H3C S7500 Series Operation Manual page 233

Operation Manual – DLDP
H3C S7500 Series Ethernet Switches
Note:
Suppose the port works in the mandatory full duplex mode and the connection at both
ends of the link is normal. After DLDP is enabled, if the optical fiber in one end is not
connected, DLDP will report that the link is a unidirectional link.
1-16
Chapter 1 DLDP Configuration