Windows Networking Protocol
This page provides information on the Windows Networking Protocol detected by the Netify DPI engine. The protocol operates on 4 ports registered with the IANA. The port information is provided below.
Protocol Description
NetBIOS over TCP/IP is a naming service and session handler used by Windows networks. The protocol allows for computers on a small local network to communicate with each other.
Please see the protocol catalog page for information on other protocols detected by Netify DPI.
Protocol Details
- ID
- 10
- Full Name
- NetBIOS over TCP
- Abbreviation
- NBT
- Category Tag
- networking
- Category
- Networking
- Home Page
- Windows Networking
- Introduced
- Version 2.88
Protocol Ports - RFC
- TCP 137
- NETBIOS Name Service
- UDP 137
- NETBIOS Name Service
- UDP 138
- NETBIOS Datagram Service
- UDP 139
- NETBIOS Session Service
Related Protocols
Review the Networking category suite below, or explore the complete protocol catalog.