Is there a way to make pptpd listen for PPTP trafic on a TCP port other than the default 1723 port? I khow that PPTP uses more then just tcp/1723. It also uses GRE. it's not a problem. just how to change default PPTP TCP port. And how to configure pptp client on linux to use port other than the default 1723 port

The port numbers in the range from 0 to 1023 (0 to 2 10 − 1) are the well-known ports or system ports. They are used by system processes that provide widely used types of network services. On Unix-like operating systems, a process must execute with superuser privileges to be able to bind a network socket to an IP address using one of the well-known ports. What ports does VPN use ? :: SG FAQ port 1194 TCP/UDP port 443 TCP Note: OpenVPN traffic can be hidden by forwarding just port 443 TCP in your NAT router/firewall instead of using teh default port 1194 TCP/UDP. PPTP and L2TP Port Forwarding | Outsourced IT Support Oct 20, 2016 Suka Oprek: Jawaban Mtcna Which port does PPTP use by default? A. UDP 1723 B. TCP 1723 C. UDP 1721 D. TCP 1721 Correct Answer: B Section: (none) QUESTION 94 What will happen if "Default forward" is disabled in wireless menu on a RouterOS AP? A. Only clients with matching access control list rule will be able to connect to the AP B. AP will not be able to connect to the

as you know pptp port is 1723 by default,know I forward port number 21 to 1723 on my CentOs VPN. Know I wanna connect to my vpn (pptp) from port number 21. How can I do it?

can we change the port number of vpn services Nov 29, 2011 VPN Ports to Open - Nov 27, 2011

Sep 17, 2014 · pptp 1723/tcp # pptp pptp 1723/udp # pptp from the default 1723 to whatever you want, and restart the pptpd service. Just in case, if you want to use a port that is already defined differently in /etc/services , you might comment out the default entries to avoid confusion.

Aug 27, 2019 · Some firewalls allow selective configuration of UDP or TCP ports with the same number, so it's important to know the type of port you're configuring. For example, NFS can use TCP 2049, UDP 2049, or both. If your firewall doesn't allow you to specify the type of port, configuring one type of port probably configures the other.