014.01.62.Ethernet-IP-ARP-NDP-IQs - EmbLogic https://www.emblogic.com/forum/categories/014-01-62-ethernet-ip-arp-ndp-iqs/feed.rss Thu, 16 Apr 26 23:23:58 +0530 014.01.62.Ethernet-IP-ARP-NDP-IQs - EmbLogic en-CA 5. Why does ARP only apply to machines on local subnets https://www.emblogic.com/forum/discussion/1301/5-why-does-arp-only-apply-to-machines-on-local-subnets Fri, 02 Feb 2024 16:12:04 +0530 pravjot 1301@/forum/discussions 014.01.62.5. Why does ARP only apply to machines on local subnets, and how does a host handle communication with destinations outside its subnet? Explain the role of ARP in reaching destinations beyond the local subnet.

This question examines the candidate's understanding of the scope of ARP and its limitations. It also evaluates their knowledge of how hosts handle communication beyond local subnets and the role ARP plays in that process.

]]> 4.explain the step-by-step process through which the MAC addresses get added to the cache https://www.emblogic.com/forum/discussion/1300/4-explain-the-step-by-step-process-through-which-the-mac-addresses-get-added-to-the-cache Fri, 02 Feb 2024 16:11:28 +0530 pravjot 1300@/forum/discussions 4. When a machine boots and its ARP cache is empty, explain the step-by-step process through which the MAC addresses get added to the cache when the machine wants to send a packet to another host with an unknown MAC address.
This question evaluates the candidate's grasp of the ARP process from an empty cache scenario and assesses their ability to describe the sequence of actions taken by the origin host to obtain the necessary MAC address information.
]]> 3.ARP cache ($ ip -4 neigh), what does each field represent https://www.emblogic.com/forum/discussion/1299/3-arp-cache-ip-4-neigh-what-does-each-field-represent Fri, 02 Feb 2024 16:11:00 +0530 pravjot 1299@/forum/discussions 3. In the given Linux command to view the ARP cache ($ ip -4 neigh), what does each field represent, and why is it important for a network administrator to monitor the status of entries such as "REACHABLE" and "STALE"?
This question tests the candidate's familiarity with the Linux command for ARP cache inspection and their ability to interpret the output. It also assesses their awareness of the importance of monitoring entry statuses for network maintenance.
]]> 014.01.62.2. How does the ARP cache facilitate efficient communication in a network https://www.emblogic.com/forum/discussion/1298/014-01-62-2-how-does-the-arp-cache-facilitate-efficient-communication-in-a-network Fri, 02 Feb 2024 16:10:01 +0530 pravjot 1298@/forum/discussions 014.01.62.2. How does the ARP cache facilitate efficient communication in a network, and why is it essential for the cache to be maintained by a host using Ethernet as its physical layer and IP as the network layer?
This question explores the candidate's understanding of the ARP cache's purpose and its significance in optimizing network performance. It also evaluates their knowledge of the relationship between Ethernet and IP layers in networking.
]]> 1.role of the Address Resolution Protocol (ARP) in the context of IP over Ethernet https://www.emblogic.com/forum/discussion/1297/1-role-of-the-address-resolution-protocol-arp-in-the-context-of-ip-over-ethernet Fri, 02 Feb 2024 16:08:32 +0530 pravjot 1297@/forum/discussions 014.01.62.1. Can you explain the role of the Address Resolution Protocol (ARP) in the context of IP over Ethernet and why it is necessary for the host to know the MAC address corresponding to the destination IP address when constructing an Ethernet frame for an IP packet?
This question assesses the candidate's understanding of ARP and its importance in the process of mapping IP addresses to MAC addresses in an Ethernet network. It also gauges their comprehension of the necessity for MAC addresses in the Ethernet frame construction.
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