Service version detection

Probe open ports to determine service/version info

nmap -sV 192.168.1.1
tool
nmap15 commands
tags
nmapnetworkversion

More nmap commands

  • OS detection
    nmap -O 192.168.1.1

    Enable OS detection (requires root)

  • Aggressive scan
    nmap -A 192.168.1.1

    Enables OS detection, version detection, script scanning, and traceroute

  • Scan a subnet
    nmap 192.168.1.0/24

    Scan all hosts in a /24 subnet

  • Ping scan (host discovery)
    nmap -sn 192.168.1.0/24

    Discover live hosts without port scan

  • Scan specific ports
    nmap -p 22,80,443,8080 192.168.1.1

    Scan only specified ports

all 15 nmap commands