Computer Networking A Top-Down Approach Featuring the Internet phần 5 potx

... n%2 0Approach% 2 0Featuring% 2 0the% 2 0Internet/ preface.htm (1 of 4)20 /11 /2004 15 : 51: 35 Instructor Overheads: Computer Networking: A Top Down Approach Featuring the Internet Computer Networking A Top-Down Approach Featuring ... and the Internet ● chapter 1a. ppt (Part 1, powerpoint format, 1. 178M, last update: 21- Dec-99)) ● chapter1b.ppt (Part 2, po...

Ngày tải lên: 14/08/2014, 13:21

... proach %2 0Featuring% 2 0the% 2 0Internet/ protocol_stacks.htm (6 of 7 )20 /11 /20 04 15:51:44 ATMover (AAL), the ATM Layer, and the ATM Physical Layer: ATM Adaptation Layer (AAL) ATM Layer ATM Physical Layer ... data data data data data ). The file:///D|/Downloads/Livros/computaỗóo /Computer% 20 Net Down %2 0Approach% 2 0Featuring% 2 0the% 2 0Internet/ http.htm (5 of...

Ngày tải lên: 14/08/2014, 13:21

... is almost identical to TCPServer.java. As with TCPServer.java, we import the java.io and java.net packages. In addition to these two packages we also import the java.util package, which contains ... of the data. These retransmissions are completely transparent to the application programs. The DNS lookup is also transparent to the application programs. To test the program pair...

Ngày tải lên: 14/08/2014, 13:21

... msec. Assuming for simplicity that ACK packets are the same size as data packets and that the receiver can begin sending an ACK packet as soon as the last bit of a data packet is received, the last ... integrity of the data in the datagrams. With IP service, datagrams can overflow router buffers and never reach their destination, datagrams can arrive out of order, and bits in...

Ngày tải lên: 14/08/2014, 13:21

... retransmit the data in the original datagram. Fragmentation and reassembly puts an additional burden on Internet routers (the additional effort to create fragments out of a datagram) and on the ... from the transport layer, it encapsulates the segment within an IP datagram, writes the destination address of the host (as well as other fields) on the datagram, and drops...

Ngày tải lên: 14/08/2014, 13:21

... carried as the payload of an IP unicast datagram - a complete multicast IP dagram inside of a unicast IP datagram! The unicast datagram is then addressed to the unicast address of router B and ... When the unicast datagram arrives at B, B then extracts the multicast datagram. B may then forward the multicast datagram on to one of its attached hosts, forward the packet to...

Ngày tải lên: 14/08/2014, 13:21

... make Ethernet simple and cheap. But it also means that the stream of datagrams passed to the network layer can have gaps. If there are gaps due to discarded Ethernet frames, does the application-layer ... router. ATM in the entry router indexes an ATM table to determine the VCI for the VC that leads to the ATM destination address. AAL5 then creates ATM cells out of the IP d...

Ngày tải lên: 14/08/2014, 13:21

... phone application. The UDP segment is encapsulated in an IP datagram, and the IP datagram makes it way through the network towards the receiver. As the datagram wanders through the network, it passes ... TCP. Address translation is one of the more important gatekeeper services. Each terminal can have an alias address, such as the name of the person at the terminal, the...

Ngày tải lên: 14/08/2014, 13:22

... [RSA 199 9b] RSA Laboratories, "How fast is RSA," http://www.rsa.com/rsalabs/faq/html/3-1-2.html [RSA 199 9c] RSA Laboratories, "RSA Labs FAQ," http://www.rsa.com/rsalabs/faq/index.html ... that: ● the sender of the data is as claimed, i.e., that the sender has signed the data and this signature can be checked ● the transmitted data has not been changed sin...

Ngày tải lên: 14/08/2014, 13:22

... filters with application gateways. Application gateways look beyond the IP/TCP/UDP headers and actually make policy decisions based on application data. An application gateway is an application-specific ... encapsulated as a standard IP datagram. For the protocol field in the IP header, the value 51 is used to indicate that the datagram includes an AH header. When the destin...

Ngày tải lên: 14/08/2014, 13:22

... sending back a number (more than two) of alternating ACK 0 and ACK 1 even if the corresponding data have not arrived at the receiver. Would this application design increase the channel utilization? ... Computer Networking: A Top-Down Approach Featuring the Internet, 5th Edition – Translate by K55CC  Page 1 Computer Networking - A Top-Down Approach F...

Ngày tải lên: 28/02/2015, 18:16

... connected to the Internet. (Toasters are not the only rather unusual devices to have been hooked up to the Internet; see the The Future of the Living Room.) In the Internet jargon, all of these devices ... use of the IP protocol in the Internet, the IP protocol is sometimes referred to as the Internet dail tone. ● The topology of the Internet, i.e., the str...

Ngày tải lên: 06/06/2015, 22:36