Switch stacking supports more than two devices, and multiple switches can be formed into a logical device through stacking.

• A.False
• B.True

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What are the two stages of the PPPoE session establishment process? (Multiple choice)

• A.DHCP stage
• B.PPP connecting stage
• C.Discovery stage
• D.PPPoE Session phase

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Which kind of NAT can convert multiple private network addresses into one public network address to access the public network at the same time? (Multiple choice)

• A.Dynamic NAT
• B.Static NAT
• C.NAPT
• D.Easy IP

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What advantages does the OSPF protocol have? (Multiple choice)

• A.OSPF supports load balancing for equal-cost routes
• B.OSPF supports packet authentication
• C.Division of Support Regions
• D.OSPF supports typeless inter-domain routing (CIDR)

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The configuration information of a certain port of the switch is as follows. When this port sends a data frame carrying which VLAN TAG, should the VLAN TAG be stripped?
#
Interface GigabitEthernet0/0/1
port link-type trunk
port trunk pvid vlan 10
port trunk allow-pass vlan 10 20 30 40
#

• A.30
• B.10
• C.20
• D.40

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