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token (DHCP Local Server)


Hierarchy Level


Configure a plain-text token for all DHCP clients or only the DHCP clients serviced by the specified group of interfaces. The token enables rudimentary entity authentication to protect against inadvertently instantiated DHCP servers. A null token (empty string) indicates that the configuration token functionality is not enabled. A group configuration takes precedence over a DHCP local server configuration. For more information about tokens, see RFC 3118, Authentication for DHCP Messages, section 4.


token-value—Plain-text alphanumeric string.

  • Default: null (empty string)

Required Privilege Level

system—To view this statement in the configuration.

system-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 10.0.

Support at the [edit ... dhcpv6 ...] hierarchy levels introduced in Junos OS Release 10.4.