Setting up TCP/IP filtering
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Tcp/ip filtering is a simple but effective firewall but cannot distinguish between incoming and outgoing traffic or do port forwarding.
Some standard ports
- 21 standard ftp
- 80 standard http
- 443 standard https
- 3389 standard remote desktop connection
NEOSYS non-standard ports
- 2500 neosys smtp
- 4430 neosys https port
- 55000 neosys ultravnc reverse connection
- 19580 neosys ssh port
- 8000 neosys wiki
TCP/IP properties, advanced, options
