Changed H12-222 Exam Questions

A MPLS packet contains the TTL field. On a network shown in the following figure, what are the TTL values in the MPLS packet and IP packet sent from SWB to SWC?

Which of the following command is used to configure Eth2/0/3 as a local observing port on a Huawei AR router?

On a carrier's MPLS VPN network, PE1 and PE2 transmit data packets between VPNs. After PE1 receives VPN route 172.16.1.0/24 from a client, it converts the route into a VPNv4 route and distributes label 1027 to the packet. After the packet arrives at PE2, PE2 distributes label 1025 to the packet. When a client on PE2 accesses this route, what are the outer and inner labels in the packet transmitted over the carrier network?

Single-packet attacks indicate that an attacker controls botnet hosts to send a large number of attack packets, causing link congestion on the attacked network and system resource exhaustion.