyWALL/USG unit must set correct Local Policy to
establish the IKE SA.
Figure 562
Ensure that the L2TP Address Pool does not conflict with any existing LAN1, LAN2, DMZ, or WLAN
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zones, even if they are not in use.
If you cannot access devices in the local network, verify that the devices in the local network set
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the USG's IP as their default gateway to utilize the L2TP tunnel.
Make sure the ZyWALL/USG units' security policies allow IPSec VPN traffic. IKE uses UDP port 500,
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AH uses IP protocol 51, and ESP uses IP protocol 50.
Verify that the Zone is set correctly in the VPN Connection rule. This should be set to IPSec_VPN
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Zone so that security policies are applied properly.
5.5 How to Configure the L2TP VPN with Apple MAC OS X
10.11 Operating System
This is an example of using the L2TP VPN and VPN client software included in Apple MAC OS X
10.11 El Capitan operating systems. When the VPN tunnel is configured, users can securely access
the network behind the ZyWALL/USG and allow traffic from L2TP clients to go to the Internet from
an Apple computer.
Chapter 5 Create Client-to-Site VPN Tunnels
ZyWALL/USG Series User's Guide
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