iso osi and tcp ip network model characteristics

Ngày tải lên: 21/12/2013, 19:15

Ngày tải lên: 21/12/2013, 19:15

... of receipt Data-recovery features TCP Characteristics (cont.) TCP Header TCP/ IP Architectural Model Internet Protocol Characteristics       Operates at network layer of OSI or TCP/ IP Connectionless ... Best-Effort Comparison TCP/ IP Architectural Model UDP Characteristics       Operates at transport layer of OSI and TCP/ IP models Provides applications with access to the network layer without ... data-recovery features UDP Characteristics (cont.) UDP Header TCP/ IP Architectural Model TCP Characteristics         Transport layer of the TCP/ IP model Access to the network layer for applications...

Ngày tải lên: 16/07/2014, 21:13

... mô hình TCP/ IP đợc tin cậy giao thức Ngợc lại, mạng tiêu chuẩn không xây dựng dựa giao thức mô hình OSI, đợc sử dụng nh sách dẫn Hình 2.13: Comparison of the OSI model and the TCP/ IP model Kết ... Khác nhau: TCP/ IP nhóm chức hai lớp Presentation lớp Session thành lớp Application TCP/ IP nhóm hai lớp Data Link Physical lại thành lớp TCP/ IP đơn giản có lớp Các giao thức TCP/ IP giao thức ... nghệ mạng LAN, WAN, tất chi tiết lớp Physical Data link mô hình OSI Mô hình OSI TCP/ IP Nếu bạn so sánh mô hình OSI mô hình TCP/ IP, bạn nhận thấy chúng có điểm giống khác (xem hình 2.13) sau đây:...

Ngày tải lên: 13/04/2013, 09:02

... (dial-up IP) 6.3.2 Dial-Up PPP 6.4.2 Dial-Up IP script file : A.1.1 The dip Script File sample : A.1.1.1 A sample dip script for SLIP : 6.4.2 Dial-Up IP tools reference : A.1 Dial-Up IP diphosts ... file:///C|/mynapster/Downloads/warez/tcpip/index/idx_d.htm (3 of 6) [2001-10-15 09:17:18] file:///C|/mynapster/Downloads/warez/tcpip/index/idx_d.htm 6.3.2 Dial-Up PPP 6.4.2 Dial-Up IP script file : A.1.1 The dip Script File ... Script File sample : A.1.1.1 A sample dip script for SLIP : 6.4.2 Dial-Up IP special variables, listed : A.1.1 The dip Script File tools reference : A.1 Dial-Up IP dial-up PPP : 6.3.2 Dial-Up PPP...

Ngày tải lên: 07/11/2013, 12:15

... tcpd) segment header : F.2 TCP Segment Header TCP/ IP protocol architecture : 1.3 TCP/ IP Protocol Architecture benefits of Overview of TCP/ IP 1.1.1 TCP/ IP Features 1.4 Network Access Layer 2.2.1 ... Overview of TCP/ IP 1.2 A Data Communications Model history of : 1.1 TCP/ IP and the Internet need for basic understanding of : 11.1 Approaching a Problem over a serial line : 6.2 TCP/ IP Over a Serial ... nfs.client script : 9.1.1 NFS Daemons nfs.server script : 9.1.1 NFS Daemons NFSNET backbone : 1.1 TCP/ IP and the Internet NIC (Network Information Center) : 3.3.2 Creating Domains and Subdomains handle...

Ngày tải lên: 07/11/2013, 12:15

... PPP script were required to create a SLIP dial-up script Obvious changes replace the remote server's PPP command with a SLIP command and change the mode command in the script to invoke SLIP instead ... works with a wide variety of networks TCP/ IP cannot make assumptions about the network it runs on - the network interface and its characteristics must be identified to TCP/ IP In this chapter we have ... new lines to perform tasks for SLIP that PPP can on its own The script begins by setting the local IP address and the remote IP address $locip and $rmtip are script variables used to identify the...

Ngày tải lên: 07/11/2013, 12:15

... scripting commands supported by the 3.3.7o-uri version of dip You can list the commands supported by your system by running dip in test mode (-t) and then entering the help command: > dip -t DIP: ... remote server Protocol values that are valid for the dip mode command are SLIP, CSLIP, PPP, and TERM SLIP and CSLIP are variations of the SLIP protocol, which is discussed in the next section TERM ... if and goto commands to provide error handling in dip scripts Refer to Appendix A for more details Once the script is created it is executed with the dip command Assume that the sample script...

