← Port Encyclopedia
427

SLP

TCP/UDP
Network Medium Risk
Service Location Protocol — service discovery, can leak internal services

🔍 How to Scan Port 427

nmap -sV -p 427 target
nmap -sV -sC --script=banner -p 427 target
nc -zv target 427

🛡️ Security Considerations

  • Scan port 427 with nmap -sV to identify the exact service and version
  • If SLP is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit slp to find known exploits
  • Monitor traffic on port 427 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related Network Ports

Port 67
DHCP-Server
Port 68
DHCP-Client
Port 161
SNMP
Port 162
SNMP-Trap
Port 179
BGP
Port 199
SMUX
Port 201
AppleTalk
Port 264
BGMP
Port 520
RIP
Port 521
RIPng
Port 524
NCP
Port 646
LDP

📍 Nearby Ports

Port 422
Port-422
Port 423
Port-423
Port 424
Port-424
Port 425
Port-425
Port 426
Port-426
Port 428
Port-428
Port 429
Port-429
Port 430
Port-430
Port 431
Port-431
Port 432
Port-432
📚 Learn Network Scanning — Free Course
Found this useful? Share it.
Keep going
Free coursesStructured, day-by-day tracks Free hacking labsPractice in your browser, no setup Attack SimulatorHands-on challenges in your browser
Make it count. Join free to earn XP for what you read and solve, keep a streak, and track your progress.
Join free