Internet Connection Sharing (ICS) is a Windows service that enables one Internet -connected computer to share its Internet connection with other computers on a local area network (LAN).

About Internet Connection Sharing and Internet Connection [Internet Connection Firewall may be altered or unavailable in subsequent versions. Instead, use the Windows Firewall API.] With the Internet Connection Sharing and Internet Connection Firewall (ICS/ICF) API, you can allow applications to enable, disable, and configure these services. Note All users may read the configuration settings. Windows Firewall/Internet Connection Sharing (ICS) | Black This service was named Internet Connection Firewall/Internet Connection Sharing with Service Pack 1a. It is used to allow multiple computers on your network to access the internet via only one account. This service installs on the “modem” computer. It also provides a software firewall for the system. Internet firewalls can prevent browsing and file sharing

Windows Firewall/Internet Connection Sharing (ICS

Windows XP Services :: Internet Connection Firewall (ICF

Windows Firewall/Internet Connection Sharing (ICS) | Black

Apr 17, 2018 Firewall blocks ICS (Internet connection sharing) The network is established fine but has no internet connectivity (although Win7 Network and sharing center on the 2nd laptop says it has internet access) - applications can't reach internet. When I disable firewall on the 1st laptop everything works just fine, programms on the second have internet access.