Users stuck without a Npcap installation can use a TCPĬonnect scan without pinging ( -sT -Pn) as that uses Have worked around in Npcap, which is included in the Windows self-installer. Loopback IP such as 127.0.0.1 or any of its Generally scan your own machine from itself (using a When using Nmap without Npcap, you cannot Now Nmap must send lower-level ethernet frames Support was dropped when Microsoft removed raw TCP/IP socket support (such as PPP dialups) and certain VPN clients are not supported. Unless you use the -sT -Pn options, RAS connections Nmap only supports ethernet interfaces (including mostĨ02.11 wireless cards and many VPN clients) for raw packet scans.