DHCP/0/ND_SERVER_DETECT

Message

DHCP/0/ND_SERVER_DETECT: AN UNTRUSTED ND SERVER IS FOUND. (SERVER INFO : IP Address=[STRING], MAC Address=[STRING], Interface Name=[STRING], Prefix=[STRING], Prefix len=[ULONG], VLAN=[ULONG])

Description

The ND server information is recorded.

Parameters

Parameter Name	Parameter Meaning
IP Address	IP address of the server.
MAC Address	MAC address of the server.
Interface Name	Interface name.
Prefix	Prefix name.
Prefix len	Prefix length.
VLAN	VLAN ID.

Possible Causes

The non-trusted interface receives RA messages from a new server on a network where ND snooping is enabled.

Procedure

Check the network and search for the unauthorized server according to the server IP address.
Deal with the unauthorized server based on requirements. For example, disconnect it from the network or configure a corresponding attack defense policy.