sams teach yourself tcp ip in 24 hours phần 2 pot

... starting point for understanding addressing in TCP/ IP. See Hour 5 for more on IP addressing techniques. The address class system divides the IP address space into address classes. Most IP addresses ... art of IP addressing. IP Header Fields Every IP datagram begins with an IP header. The TCP/ IP software on the source computer constructs the IP header. The TCP/ IP s...

Ngày tải lên: 10/08/2014, 13:20

... Title: Teach yourself TCP/ IP in 24 hours. III. Title: TCP/ IP in 24 hours. TK5105.585.C37 20 09 005.7’1376—dc 22 2008031 826 Printed in the United States of America First Printing September 20 08 Trademarks All ... Indianapolis, Indiana, 4 624 0 USA Joe Casad Sams TeachYourself 24 in Hours TCP/ IP From the Library of Athicom Parinayakosol ptg PART I...

Ngày tải lên: 10/08/2014, 13:20

... Parinayakosol ptg Managing DNS 199 IN NS boris.cocacola.com. ; ; Host to IP address mappings ; localhost IN A 127 .0.0.1 chuck IN A 181 .21 .23 .4 amy IN A 181 .21 .23 .5 darrah IN A 181 .21 .23 .6 joe IN A 181 .21 .23 .7 bill ... Server D IP for trog.DogInStarlight.marines.mil? IP is 1 92. 134.14 .21 ? IP for trog. DogIn… IP is 1 92. 134.14 .21 FIGURE 11.6 The name re...

Ngày tải lên: 10/08/2014, 13:20

... networks: 10.0.0.0 to 10 .25 5 .25 5 .25 5 169 .25 4.0.0 to 169 .25 4 .25 5 .25 5 1 72. 16.0.0 to 1 72. 31 .25 5 .25 5 1 92. 168.0.0 to 1 92. 168 .25 5 .25 5 NAT devices typically assign IP addresses from these private ranges. ... 600; max-lease-time 720 0; option domain-name “macmillan.com”; option subnet-mask 25 5 .25 5 .25 5.0; option broadcast-address 185.1 42. 13 .25 5; subnet 185.1 4...

Ngày tải lên: 10/08/2014, 13:20

... subnet 25 5 .25 5 .25 5. 22 4 11111111 11111111 11111111 11100000 20 subnet bits 25 5 .25 5 .25 5 .24 0 11111111 11111111 11111111 11110000 21 subnet bits 25 5 .25 5 .25 5 .24 8 11111111 11111111 11111111 11111000 22 ... 11000000 11 subnet bits 25 5 .25 5 .25 5. 22 4 11111111 11111111 11111111 11100000 12 subnet bits 25 5 .25 5 .25 5 .24 0 11111111 11111111 11111111 11110000 13...

Ngày tải lên: 10/08/2014, 13:20

... Parinayakosol ptg Routing in TCP/ IP 127 A Look at IP Forwarding Both hosts and routers have routing tables. A host’s routing table can be much sim- pler than a router’s routing table. The routing ... IEEE 8 02. 3 Ethernet standard. Data Link Physical 8 02. 2 (LLC Sublayer) 8 02. 11 (MAC Sublayer) 8 02. 11 FHSS PHY 8 02. 11 DSSS PHY 8 02. 11a OFDM PHY 8 02. 11b HR/DSSS PHY OSI Network...

Ngày tải lên: 10/08/2014, 13:20

... networks, for example 0.0.0.0, 127 .0.0.0, and 1 92. 59.66.0; some are used for broadcast- ing 25 5 .25 5 .25 5 .25 5 and 1 92. 59.66 .25 5; and others are for multicasting 22 4. 0.0.0. All of these entries were ... Athicom Parinayakosol ptg Network Performance Problems 25 7 with an IP address on the local network of 1 92. 59.66.5 and the subnet mask of 25 5 .25 5 .25 5. 22 4, you would...

Ngày tải lên: 10/08/2014, 13:20

... page in response to user input. Server-side scripting also lets the server accept input from the client and process that input behind the scenes. A common server-side scripting scenario is show in ... Response Codes Code Description 22 0 <domain> service ready. 22 1 <domain> service closing transmission channel. 25 0 Requested action completed successfully. 25 1 User is no...

Ngày tải lên: 10/08/2014, 13:20

... 363 HOUR 22 Network Intrusion 375 HOUR 23 TCP/ IP Security 391 HOUR 24 Implementing a TCP/ IP Network—Seven Days 413 in the Life of a Sys Admin From the Library of Athicom Parinayakosol ptg 3 62 HOUR 20 : ... storing and managing data . Design elements—Predefined standard elements . Layout—A structure for the site . Scripting—A means for generating HTML code by injecting dat...

Ngày tải lên: 10/08/2014, 13:20

... sev- eral RFCs, including RFCs 24 0 1, 24 0 2, 24 0 6, and 24 0 8. The RFCs describe IP security extensions for both IPv4 and IPv6. IPSec is built in to the structure of IPv6 protocol system. In IPv4, IPv4 is ... 26 -28 protocol system, 22 -23 Application layer, 24 Internet layer, 23 Network Access layer, 23 -24 Transport layer, 23 routing, 121 - 122 direct ver...

Ngày tải lên: 10/08/2014, 13:20