Broadcom iLine10 PCI Network Adapter Proxy Protocol Driver, also referred to as BCM42RLY, is the service name of the process bcm42rly.sys, which is a driver file, and a component of the program Broadcom iLine10 PCI Network Adapter, which is created by Broadcom Corporation. Broadcom iLine10 PCI Network Adapter is installed onto the computer, and all of its components, which include bcm42rly.sys, are also downloaded. Yet, the file bcm42rly.sys is not just a part bundled within the software product, but a driver file that is responsible to download other programs or processes, which may be related to the program itself. Furthermore, this file has a digital signature (VeriSign Time Stamping Services Signer - G2), by the same company, Broadcom Corporation. Although it may not be a core component, bcm42rly.sys is still an essential file, and must not be terminated or stopped, but kept running in the background, or else it disables its task and may affect the overall functionality of the software.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. bcm42rly.sys. is used by Broadcom iLine10 PCI Network Adapter, If you shut down bcm42rly.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop bcm42rly.sys, permanently you need to uninstall the application that runs this process which in this case is Broadcom iLine10 PCI Network Adapter, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed bcm42rly.sys

A process usually a part of an installed application such as Broadcom iLine10 PCI Network Adapter, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if bcm42rly.sys. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that bcm42rly.sys, belongs to, in this case Broadcom iLine10 PCI Network Adapter