I have a PC running Windows 10 and a Mac running macOS 10.12.4 both connected to a common home WiFi network.
Mac network settings
Firewall: disabled, IP: 192.168.1.18, Subnet: 255.255.255.0
Windows network settings
Firewall: disabled, IP: 192.168.1.14, Subnet: 255.255.255.0
- Mac->Mac (other) = success
- Mac->PC = success
- PC->PC = success
- PC->Mac = fail
tcpdump via Terminal on the Mac it is showing that the computer is receiving the ping, but the PC is not receiving a reply.