Which of the following statements about LDP Label Retention - Free Way is true:
In the absence of a header, the Domain ID of each OSPF process running on the router and the process ID of the process
Be consistent and can be modified under the process through the domain-id command
From this figure, we can conclude that
In an operator's MPLSVPN network, there are two devices PE1 and PE2 for MPLSVPN data forwarding. PE1 receives a private network route of 172.16.1.0/24 from the client, and converts it to a VPNv4 route on PE1 and assigns a label of 1027 Released to PE2. The outgoing label of the MPLS LSR-ID of PE2 reaching PE1 is 1025o When a client on PE2 accesses 172.16.1.0/24, the frame sent by PE2, the inner and outer labels should be a combination of the following 6 options?