Which of the following descriptions of MPLS header TTL are correct?
In the topology shown in the figure. Running the OSPFv3 protocol over the entire network does not produce what type of LSA on R1 without external route introduction?
When two devices with the same priority compete for the master role at the same time, the device on which the interface with the smaller IP address resides should be selected as the master device
Router RL runs the OSPF protocol and uses the display ip routing-tabe command to view the router RL's routing table , the following information about OSPF in the routing table is described correctly as ?