| Port No | 1723 |
| Service Name | pptp |
| RFC Doc | 0 |
| Protocol | UDP |
| Description | PPTP provides VPN services for Windows clients primarily but is also supported by UNIX clients such as Linux using PoPToP. |
| Reference Link | Port No:1723 Service Name:pptp Protocol:UDP |
| Attack | Incoming PPTP to non PPTP servers is most likely an attack, all outgoing PPTP traffic should only be from known clients. Action:Firewall inbound and outbound PPTP, restrict it to known PPTP servers and clients only. As this traffic is encrypted it will easily bypass most IDS systems/etc. |
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