Routers
subnet mask destination IP address
There are two address fields. Source is the IP address the packet came from and destination is the IP address the packet is meant to be delivered to.
The Destination Address (Layer 2 or Layer 3)
in general the router uses the network address to compare to the routing table. Specifically, on the internet, the Router looks up the destination IP address in the router table to determine where to route the packet.
Your dum to not no the answer.
DHCP
subnet mask destination IP address
the address Class
No, it is not. A destination IP address may be any address, usually on a completely different network. The default gateway address is used to determine where to send packets that need to be routed outside of the current local area network.
to initiate a ping to determine if a destination address is reachable
network portion of ip address
network portion of ip address
The destination address field in a frame refers to the physical (or MAC) address of the destination node.
172.16.0.0
In a Reverse Address Resolution Protocol (RARP) request, the destination MAC address is typically set to the broadcast address (FF:FF:FF:FF:FF:FF). This allows the RARP request to be sent to all devices on the local network segment, ensuring that the RARP server, which is responsible for resolving the MAC address to an IP address, can receive the request from any client that needs to determine its IP address.
Final Destination Address
Destination address