Ngày tải lên: 14/12/2013, 16:15

... and Non-Connected Networks 4.1 Connected and NonConnected Networks TCP/ IP Network Administration Book Index Next: 4.3 Planning Routing 4.3 Planning Routing [ Library Home | DNS & BIND | TCP/ IP ... and flexibility of TCP/ IP also add to its complexity TCP/ IP is not as easy to configure as some other networking systems TCP/ IP requires that the configuration provide hardware, addressing, and ... protocols, and services of a TCP/ IP network In the next chapter we begin to look at how to install a TCP/ IP network by examining the process of planning an installation Previous: 3.7 File and Print...

Ngày tải lên: 14/12/2013, 16:15

... generation of TCP/ IP should be more than adequate for your network needs On your network you will use IP and standard IP addressing 2.2.2.1 Final notes on IP addresses Not all network addresses ... simplify configuration and use Previous: 2.7 Protocols, Ports, and Sockets 2.7 Protocols, Ports, and Sockets TCP/ IP Network Administration Book Index Next: Network Services Network Services [ Library ... */ # # Network services, Internet style # tcpmux 1 /tcp echo 7 /tcp echo 7/udp discard 9 /tcp sink null discard 9/udp sink null systat 11 /tcp users daytime 13 /tcp daytime 13/udp netstat 15 /tcp chargen...

Ngày tải lên: 14/12/2013, 16:15

... use to describe TCP/ IP Previous: 1.1 TCP/ IP and the Internet 1.1 TCP/ IP and the Internet TCP/ IP Network Administration Book Index Next: 1.3 TCP/ IP Protocol Architecture 1.3 TCP/ IP Protocol Architecture ... of TCP/ IP Previous: Acknowledgments Chapter Next: 1.2 A Data Communications Model Overview of TCP/ IP Contents: TCP/ IP and the Internet A Data Communications Model TCP/ IP Protocol Architecture Network ... RS232C and V.35, and standards for local area network wiring such as IEEE 802.3 TCP/ IP does not define physical standards - it makes use of existing standards The terminology of the OSI reference model...

Ngày tải lên: 14/12/2013, 16:15

... the printers are accessible via the network and that they are properly secured Previous: 9.1 The Network File System TCP/ IP Network Administration Next: 9.3 Network Information Service Please ... servers Previous: 9.3 Network Information Service 9.3 Network Information Service TCP/ IP Network Administration Book Index Next: 9.5 DHCP 9.5 DHCP [ Library Home | DNS & BIND | TCP/ IP | sendmail | ... file:///C|/mynapster/Downloads/warez/tcpip/ch09_05.htm (4 of 6) [2001-10-15 09:18:33] file:///C|/mynapster/Downloads/warez/tcpip/ch09_05.htm network hardware (ethernet) and the physical network address (e.g.,...

Ngày tải lên: 14/12/2013, 16:15

... file:///C|/mynapster/Downloads/warez/tcpip/ch09_08.htm Previous: 9.7 Mail Servers 9.7 Mail Servers TCP/ IP Network Administration Next: 10 sendmail Book Index 10 sendmail [ Library Home | DNS & BIND | TCP/ IP | sendmail ... are dbm, btree, and hash [10] All of these types can be made with the makemap command [10] On Sun OS and Solaris systems, NIS maps and NIS+ tables are built with standard commands that come with ... Command Two commands, C and F, define sendmail classes A class is similar to an array of values Classes are used for anything with multiple values that are handled in the same way, such as multiple...

Ngày tải lên: 14/12/2013, 16:15

... Ethertype = 0800 (IP) ETHER: IP: - IP Header IP: IP: Version = IP: Header length = 20 bytes IP: Type of service = 0x00 IP: xxx = (precedence) IP: = normal delay IP: = normal throughput IP: .0 = ... Ethertype = 0800 (IP) ETHER: IP: - IP Header IP: IP: Version = IP: Header length = 20 bytes IP: Type of service = 0x00 IP: xxx = (precedence) IP: = normal delay IP: = normal throughput IP: .0 = ... Ethertype = 0800 (IP) ETHER: IP: - IP Header IP: IP: Version = IP: Header length = 20 bytes IP: Type of service = 0x00 IP: xxx = (precedence) IP: = normal delay IP: = normal throughput IP: .0 =...

