Created on 01-04-2018 05:13 AM Edited on 09-19-2023 05:49 AM By Anthony_E
Description
The Fortinet Single Sign-On (FSSO) Collector Agent service, which facilitates communication between the network's domain controllers and FortiGate devices, can sometimes face issues post-installation.
Even if correctly installed with the required Domain Admin privileges, the service might not run. A common reason for this is a TCP port conflict on Windows servers.
Certain third-party applications or built-in Windows services might be utilizing TCP port 8000, which is the default port for the FSSO Collector Agent. This overlapping usage can prevent the FSSO Collector Agent from starting up and can produce the following error messages in its log files:
1. 'Failed to bind socket to port 8000'
In computer networking, a socket refers to an endpoint for sending or receiving data across a computer network. The process of 'binding' a socket usually means associating it with a specific IP address and port number so that it can listen for incoming connections or data on that port.
When the message 'Failed to bind a socket to port 8000' appears, it generally means that the application or service trying to use port 8000 was unable to reserve or 'bind' to that port.
There could be a few reasons for this:
This message typically follows the first error. A 'server socket' refers to a socket that's set up to listen for incoming connections.
Before an application can accept incoming network connections, it must first create this listening socket.
If it fails to bind to a specific port (as indicated by the first error), it won't be able to create this server socket.
In simpler terms, the application first tried to reserve port 8000 for its use and failed. Because it could not reserve the port, it also could not set up a listening point (server socket) for incoming connections on that port.
In the context of the FSSO Collector Agent:
The FSSO Collector Agent wants to establish a server socket on port 8000 to listen for incoming connections, possibly from a FortiGate or other network entities. But because something else is already using port 8000, or due to some other restriction, the Collector Agent cannot bind to the port and, consequently, cannot create its listening socket.
Solution
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