H3C S12500X-AF Series Configuration Examples

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The Device Link Detection Protocol (DLDP) was developed by HP to detect the status of fiber links or twisted-pair links. When DLDP detects unidirectional links, it can automatically shut down the faulty port to avoid network problems. Alternatively, a user can manually shut down the faulty po ...

Software versions used This configuration example was created and verified on R3203. Procedures 1. Configure Device A: # Enable DLDP globally. system-view [DeviceA] dldp global enable # Configure HundredGigE 1/0/1 and HundredGigE 1/0/2 to operate in full duplex mode at 100000 Mbps, and enable DLDP on the interfaces. [Devi ...

DLDP unidirectional-shutdown mode: Auto DLDP delaydown-timer value: 1s Number of enabled ports: 2 Interface HundredGigE1/0/1 DLDP port state: Bidirectional DLDP port unidirectional-shutdown mode: None DLDP initial-unidirectional-delay: 100s Number of the port’s neighbors: 1 Neighbor MAC address: 0023-8956-36 ...

HundredGigE1/0/2 changed to down. %Jul 11 17:40:31:678 2019 DeviceA IFNET/5/LINK_UPDOWN: Line protocol state on the interface HundredGigE1/0/2 changed to down. %Jul 11 17:40:38:544 2019 DeviceA IFNET/3/PHY_UPDOWN: Physical state on the interface HundredGigE1/0/1 changed t ...

0 unicasts, 0 broadcasts, 16962 multicasts, 0 pauses Output: 0 output errors, - underruns, - buffer failures 0 aborts, 0 deferred, 0 collisions, 0 late collisions 0 lost carrier, - no carrier The output shows that the physical status of HundredGigE 1/0/1 is up, but DLDP automatically s ...

confirmed on interface HundredGigE1/0/2. The neighbor's system MAC is 0023-8956-3600, and the port index is 2. %Jul 11 17:43:02:362 2019 DeviceA DLDP/6/DLDP_LINK_BIDIRECTIONAL: DLDP detected a bidirectional link on interface HundredGigE1/0/2. %Jul 11 17:43:02:368 2019 DeviceA ...

Software versions used This configuration example was created and verified on R3203. Procedures 1. Configure Device A: # Enable DLDP globally. system-view [DeviceA] dldp global enable # Configure HundredGigE 1/0/1 and HundredGigE 1/0/2 to operate in full duplex mode at 100000 Mbps, and enable DLDP on the interfaces. [Devi ...

DLDP unidirectional-shutdown mode: Manual DLDP delaydown-timer value: 1s Number of enabled ports: 2 Interface HundredGigE1/0/1 DLDP port state: Bidirectional DLDP port unidirectional-shutdown mode: None DLDP initial-unidirectional-delay: 100s Number of the port’s neighbors: 1 Neighbor MAC address: 0023-8956- ...