Discussion
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- Question
What is the 127.0.0.1 address used for?
- Correct Answer
- Loop back or diagnostics
- 1. Which of the following allows a router to respond to an ARP request that is intended for a remote host?
Options- A. Gateway DP
- B. Reverse ARP (RARP)
- C. Proxy ARP
- D. Inverse ARP (IARP) Discuss
- 2. What is the address range of a Class B network address in binary?
Options- A. 01xxxxxx
- B. 0xxxxxxx
- C. 10xxxxxx
- D. 110xxxxx Discuss
- 3. How does DHCP client ensure that no other computer has its assigned IP address?
Options- A. Acknowledge receipt of a TCP segment
- B. Ping to its own address to see if a response is detected
- C. Broadcast a Proxy ARP
- D. Broadcast a gratuitous ARP Discuss
- 4. Identify the fields in the Data Link portion of an Ethernet frame? Discuss
- 5. In practical IPv6 application, The encapsulation of IPv6 packets inside IPv4 packets is called what? A. tunneling B. hashing C. routing D. NAT Discuss
- 6. What is the Classs A Private IP address space? Discuss
- 7. What is the Class B private IP address space? Discuss
- 8. What is the Class C private IP address space? Discuss
- 9. Describe the functions of DNS and DHCP in the network? Discuss
- 10. Which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?
Options- A. /28
- B. /29
- C. /30
- D. /31 Discuss
CISCO Certification problems
Search Results
Correct Answer: Proxy ARP
Explanation:
Proxy ARP can help machines on a subnet reach remote subnets without configuring routing or a default gateway.
Correct Answer: 10xxxxxx
Explanation:
The range of a Class B network address is 128 - 191. This makes our binary range 10xxxxxx.
Correct Answer: Broadcast a gratuitous ARP
Explanation:
To stop possible address conflicts , a DHCP client will use gratuitous ARP (broadcast an ARP request for its own IP address) to see if another host responds.
Correct Answer: The fields in the Data Link portion of a frame include the Preamble, Start Frame Delimiter, Destination MAC address, Source MAC address, Length or Type, Data, and Frame Check Sequence
Correct Answer: : A Explanation: Remember, most network is still build on IPv4 structure and IPv4 is not going away in a hurry? one of the many techniques used to migrate to IPv6 is Tunneling Tunneling is a method that a network built on IPv4 structure can be configured to traffic IPv6 packet simultaneously
Correct Answer: 10000 through 10255255255
Correct Answer: 1721600 through 17231255255
Correct Answer: 19216800 through 192168255255
Correct Answer: Dynamic Host Configuration protocol (DHCP) provides network configuration information (including IP address) to hosts, eliminating the need to perform the configurations manually Domain Name Service (DNS)resolves hostnames - both internet names such as wwwroutersimcom and device names such as workstation 2 to IP addresses, eliminating the need to know the IP address of a device for connection purposes
Correct Answer: /30
Explanation:
A point-to-point link uses only two hosts. A/30, or 255.255.255.252, mask provides two hosts per subnet.
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