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What is The header of an IPv4 packet does not include fields required for?
The header of an IP packet does not include fields required for reliable data delivery. There are no acknowledgments of packet delivery. There is no error control for data.
Why is a packet header important?
aqs WD
What information is used at each hop to determine where the packet will be forward to?
ip packet header
What information is used at each hop to determine where the packet will be forwarded next?
ip packet header
In the IP Protocol What is the header overhead?
Internet Protocol, or IP, puts a header on every packet that it sounds out. This header is the overhead. All protocols, such as TCP or UDP, will put a header on the packet. The IP header contains information such as source IP address and destination IP address and is used by routers to figure out where to send the packet. ex. you send your friend a 1kb file, but it takes up 1.5kb of bandwidth due to overhead
What is the component of data link?
header, packet(data), and trailer
What in an IP packet header contains information that prevents a packet from continuously circulating around a network?
See time-to-live (TTL) packet
What data can an ip packet contain?
An IP packet can contain data about the format of the internet header and the abstract parameters such as the header checksum. The IP packets also provide an internet time stamp.
Firewall is a router that examines the header of every packet of data it receives to determine whether that type of packet is authorized to continue to its destination?
packet-filtering
What 3 parts of a data packet?
the answer is a Header,the a Payload, then last is the Trailer
Why are the source and destination port numbers at the beginning of the TCP header?
That is the way the standard designed the header. They could be placed anywhere as long as everyone understood where in the packet header it was placed.
Which IPv4 header field is responsible for defining the priority of the packet?
differentiated services
