Qing technology is a technology to expand VLAN space. It can achieve the function of expanding Vian space by adding a layer of 8D2.1Q Tag on the basis of 8Q2.12 tag message. Which of the following statements about qinq is false?

A campus has deployed IPv6 for service testing. In the early stage of deployment, engineers wanted to achieve network interoperability through IPv6 static routes. When creating an IPv6 static route. You can specify both the outbound interface and the next hop, or only the outbound interface or only the next hop.

What is the purpose of configuring LSP fragmentation on an IS-IS device?

As shown in the figure, the network has caused a loop because STP is not enabled. Which of the following phenomena may be caused? (Multiple choice)

(Connection) The default MPLS label release method and label distribution control method of Huawei routers and label retention methods are respectively