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Why are the source and destination port numbers at the beginning of the TCP header?
Wiki User
∙ 14y ago
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.
Wiki User
∙ 14y ago
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Which header has the source and destination MAC address?
data link header
What header that has source of 13357 and destination port of 23?
It is a TCP Header
What header information does a router change?
the Layer 2 source and destination address
Which identifier is contained the header of the layer 2 Ethernet frame?
physical source and destination addressesphysical source and destination addresses
Which identifiers is contained in the header of the layer 2 ethernet frame?
physical source and destination addressesphysical source and destination addresses
What is the information contained in the Ip header?
The source and destination IP addresses
Which information is found in both the TCP and UDP header imformation?
The host and destination ports.
What is contained in the header of each segment or datagram?
Source and destination IP address
What can be indentified by examining the network layer header?
IP Source and IP Destination n
What can be identifies by examining the network layer header?
The source and destination IP address can be identified.
Which information is found in both the udp and the tcp header information?
source and destination port
What is tcpip header and trailer?
An Ethernet frame has a 14 byte header, a data section, and a 4 byte trailer 14 byte header consist of destination address, source address and type The trailer is for CRC (Cyclic redundancy Check) An Ethernet frame can contain an IP and TCP PDU. IP header most important parts consists of (Version,IHL, Total length,Protocol, source and destination address) In details (Version,Header length,Differentiated services field, total Length, Identification, Flags, fragment offset, Time to live, protocol, header checksum, source and destination address). TCP header most important parts consists of (Source port, Destination port and header Length) In details (Source Port, Destination Port, Sequence number, Acknowledgment number, Header length,Flags,Window and check sum). The details of the IP and TCP header have been taken from a Network protocol Analyzer Wireshark on my own pc.
