James's Privacy Corner

http://support.apple.com/kb/HT5078

https://discussions.apple.com/thread/3270886?start=0&tstart=0

1. Add this to your registry:

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\PolicyAgent]

"AssumeUDPEncapsulationContextOnSendRule"=dword:00000002

2. Open secpol.msc (click start > search for secpol.msc)

- Local Policies > Security Options

- Network Security : LAN Manager Auth Level…

- Set to: Send LM & NTLMv2 - UseNTLMv2…

And

- Network Security : Minimum session security… clients

- uncheck "Require 128-bit encryption"

3. Restart PC

4. Create VPN Connection on Windows 7

- Host Name: (server IP or yourhost.name.com)

- PPP Settings : Enable LCP (only)

- Type: L2TP/IPSec

- Pre-shared key : yoursharedsecret

- Data encryption : Optional encryption

- Allow CHAO and CHAPv2

5. Router on server-side must allow VPN Passthrough and forward ports: 50, 51, 500, 548, 1701, 1723, 4500 to the server box. Also, do not filter anonymous internet requests, multicast or NAT Redirection but enable SPI Firewall.