Which of the parameters in Hello messages exchanged between two OSPF neighbors must be the same to keep the adjacency alive in OSPF? (Choose four.)

• A.Interface MTU.
• B.Area ID.
• C.Authentication password.
• D.Hello interval.
• E.Dead interval.
• F.Router priority.

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Which of the following about the displayed IP filter is TRUE?

• A.TCP (protocol 6) traffic between addresses 1.2.3.0/24 and 2.3.4.0/24 is dropped.
• B.TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is dropped.
• C.TCP (protocol 6) traffic from source address 2.3.4.0/24 to destination address 1.2.3.0/24 is dropped.
• D.TCP (protocol 6) traffic from source address 1.2.3.0/24 to destination address 2.3.4.0/24 is forwarded.

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The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will be obtained with this mask?

• A.4 subnets, 64 hosts
• B.64 subnets, 4 hosts
• C.4 subnets, 62 hosts
• D.64 subnets, 2 hosts
• E.6 subnets, 30 hosts

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Which of the following statements is TRUE regarding a VPWS service?

• A.VPWS treats multicast traffic similar to unicast traffic.
• B.VPWS requires MAC learning in order to forward frames to the correct destination
• C.VPWS is a point-to-multipoint service.
• D.A Spanning Tree Protocol must be enabled when deploying a VPWS.

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The sequence numbers are used by TCP to ensure that the data receive is provided to the application in the correct order.

• A.TRUE
• B.FALSE

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