Windows SMB v2/v3 Protocol

This page provides information on the Windows SMB v2/v3 Protocol detected by the Netify DPI engine. The protocol operates on TCP port 445, an officially registered port assigned by the IANA.

Protocol Description

The Server Message Block (SMB) protocol provides file and print services to systems on the network. This detection is for version 2 and 3 of the protocol.

Please see the protocol catalog page for information on other protocols detected by Netify DPI.

Protocol Details

ID
41
Full Name
Server Message Block Version 2 and 3
Abbreviation
SMBv2 / SMBv3
Category Tag
file-server
Category
File Server
Home Page
Windows SMB v2/v3
Introduced
Version 2.88

Protocol Ports - RFC

TCP 445
Microsoft-DS

Related Protocols

Review the File Server category suite below, or explore the complete protocol catalog.