Which of the following steps are used to implement automatic network migration during the upgrade from a legacy N7-5-2 network to an SDN network?

1. A. Gateway migration: Migrate north-south gateways from the legacy network to the new network.
2. B. Live network analysis: Review configurations on the N7-5-2 network.
3. C. Layer 2 interconnection: Interconnect the legacy and new networks at Layer 2.
4. D. Service migration: Migrate VMs or servers (in batches).

Correct Answer: ABCD

Which of the following options cannot be queried on the Product Details tab of the SCT?

1. A. View the integration service of products
2. B. View of the key features of products
3. C. View of the pictures of products
4. D. View the lifecycle of products

Correct Answer: A

What are the highlights of Huawei's WAN ISP solution? (Select all that Apply)

1. A. 99% satisfaction of customer requirements, easy to sell
2. B. BNG/CGN/SR/IPsec 4-in-1 design
3. C. Compact design (1U/2U), making use of small spaces
4. D. Energy-saving, reducing energy consumption by 30%

Correct Answer: ABCD

Huawei CloudEngine S12700E is the core switch for 10 Gbps campus networks. How many different switch models with varying numbers of service slots are available in the CloudEngine S12700E family?

1. A. 2
2. B. 5
3. C. 3
4. D. 4

Correct Answer: D

Which of the following technologies implements inter-device link aggregation, and can be used to build an active-active system to provide traffic load balancing and backup protection?

1. A. Eth-Trunk
2. B. Stack
3. C. M-LAG
4. D. LLDP

Correct Answer: C