D-Link DGS-3630 Emulator 1 - Page 552
D-Link Unidirectional Link Detection DULD, Commands
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DGS-3630 Layer 3 Stackable Managed Switch CLI Reference Guide 36. D-Link Unidirectional Link Detection (DULD) Commands 36-1 duld enable This command is used to enable Ethernet OAM unidirectional link detection on the specified port. Use the no form of this command to disable the function. duld enable no duld enable Parameters None. Default By default, the DULD function is disabled. Command Mode Interface Configuration Mode. Command Default Level Level: 12. Usage Guideline D-Link's Unidirectional Link Detection is an extension for 802.3ah Ethernet OAM. It provides a mechanism to detect a unidirectional point-to-point Ethernet link without PHY support. OAM vendor specific messages are used in the detection. The detection process is started after OAM discovery was started but does not complete the negotiation in the configured discovery time. Example This example shows how to enable and then disable Ethernet OAM unidirectional link detection on port 1. Switch# configure terminal Switch(config)# interface eth1/0/1 Switch(config-if)# duld enable Switch(config-if)# no duld enable Switch(config-if)# 36-2 duld action This command is used to configure the Ethernet OAM unidirectional link detection action on the specified port. Use the no form of this command to revert to the default setting. duld action shutdown no duld action Parameters None. 547
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