What firewall ports does TeamViewer use?

What firewall ports does TeamViewer use? 


TeamViewer prefers to make outbound TCP and UDP connections over port 5938 – this is the primary port it uses, and TeamViewer performs best using this port. Your firewall should allow this at a minimum.

Can TeamViewer be blocked by firewall? 

If you wish to block all TeamViewer remote connections on your network this article is just for you. TeamViewer needs no special configuration or any firewall rules to allow it to connect to the internet. All you have to do is to download the .exe file from the TeamViewer website and execute it.

How do I allow TeamViewer through my firewall? 

In order for TeamViewer to work properly, access to all TeamViewer servers has to be possible. The easiest way to achieve this is to open port 5938 (TCP) for outbound connections to any IP address. You can also add *. teamviewer.com to the whitelist.

Does TeamViewer use 443? 

The ports used by TeamViewer are TCP 80, TCP 443 and TCP 5938.

What firewall ports does TeamViewer use? – Related Questions

What is the port 3389?

Port 3389 Details

Port is IANA registered for Microsoft WBT Server, used for Windows Remote Desktop and Remote Assistance connections (RDP – Remote Desktop Protocol). Also used by Windows Terminal Server.

Is port 80 A TCP?

However, Port 80 provides an HTTP connection under TCP protocol. This port provides an unencrypted connection between the web browser and the web servers, which leaves the sensitive user data exposed to cybercriminals and may lead to severe data misuse.

Is port 8080 and 80 the same?

Port 80 is the default port. It’s what gets used when no port is specified. 8080 is Tomcat’s default port so as not to interfere with any other web server that may be running. If you are going to run Tomcat as your web server, the port can be changed to 80 so that visitors do not need to specify it.

What 443 port is used for?

Port 443 is a virtual port that computers use to divert network traffic. Billions of people across the globe use it every single day. Any web search you make, your computer connects with a server that hosts that information and fetches it for you. This connection is made via a port – either HTTPS or HTTP port.

What port 80 is used for?

On a Web server or Hypertext Transfer Protocol daemon, port 80 is the port that the server “listens to” or expects to receive from a Web client, assuming that the default was taken when the server was configured or set up.

What port number is 21?

Port 21 controls the FTP session

The File Transfer Protocol provides a framework to transfer information between two networked computers, much like Hypertext Transfer Protocol does through a web browser. FTP, however, operates on two different Transmission Control Protocol ports: 20 and 21.

What is TCP 23?

Port 23 is typically used by the Telnet protocol. Telnet commonly provides remote access to a variety of communications systems. Telnet is also often used for remote maintenance of many networking communications devices including routers and switches.

What is a port 53?

DNS uses Port 53 which is nearly always open on systems, firewalls, and clients to transmit DNS queries. Rather than the more familiar Transmission Control Protocol (TCP) these queries use User Datagram Protocol (UDP) because of its low-latency, bandwidth and resource usage compared TCP-equivalent queries.

What is port 161 UDP?

161. udp. SNMP. Simple network management protocol (SNMP). Used by various devices and applications (including firewalls and routers) to communicate logging and management information with remote monitoring applications.

What are ports 67 and 68 used for?

UDP port number 67 is the destination port of a server, and UDP port number 68 is used by the client. DHCP operations fall into four phases: server discovery, IP lease offer, IP lease request, and IP lease acknowledgement. These stages are often abbreviated as DORA for discovery, offer, request, and acknowledgement.

What is port 554 RTSP?

Port used by Real Time Streaming Protocol (RTSP) for Microsoft Windows Media streaming services and QuickTime Streaming Server (QTSS). RTSP uses the following ports: 554 TCP – used for accepting incoming RTSP client connections and for delivering data packets to clients that are streaming by using RTSPT.

Is port 554 TCP or UDP?

Protocol dependencies

The well known TCP port for RTSP traffic is 554.

What is the port 8000?

Port 8000 Details. Commonly used as an alternate HTTP port. Some firewalls use it for HTTP web administration. Also commonly used for internet radio streams using Nicecast/Icecast/Shoutcast/Winamp audio streaming.

What is the use of port 5000?

Name: upnp-evnt
Purpose: Universal Plug N’ Play Event
Description: This TCP port is opened and used by Universal Plug N’ Play (UPnP) devices to accept incoming connections from other UPnP devices. UPnP devices connect to each other using TCP protocol over port 5000.
Related Ports: 1900

What ports do hackers use?

28 Most Commonly Hacked Ports
Port Number Protocol[s] Port Service
161 TCP, UDP SNMP [Simple Network Management Protocol]
512-514 TCP Barkley r-services and r-commands [e.g., rlogin, rsh, rexec]
1433 TCP, UDP Microsoft SQL Server [ms-sql-s]
Sep 20, 2021

What port is 4500?

Service Name and Transport Protocol Port Number Registry
Service Name Port Number Transport Protocol
ipsec-nat-t 4500 tcp
ipsec-nat-t 4500 udp
xpra 14500 tcp
14500 udp

What is the use of port 7000?

AirPlay will use TCP port 7000 for the RTSP protocol to gather information from the AirPlay server but these would only be on the local network between an AirPlay client and server, not going outbound to the another network or to the Internet. AirPlay service, for photo (jpegs) and video content.