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l2tp problem spoofed packets

Hello

I have a problem after astaro updated to version 8.201, VPN L2TP problem.

Clients can connect to VPN but can't access any port ... can't ping the internal IP's


The firewall show this message when the client tries to connect to an destination port:

14:56:53 Spoofed packet TCP 192.168.1.3:52185→192.168.1.22:22 len=53 ttl=64 tos=0x00

Please help ...

PS: Sorry for my bad english


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  • Same problem with latest UTM9 here. If I connect via PPTP with a static RAS IP 172.16.253.99 and Spoof Protection is enabled at "Normal" or "Strict", then every traffic to the internal office net 172.16.0.0/16 is dropped due to spoof protection.

    In "Strict" mode even connections from local clients to other firewalled nets are dropped due to spoof protection.

    What I am doing wrong?