Why is the TCP port 6666 and port 7777 open in the LTE router? (2024)

FAQs

Why is the TCP port 6666 and port 7777 open in the LTE router? ›

Port 7777/tcp can be used by: iChat server file transfer proxy or Oracle Cluster File System 2 or even games (Ultima Online, Active Worlds). Same for 6666 - this one is often used for relay chat, but can indeed be used by a lot of malware too. So it's not the port itself that is the problem (or it's current state).

An open port refers to a TCP or UDP port number that is actively accepting packets. In other words, behind it is a system that is receiving communication. A closed port, on the other hand, rejects or ignores packets. Some ports are reserved for specific protocols and are therefore required to be open.

The router is using port 80 for its HTTP management page as well as the firewall blocking page. Below are the configuration required for turning off TCP port 80 for the router.

The mobile port number or SIM port number is 1900, which is used to port a sim from one operator to another operator.

What security risks do open ports pose? Open ports by themselves do not pose security risks. However, it depends on the port configuration and protection. If ports are not properly configured, hackers can potentially access your computer or network, exploit software vulnerabilities, and gain control of the system.

HTTP and HTTPS (Ports 80, 443, 8080, and 8443): These hotly-targeted ports are used for HTTP and HTTPS protocols and are vulnerable to attacks such as cross-site scripting, SQL injections, cross-site request forgeries, and DDoS attacks.

What uses port 666? ›

Port 666 is officially registered to Doom | Hacker News.

Web Services Dynamic Discovery (WS-Discovery) is a technical specification that defines a multicast discovery protocol to locate services on a local network. It operates over TCP and UDP port 3702 and uses IP multicast address 239.255.

WSDAPI uses TCP port 5357 for HTTP traffic and TCP port 5358 for HTTPS traffic by default. These ports are reserved for lower privilege processes through a URL reservation in HTTP. sys, and are also reserved with IANA.

There are two primary methods for closing network ports: (1) Disabling the service or (2) Firewalling the service.

Disabling ports using Port-based VLANs

Go to Network -> VLAN -> Port based. Choose the desired ports and select the "Off" option.

Open port vulnerabilities pose a significant security risk to your organization. If left exposed, ports are a gateway for hackers to breach your network and steal your data.