Which description about the LDP Session establishment process is correct? (multiple choice)
A. The two LSRs send Hello messages to each other. The Hello message carries the transport address, and the larger transport address is used as the initiator to initiate the TCP connection.
B. If the Transport Address is not carried in the Hello Message, then the destination IP address of the Hello Message is used to establish the TCP connection, and the larger destination IP address is used as the initiator to initiate the TCP connection.
C. The initiative side will send the Advertisement Message, to negotiate and establish the LDP session related parameters, including the LDP protocol version, label distribution mode, Keepalive hold timer value, maximum PDU length, and label space, etc.
D. If the passive side can accept the relevant parameters, then send the Initialization Message, while sending Keepalive message to the initiative side.
Answer:A
Which description about the LDP Session establishment process is correct? (multiple choice)
A. The two LSRs send Hello messages to each other. The Hello message carries the transport address, and the larger transport address is used as the initiator to initiate the TCP connection. B. If the Transport Address is not carried in the Hello Message, then the destination IP address of the Hello Message is used to establish the TCP connection, and the larger destination IP address is used as the initiator to initiate the TCP connection. C. The initiative side will send the Advertisement Message, to negotiate and establish the LDP session related parameters, including the LDP protocol version, label distribution mode, Keepalive hold timer value, maximum PDU length, and label space, etc. D. If the passive side can accept the relevant parameters, then send the Initialization Message, while sending Keepalive message to the initiative side.