Share some CCNA Routing and Switching 200-125 exam questions and answers below.
For what two purposes does the Ethernet protocol use physical addresses? (Choose two.)
A. to uniquely identify devices at Layer 2
B. to allow communication with devices on a different network
C. to differentiate a Layer 2 frame from a Layer 3 packet
D. to establish a priority system to determine which device gets to transmit first
E. to allow communication between different devices on the same network
F. to allow detection of a remote device when its physical address is unknown
Answer: A,E
During which phase of PPPoE is PPP authentication performed?
A. the PPP Session phase
B. Phase 2
C. the Active Discovery phase
D. the Authentication phase
E. Phase 1
Answer: A
Which technology supports the stateless assignment of IPv6 addresses (Choose two) ?
A. DNS
B. DHCPv6
C. DHCP
D. autoconfiguration
Answer: BD
Which layer 2 protocol encapsulation type supports synchronous and asynchronous circuis and has built-in security mechanisms?
A. Frame Relay
B. HDLC
C. x.25
D. PPP
Answer: D
Which two statements about IPv6 router advertisement messages are true? (Choose two.)
A. They use ICMPv6 type 134.
B. The advertised prefix length must be 64 bits.
C. The advertised prefix length must be 48 bits.
D. They are sourced from the configured IPv6 interface address.
E. Their destination is always the link-local address of the neighboring node.
Answer: AB
What are types of IPv6 static routes? (Choose Three.)
A. Recursive routes
B. Directly connected routes
C. Fully specified routes
D. Advertised routes
E. Virtual links
F. Redistributed routes
Answer: ABC
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Related article: http://h13-531.blogspot.com/2017/09/update-ccna-cisco-certified-network.html
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