Dec 01, 2010

Port(s) Protocol Service Details Source; 137 : tcp,udp: netbios-ns: NetBIOS is a protocol used for File and Print Sharing under all current versions of Windows. So Microsoft grabbed a trio of three successive Internet ports 137, 138, and 139, to use for the transport of their existing NetBIOS protocol over IP-based LAN and WAN networks. The horrors of insecurity resulting from Microsoft's exposure of their NetBIOS protocol to the Internet are legendary. This is a list of TCP and UDP port numbers used by protocols of the Internet protocol suite for operation of network applications. The Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP) needed only one port for full-duplex, bidirectional traffic. Because protocol UDP port 137 was flagged as a virus (colored red) does not mean that a virus is using port 137, but that a Trojan or Virus has used this port in the past to communicate. UDP 137 – Disclaimer. We do our best to provide you with accurate information on PORT 137 and work hard to keep our database up to date. This is a free Astaro v8.03, Tons of packages blocked from my Computer 192.168.0.2 to the internal Lan 192.168.0.255 via the UDP 137. Port 137 is netbios.

By default, Kaspersky provides monitoring for various common ports used in general applications. For example, Port 80 (Http) is actively watched by Kaspersky to ensure normal network traffic, and to monitor any suspicious activity. In rare cases, you may want to add a specific port to Kaspersky to allow access for that connection.

Nov 28, 2018 outbound port 137 from my computer to websites - Ars May 23, 2002 What is the sequence of Windows RPC ports 135, 137, 139

May 23, 2002

I imagine someone is port scanning looking for vulnerabilities maybe with netgear routers, the logs are packed with so called attacks. I'm not having any loss of internet and you should check your logs to see if that was a coincendence rather than being knocked off by a DoS attack. Jun 05, 2006 · Ports 137-139 are NetBios ports which are used for file and printer sharing across a LAN. So if you are behind a router, trust your network, and need to share files or printers, then they should be open. However, these ports are exploited by several malwares, and also if open can allow a cracker access to your pc and files Aug 02, 2003 · Jooske and Dolf have described the two exact methods I've used in the past to suppress all those incoming UDP port 137 packets. For a while I used a free port listener (PortPeeker (link)) which I set to monitor all incoming UDP port 137 packets. That allowed me, if I wanted, to take a quick look to see if I was getting a large or small number