Ngày tải lên: 14/12/2013, 16:15

... reliable network: keeping your network secure Previous: 11.9 Simple Network Management Protocol 11.9 Simple Network Management Protocol TCP/ IP Network Administration Book Index Next: 12 Network ... file:///C|/mynapster/Downloads/warez/tcpip/ch11_10.htm Previous: 11.9 Simple Network Management Protocol Chapter 11 Troubleshooting TCP/ IP Next: 12 Network Security 11.10 Summary Every network will have problems ... file:///C|/mynapster/Downloads/warez/tcpip/ch12_01.htm (1 of 7) [2001-10-15 09:18:54] [Chapter 12] Network Security Network break-ins have increased as the network has grown and become more impersonal,...

Ngày tải lên: 14/12/2013, 16:15

... -ip- protocol Disables the IPCP and IP protocols This should never be used on a TCP/ IP network It is for pure IPX networks ipcp-accept-local Tells system to use the local IP address provided by the ... command can be better observed As shown in Chapter 6, this option is used to debug a dip script diplogin and diplogini are used only on servers and are not used with a script file The script ... Examples of scripts and dip are shown in Chapter The options valid with script files are: -v Runs dip in verbose mode In this mode, dip echos each line of the script file as it is executed, and displays...

Ngày tải lên: 14/12/2013, 16:15

... broadcast] Identifies the version of RIP used for updates sent out this interface Available versions are RIP and RIP RIP is the default If RIP is specified and IP multicast is supported, full version ... is disabled The dual keyword enables ISIS for both ISO and IP addressing The ip keyword enables it for IP addressing and iso enables it for ISO addressing The options that may appear in the isis ... options as the rip statement The only command differences are the keywords nohelloin and nohelloout, but they perform the same function for Hello as noripin and noripout for RIP The hello statement...

Ngày tải lên: 14/12/2013, 16:15

... Aggregate Statements TCP/ IP Network Administration Book Index Next: C.2 named.boot Configuration Commands C.2 named.boot Configuration Commands [ Library Home | DNS & BIND | TCP/ IP | sendmail | sendmail ... file:///C|/mynapster/Downloads/warez/tcpip/appc_03.htm (15 of 16) [2001-10-15 09:19:24] [Appendix C] C.3 Zone File Records Previous: C.2 named.boot Configuration Commands C.2 named.boot Configuration Commands TCP/ IP Network ... File Records C.3 Zone File Records TCP/ IP Network Administration Book Index Next: D.2 The dhcpd Command D.2 The dhcpd Command [ Library Home | DNS & BIND | TCP/ IP | sendmail | sendmail Reference...

Ngày tải lên: 14/12/2013, 16:15

... sendmail.cf E.4 More sendmail.cf TCP/ IP Network Administration Book Index Next: F Selected TCP/ IP Headers F Selected TCP/ IP Headers [ Library Home | DNS & BIND | TCP/ IP | sendmail | sendmail Reference ... file:///C|/mynapster/Downloads/warez/tcpip/appe_05.htm (5 of 5) [2001-10-15 09:19:35] [Appendix F] Selected TCP/ IP Headers Previous: E.5 Sample Configurations Appendix F Next: F.2 TCP Segment Header F Selected TCP/ IP Headers ... file:///C|/mynapster/Downloads/warez/tcpip/appf_01.htm (3 of 4) [2001-10-15 09:19:36] [Appendix F] Selected TCP/ IP Headers The destination IP address addresses Options: See Chapter for a description of IP variable The...

Ngày tải lên: 24/12/2013, 03:16

... file:///C|/mynapster/Downloads/warez/tcpip/appf_03.htm (1 of 2) [2001-10-15 09:19:36] [Appendix F] F.3 ICMP Parameter Problem Message Header Previous: F.2 TCP Segment Header F.2 TCP Segment Header TCP/ IP Network Administration ... Message Header Previous: F.2 TCP Segment Header Appendix F Selected TCP/ IP Headers F.3 ICMP Parameter Problem Message Header This description is taken from pages and of RFC 792, Internet Control ... TCP/ IP | sendmail | sendmail Reference | Firewalls | Practical Security ] Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark file:///C|/mynapster/Downloads/warez/tcpip/appf_03.htm...

Ngày tải lên: 24/12/2013, 03:16