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  • Port 137 (tcp udp) :: SpeedGuide
    SG Ports Services and Protocols - Port 137 tcp udp information, official and unofficial assignments, known security risks, trojans and applications use
  • What is NetBIOS? Does Windows need its ports 137 and 138 open?
    NetBT uses the following TCP and UDP ports: UDP port 137 (name services) UDP port 138 (datagram services) TCP port 139 (session services) NetBIOS over TCP IP is specified by RFC 1001 and RFC 1002 The Netbt sys driver is a kernel -mode component that supports the TDI interface
  • What is Port 137? (Exploring Its Role in Networking) - LaptopJudge
    Port 137, specifically used for NetBIOS Name Service (NBNS), is a critical player in allowing devices on a local network to “find” each other It’s like the network’s address book, helping computers identify and communicate with each other using names instead of just IP addresses
  • What is Port 137? - CBT Nuggets
    Port 137 is the default port used for NetBIOS Name Service (NBNS) The core protocol is NetBIOS (Network Basic Input Output System), which is an older networking protocol that allows devices on a network to communicate with each other
  • Port 137 | TCP UDP Ports
    Port 137 is primarily used for NetBIOS Name Service, which is a protocol used for name registration and resolution in a Windows-based network It allows computers to communicate with each other using names instead of IP addresses
  • PORT 137: What Is It and What Is It Used For? - portnumbers. info
    What is Port 137? Port number 137 is utilized by the NetBIOS Name Service (NBNS), a protocol that plays a crucial role in local area networks by facilitating name resolution for network devices
  • Port 137 TCP UDP | What Is It Used For - Ports Master
    Port 137, a TCP UDP port, is associated with the NetBIOS Name Service, a crucial component of the NetBIOS protocol suite used in Windows networking
  • Why is udp port 137 being used during a remote desktop session?
    I'm currently seeing a lot of messages on my firewall stating that udp port 137 is being blocked I suspect that when I use remote desktop to a remote system, that remote systems attempts to connect back to me via udp port 137 If this is true, why? Is this required or can I change this behavior?




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