D-Link DWS-4000 Series Cli Command Reference page 507

snmp-server enable traps linkmode
This command enables Link Up/Down traps for the entire switch. When enabled, link traps are sent only if the Link Trap flag
setting associated with the port is enabled. See "snmp trap link-status" on page 501.
Default enabled
Format
snmp-server enable traps linkmode
Mode Global Config
no snmp-server enable traps linkmode
This command disables Link Up/Down traps for the entire switch.
Format
no snmp-server enable traps linkmode
Mode Global Config
snmp-server enable traps multiusers
This command enables Multiple User traps. When the traps are enabled, a Multiple User Trap is sent when a user logs in to
the terminal interface (EIA 232 or Telnet) and there is an existing terminal interface session.
Default enabled
Format
snmp-server enable traps multiusers
Mode Global Config
no snmp-server enable traps multiusers
This command disables Multiple User traps.
Format
no snmp-server enable traps multiusers
Mode Global Config
snmp-server enable traps stpmode
This command enables the sending of new root traps and topology change notification traps.
Default enabled
Format
snmp-server enable traps stpmode
Mode Global Config
no snmp-server enable traps stpmode
This command disables the sending of new root traps and topology change notification traps.
Format
no snmp-server enable traps stpmode
Mode Global Config
SNMP Commands
499