D-Link DGS-1510-20 User Manual - Page 44

DGS-1510 Series Gigabit Ethernet SmartPro Switch Web UI Reference Guide SNMP Global State SNMP Response Broadcast Request SNMP UDP Port Trap Source Interface Select this option to enable or disable the SNMP feature. Select this option to enable or disable the server to response to broadcast SNMP GetRequest packets. Enter the SNMP UDP port number. Enter the interface whose IP address will be used as the source address for sending the SNMP trap packet. The fields that can be configured for Trap Settings are described below: Parameter Trap Global State SNMP Authentication Trap Port Link Up Port Link Down Coldstart Warmstart Description Select this option to enable or disable the sending of all or specific SNMP notifications. Tick this option to control the sending of SNMP authentication failure notifications. An authenticationFailuretrap is generated when the device receives an SNMP message that is not properly authenticated. The authentication method depends on the version of SNMP being used. For SNMPv1 or SNMPv2c, authentication failure occurs if packets are formed with an incorrect community string. For SNMPv3, authentication failure occurs if packets are formed with an incorrect SHA/MD5 authentication key. Tick this option to control the sending of port link up notifications. A linkup trap is generated when the device recognizes that one of the communication links has come up. Tick this option to control the sending of port link down notifications. A linkDown trap is generated when the device recognizes a failure in one of the communication links. Tick this option to control the sending of SNMP coldStart notifications. Tick this option to control the sending of SNMP warmStart notifications. Click the Apply button to accept the changes made. SNMP Linkchange Trap Settings This window is used to configure the SNMP link change trap settings. To view the following window, click Management > SNMP > SNMP Linkchange Trap Settings, as shown below: 36