What are ports 139 and 445 used for?

What are Ports 139 and 445? SMB is a network file sharing protocol that requires an open port on a computer or server to communicate with other systems. SMB ports are generally port numbers 139 and 445. Port 139 is used by SMB dialects that communicate over NetBIOS.

How do I enable port 80 and 443 for Papercut ng/MF?

Also make sure you you enable the 80 and 443 firewall ports if users access PaperCut NG/MF across firewall devices. Enable port 80 (and 443) by changing the appropriate settings from N to a Y. They should look like: Change the server port in all providers installed on your network.

What is Port 9191 and why is it important?

Port 9191 is also used for server-to-server and client-to-server communication so it’s important that this port continue to be made available. Also make sure you you enable the 80 and 443 firewall ports if users access PaperCut NG/MF across firewall devices.

What is the difference between SMB port 139 and 445?

SMB ports are generally port numbers 139 and 445. Port 139 is used by SMB dialects that communicate over NetBIOS. It’s a transport layer protocol designed to use in Windows operating systems over a network. Port 445 is used by newer versions of SMB (after Windows 2000) on top of a TCP stack, allowing SMB to communicate over the Internet.

How do I enable port 80 (and 443)?

Enable port 80 (and 443) by changing the appropriate settings from N to a Y. They should look like: Change the server port in all providers installed on your network. The server port is set in the print-provider.conf file in the provider directory. The User Client tool is an add-on that resides on a user’s desktop.

What is port 445 used for in SMB?

It’s a transport layer protocol designed to use in Windows operating systems over a network. Port 445 is used by newer versions of SMB (after Windows 2000) on top of a TCP stack, allowing SMB to communicate over the Internet. This also means you can use IP addresses in order to use SMB like file sharing.