The DCN packets can be transported in the inband DCN only when the DCN access function is enabled for the ports at two ends of the link.
Procedure
- In the NE Explorer, select an NE and choose from the Function Tree.
- Click the Port Settings tab.
- Select different interface types, and set the corresponding attributes.
NOTE: Take the following precautions when enabling the DCN:
- When you configure an Ethernet service that exclusively uses a port, disable the DCN function of the port.
- When an E1 port accesses the CES and IMA services, disable the DCN function of the port.
- After you enable DCN for a port, the VLAN IDs of other services configured for the port cannot be the same as the VLAN IDs of DCN packets.
- Click Apply.
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