Windows SMB v2/v3 Protocol

Detection Information

The following page provides information on the Windows SMB v2/v3 Protocol.

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.

Full Name

Server Message Block Version 2 and 3

Abbreviation

SMBv2 / SMBv3

Introduced

Version 2.88

Port Statistics

IP Protocol	Flow Percent
TCP 445	100%

Port Reference - RFC

TCP 445 - Microsoft-DS

External Resources

Windows SMB v2/v3 - Protocol Information

Protocol Detection

Do you know how much Windows SMB v2/v3 traffic flows through your network? Netify's protocol detection engine and reporting provides insights to help manage your network.

What gets measured, gets managed.

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Related Protocols

A list of related protocols is below. List of all protocols.

Category	Name	Tag
File Server	FTP Control	ftp-control	Details
File Server	FTP Data	ftp-data	Details
File Server	Windows SMB v1	smb	Details
File Server	FTPS Control	ftps-control	Details
File Server	Apple File Services	afp	Details
File Server	TFTP	tftp	Details
File Server	FTPS Data	ftps-data	Details
File Server	Rsync	rsync	Details
File Server	NFS	nfs	Details

Integration and Custom Solutions

Do you have any questions about integration, APIs or custom development?

Windows SMB v2/v3