847
DHCP Failover 2
Medium RiskTCP — System & Infrastructure
Port Overview
Port Number
847
Service Name
DHCP Failover 2
Transport Protocol
TCP
Category
System & Infrastructure
Security Risk
Medium
Port Range
Well-Known (0-1023)
What is Port 847?
DHCP Failover Protocol secondary port, used alongside port 647 in some DHCP failover implementations for lease state synchronization.
TCP
System & Infrastructure
Security Considerations
Port 847 (DHCP Failover 2) is classified as medium risk. While this service is commonly exposed, consider using encrypted alternatives where available.
Recommendation: Keep the service updated. Monitor logs for unusual activity.