This can be accomplished in both Windows command prompt and Linux variants using the 'netstat -aon' command. When troubleshooting unknown open ports, it is useful to find exactly what services/processes are listening to them. UDP is often used with time-sensitive applications, such as audio/video streaming and realtime gaming, where dropping some packets is preferable to waiting for delayed data. Like TCP, UDP is used in combination with IP (the Internet Protocol) and facilitates the transmission of datagrams from one computer to applications on another computer, but unlike TCP, UDP is connectionless and does not guarantee reliable communication it's up to the application that received the message to process any errors and verify correct delivery. Guaranteed communication/delivery is the key difference between TCP and UDP. TCP guarantees delivery of data and that packets will be delivered in the same order in which they were sent. TCP enables two hosts to establish a connection and exchange streams of data. TCP ports use the Transmission Control Protocol, the most commonly used protocol on the Internet and any TCP/IP network.
IANA is responsible for internet protocol resources, including the registration of commonly used port numbers for well-known internet services. Ports are unsigned 16-bit integers (0-65535) that identify a specific process, or network service. Port numbers in computer networking represent communication endpoints. You need at least two servers to run an Iperf3 test – a source and a destination server. Iperf measures both TCP and UDP bandwidth performance. The tool can effectively measure the maximum server bandwidth of your uplink. Iperf is a point-to-point network tool for active measurements of throughput between two servers in both directions. Iperf measures the maximum network throughput a server can handle and reports the results back to you. Iperf is a command line-only tool that is used to diagnose network speed issues. But the result of Speedtest ® may be affected by the ISP and network delay, so we recommend you use Iperf tool to test. Usually, people may want to use Speedtest ® to measure the speed of the router when they encounter the problem that device which connected behind the router has a slower rate or its speed is much slower than the ISP bandwidth. This is usually due to the link layer compressing data. If you want to test how your network performs with compressed / uncompressed streams, just create representative streams and use the -F option to test it. Sockets de Troie (A French Trojan Horse and virus) FUID requires this port only for local connections through the loopback interface. To prevent the vulnerability on FUID versions 1.2 and below, apply local firewall rules on the FUID server to disable all external access to port TCP/5001.
To fix this vulnerability, upgrade to FUID version 1.3 or higher.
Successful exploitation of this vulnerability may lead to remote code execution. References:, įorcepoint User ID (FUID) server versions up to 1.2 have a remote arbitrary file upload vulnerability on TCP port 5001. An attacker must be authenticated to exploit this issue to access sensitive information to aid in subsequent attacks. 1, the Management Console typically listens to port 5001 and is prone to a directory traversal attack: '/api/RecordingList/DownloadRecord?file=' and '/api/SupportInfo?file=' are the vulnerable parameters. NOTE: the vendor disputes that this is a vulnerability, stating it is 'already mitigated by the internal firewall that limits access to configuration services to localhost.' If this service is supplied with raw serialised Java objects, it deserialises them back into Java objects in memory, giving rise to a remote code execution vulnerability. Xen Mobile through 10.8.0 includes a service listening on port 5001 within its firewall that accepts unauthenticated input. Unspecified vulnerability in HP LoadRunner 9.52 allows remote attackers to execute arbitrary code via network traffic to TCP port 5001 or 5002, related to the HttpTunnel feature. Ipdsserver.exe in Intermate WinIPDS 3.3 G52-33-021 allows remote attackers to cause a denial of service (CPU consumption) via short packets on TCP port 5001 with the 3, 5, 7, 13, 14, or 15 packet types. Secured Management Console, File Station (TCP/UDP), Audio Station (TCP/UDP)īack Door setup trojan, Sockets des Troie trojan
Yahoo Messenger Chat, Evertech (TCP/UDP), SlingBox (TCP/UDP), commplex-link, Iperf (Tool for measuring TCP and UDP bandwidth performance) (TCP/UDP), Synology Inc. Known port assignments and vulnerabilities Port(s)