Port 139 445 ivzhk

Sep 26, 2019

According to my understanding, SQL Server will use port 139 and port 445 when it is listening on Named Pipes. However, I have never seen port 445 being used. I want to know under what situation SQL Server will use port 445 instead of port 139 and vice versa. Thank you for any help. Port 139 and 445- SMB/Samba How to enumerate port 139/445 (SMB) By wikihak On Jul 15, 2019. 0. Share. Samba is a service that allows the user to share files with While ports 137-139 were known technically as "NBT over IP", port 445 is "SMB over IP". (SMB is known as "Samba" and stands for "Server Message Blocks".) Since Windows 2000, SMB runs, by default, with a thin layer, similar to the Session Message packet of NBT's Session Service, on top of TCP, using TCP port 445 rather than TCP port 139—a feature known as "direct host SMB". Windows Server 2003, and older NAS devices use SMB1/CIFS natively. SMB1/CIFS is an extremely chatty protocol, in that it

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How do you unblock ports 139 & 445 for SMB File Sharing

May 15, 2019 What is SMB Port and Port Number? Which Protocol Uses Port TCP port 139 is SMB over NETBIOS. NETBIOS is a transport layer protocol designed to use in Windows operating systems over the network. TCP 445 is SMB over IP. This is a newer version where SMB can be consumed normally over the IP networks. TCP 445 and 139 - Cisco Community Ports 139 & 445 are Windows ports. Port 139 NetBIOS. NetBIOS Session (TCP), Windows File and Printer Sharing . This is one of the most dangerous port on the Internet. All "File and Printer Sharing" on a Windows machine runs over this port. About 10% of all users on the Internet leave their hard disks exposed on this port. Port 445 SMB