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OS X Server (Mavericks): Clients cannot connect to VPN service using L2TP

With OS X Server (Mavericks), the VPN service may no longer accept L2TP connections. This can happen if the client and server are behind different network address translation (NAT) gateways.

Update to OS X Mavericks v10.9.1, then install the VPN Update for OS X Server.

This document will be updated as more information becomes available.

Published Date: August 10, 2023