When you run Resource Monitor on Windows 2008 R2, some TCP connections are grayed out and others are solid black. What does it mean if they are grayed out?
Refer to the link below
https://social.technet.microsoft.com/Forums/windowsserver/en-US/eb6d5598-674a-40f6-a9eb-9f298886b9ce/resource-monitor-tcp-connections
Gray entries are displayed only in the Resource Monitor window to indicate the TIME_WAIT status is complete and the port is completely empty. In short, this is just a useful cracker that gives you the opportunity to verify that yes, the port has completed the release process.