D-Link DGS-1510 User Manual - Page 158

DGS-1510 Series Gigabit Ethernet SmartPro Switch Web UI Reference Guide Parameter Interval Traps State Action Address Type Description Enter the interval in seconds that the device will transmit all the CTP (Configuration Test Protocol) packets to detect a loop-back event. The valid range is from 1 to 32767 seconds. The default setting is 10 seconds. Select to enable or disable the loopback detection trap state. Select the action that will be taken here. Options to choose from are: • Shutdown - Specifies that when a loop was detected, the port will be shut down (disabled) in the port-based mode. Traffic will be blocked on the specific VLAN in the VLANbased mode. • None - Specifies that when a loop was detected, the port will not be disabled in the port-based mode. Traffic will not be block on the specific VLAN in the VLAN-based mode. Only log and trap messages will be sent. Select the address type here. This is used to configure the destination address type in LBD packets for loopback detection. Options to choose from are: • Multicast - Specifies that only multicast LBD packet will be sent. The destination address is CF-00-00-00-00-00. • Broadcast - Specifies that only broadcast LBD packet will be sent. The destination address is FF-FF-FF-FF-FF-FF. Click the Apply button to accept the changes made. The fields that can be configured for Loopback Detection Port Settings are described below: Parameter Unit From Port / To Port State Description Select the switch unit that will be used for this configuration here. Select the appropriate port range used for the configuration here. Select this option to enable or disable the state of the port. Click the Apply button to accept the changes made. 147