Why do we need MAC addresses when you have local IP addresses
Feb 20, 2021 · The packet doesn't specify a destination MAC address. It specifies a destination IP. The router will refer to its ARP table and send the packet to whichever MAC address is …
How are MAC addresses used in routing packets? - Stack Overflow
May 29, 2014 · The source MAC address is the MAC address of the sender's NIC. The destination MAC address is determined based on the routing process. If the destination IP …
ELI5: Why do we need MAC address if we dont use it outside of ... - Reddit
Mar 18, 2022 · If a network adapter is receiving a packet, it is comparing the packet’s destination MAC address to the adapter’s own MAC address. If the addresses match, the packet is …
Why not use MAC addresses instead of Local IPs?
Jun 27, 2014 · Your MAC address is your physical house. The blue one 4 house from the corner, with the big oak tree. When someone is sending you a letter conventionally, the mail is routed …
Why do we need MAC Address if we can uniquely identify each …
A switch will look at the source MAC address to build its MAC address table, and it will look at the destination MAC address, look it up in its MAC address table, and deliver the frame to the …
Why MAC addresses still exist when we have IP addresses?
Jan 10, 2024 · The IP header of a packet leaving the source destined to an IP will always maintain the source IP and destination IP. When encapsulated, the Ethernet header contains your …
Understanding Router Options: Source MAC Address and Destination MAC …
Oct 25, 2024 · When a router receives a data packet, it checks the Destination MAC Address to determine whether the packet should be forwarded to the intended device or not. If the …
How are MAC/IP addresses used in routing
The MAC addresses are used in the layer 2 of the frame, and the layer 2 define the local network. So, the destination MAC address is the address of your gateway if the final target is not on the …
Ethernet frames: what are the source and destination MAC …
Source MAC = A. Destination MAC = C. Why: When A needs to send data to another host it first determines whether or not the detination host is on the local network. Upon determining that …
Why both MAC and IP Address on a packet? - Stack Overflow
Jan 18, 2016 · IP doesn't need MAC addresses. IP can run on many layer-2 protocols, some of which don't use MAC addresses. Within an ethernet network (LAN), you most certainly need …
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