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IT Atlas

Protocol

DHCPv6

IPv6 host configuration

Port 546 / 547UDPEncrypted: No

Record

Ports
546, 547
Transport
UDP
Encryption
No
Typical use
Managed IPv6 addressing

Security considerations

Enable RA Guard; unmanaged IPv6 can bypass IPv4 controls

Where this protocol is explained

IPv6

The 128 bit successor to IPv4, with vastly larger address space, mandatory multicast based neighbour discovery and no need for NAT.

Topics that use this protocol

DHCP

Dynamic Host Configuration Protocol automatically issues IP addresses and network configuration to clients as they join a network.

IPv6

The 128 bit successor to IPv4, with vastly larger address space, mandatory multicast based neighbour discovery and no need for NAT.

Other protocols over UDP

DHCPIPsec IKEIPsec NAT TNTPRADIUSSNMPWireGuard

In the knowledge graph

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Explore DHCPv6 in the knowledge graph