The G0/0/1 interface configuration information of router A is shown in the figure. Which of the following statements is correct? (Multiple choice)

The switch GO/0/1 port configuration information is shown in the figure. Which VLAN data frame does the switch forward without VLAN TAG?
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interface GigabitEtherneto/o/1
port link-type trunk
port trunk pvid vlan 10
port trunk allow-pass vlan 10 20 304o
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Which of the following fields does the MPLS header include? (Multiple choice)

The load sharing mode at both ends of the Eth-Trunk can be inconsistent.

Regarding the IPv6 address 2031:0000:720C:0000:0000:09E0:839A:130B, which of the following abbreviations is correct?