Why are all my ports closed

Why are all my ports closed

How do i know if my isp is blocking the port i want to use

Chadster, @mfhansen82 wrote: The first two are 87.73.xxx.xxx and 87.73.xxx.xxx. This worked well with my wrt54gl router, so I know it’s not the internet service provider. Greetings That’s fantastic, it’s a public IP address. Reverse all port forwarding workarounds you’ve attempted, like DMZ. In Protection => Firewall => Uncheck the box. Filter Internet requests that are anonymous. Then, on the server computer, make sure any firewalls are switched off. Set a DHCP Reservation or a Static IP Address (outside of the DHCP range) for the server system and make sure it has it. Create a forwarding port to the server’s IP address. To make sure the port is open, use an online port scanner like www.grc.com. After you’ve configured the WRT OpenVPN Server, the OpenVPN port will automatically open. Set the WRT OpenVPN server to Complete Tunnel mode. Make sure the ovpn file contains the certificates and does not contain any random document. To link to the WRT, use the Community version of the OpenVPN client. It’s important to note that you’ll need to test this from outside your network. Ping your DDNS URL to confirm that it is pointing to the correct IP address.

Identifying open ports in wireshark, haktip 137

I’ve set up all of my portforwarding options and have spent the last few hours double-checking and troubleshooting that everything is in order, but if I use a port checker, it says they’re locked (both TCP and UDP). I’ve disabled UPnP, and the only other explanation I can think of is what one YouTuber said: “…if your friends are unable to connect using your public IP address? You’ll need to enable it in Windows Defender, your computer’s firewall, or a router’s firewall.” (By the way, this is my first time attempting to self-host an MC server.) I’m not sure what he’s talking about because all he says is “allow it.” Is he referring to the Public IP address, as I’m not sure how it could have been disabled in the first place? Please let me know if you know what he’s talking about or if you have any other suggestions. Thank you very much in advance!
CM1200 v2.02.03(LAG Disabled)>RBK853 v3.2.17.12RBK50 v2.7.2.104(WW) Circle Enabled My Setup (Cable 1Gbps/50Mbps)>CM1200 v2.02.03(LAG Disabled)>RBK853 v3.2.17.12RBK50 v2.7.2.104(WW)
C7800/CM1100/CAX80/CM2000, Orbi CBK40, R7800, R7960P, EX7500/EX7700, XR450, and WNHDE111 are additional NG HW.

Solutions: failed to open ports ( port forwarding)

I’m currently trying to set up a minecraft server (default port 22565) and it’s not working, so I tested the port online and it still shows as blocked, even with firewalls and everything switched off completely.
Since CL does that sort of thing, I changed the port to 22566 and tested again, redid all the port forwarding and firewall exceptions, and it still says closed.
So I began searching other ports, and port scanners (whatismyip and canyouseeme) revealed that ALL ports, including 80, 21, and others, were locked. To make sure it’s not a loopback problem, I tested from my phone while not connected to the internet.
I’ve had a lot of problems with Microsoft gaming and things, and I finally got it all figured out with proper port forwarding and resets and stuff, but no matter what I do, no ports seem to be available.
Has anyone else had this problem? Does the way CL fiber is set up have anything to do with this? Are they configured as a multihost on a single IP address? I’d like to be able to ask CL the right question when I call, because the last time I called, they just sent a gateway reset and erased all of my port forwarding.

How to find closed ports blocked by windows defender

An open port is one that is not blocked by NAT or a firewall and accepts requests from a service. If you allow Web Sharing on your Mac, for example, the regular HTTP port (80) will be available.
A closed port is one that can be accessed but does not have a service to “react” to it. In some cases, NAT-enabled firewalls or routers can close ports, but this is normally a port that can be accessed but provides no service.
An unreachable port (which sometimes appears as “timed out” in port scans) is one for which the firewall or NAT deliberately avoids any attempt to contact it, rather than answering with “this port is open but locked.” This is more reliable in principle, since it doesn’t even prove to an attacker that there is a machine at the IP address they’re attempting to reach. In fact, the profit could be lower, but I’m not qualified to make that determination. This is the status that most consumer routers and firewalls can reflect.

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