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ip network design guide
... is called the dual attachment station ring In a dual attachment station ring, workstations are called Dual Attachment Stations (DAS) All of them have two ports (A and B) available for connection ... delays will not be acceptable to applications that stream data, such as video over IP applications The accuracy with which the network is able to provide data to the application is also relevant ... in a broadcast network • Encapsulation and overheads The encapsulation of the IP packets into the data link layer packet and the overheads incurred should be evaluated Because different data link...
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TCP/IP Overview
... extra flexibility for the network administrator For example, assume that a network has been assigned a Class A address and all the nodes on the network use a Class A address Further assume that ... routing areas A routing area is typically a collection of one or more subnets that are closely related All areas must connect to the backbone area OSPF provides fast rerouting and supports variable ... destination IP address, the interface through which that destination is reached, the encapsulation method used, and the hardware address found at that destination IP−related interface parameters,...
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Tài liệu TCP/IP Overview docx
... extra flexibility for the network administrator For example, assume that a network has been assigned a Class A address and all the nodes on the network use a Class A address Further assume that ... routing areas A routing area is typically a collection of one or more subnets that are closely related All areas must connect to the backbone area OSPF provides fast rerouting and supports variable ... destination IP address, the interface through which that destination is reached, the encapsulation method used, and the hardware address found at that destination IP−related interface parameters,...
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Tài liệu TCP/IP Tutorial and Technical Overview ppt
... registered trademarks of SAP AG in Germany and in several other countries CacheFS, Enterprise JavaBeans, EJB, IPX, Java, Java Naming and Directory Interface, JavaBeans, JavaScript, JavaServer, JavaServer ... That is, a host cannot send an IP datagram through a gateway; it can only send it to a gateway The higher-level protocol information carried by the datagrams is then passed on by the gateway ... education and accelerate the availability of new services and applications on the Internet Internet2 has the following goals: Demonstrate new applications that can dramatically enhance researchers’...
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Tài liệu TCP/IP Overview ppt
... extra flexibility for the network administrator For example, assume that a network has been assigned a Class A address and all the nodes on the network use a Class A address Further assume that ... routing areas A routing area is typically a collection of one or more subnets that are closely related All areas must connect to the backbone area OSPF provides fast rerouting and supports variable ... destination IP address, the interface through which that destination is reached, the encapsulation method used, and the hardware address found at that destination IP−related interface parameters,...
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Tài liệu TCP/IP Tutorial and Technical Overview docx
... registered trademarks of SAP AG in Germany and in several other countries CacheFS, Enterprise JavaBeans, EJB, IPX, Java, Java Naming and Directory Interface, JavaBeans, JavaScript, JavaServer, JavaServer ... That is, a host cannot send an IP datagram through a gateway; it can only send it to a gateway The higher-level protocol information carried by the datagrams is then passed on by the gateway ... education and accelerate the availability of new services and applications on the Internet Internet2 has the following goals: Demonstrate new applications that can dramatically enhance researchers’...
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Tài liệu TCP/IP Tutorial and Technical Overview pdf
... registered trademarks of SAP AG in Germany and in several other countries CacheFS, Enterprise JavaBeans, EJB, IPX, Java, Java Naming and Directory Interface, JavaBeans, JavaScript, JavaServer, JavaServer ... That is, a host cannot send an IP datagram through a gateway; it can only send it to a gateway The higher-level protocol information carried by the datagrams is then passed on by the gateway ... education and accelerate the availability of new services and applications on the Internet Internet2 has the following goals: Demonstrate new applications that can dramatically enhance researchers’...
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TCP/IP Tutorial and Technical Overview phần 1 docx
... registered trademarks of SAP AG in Germany and in several other countries CacheFS, Enterprise JavaBeans, EJB, IPX, Java, Java Naming and Directory Interface, JavaBeans, JavaScript, JavaServer, JavaServer ... That is, a host cannot send an IP datagram through a gateway; it can only send it to a gateway The higher-level protocol information carried by the datagrams is then passed on by the gateway ... education and accelerate the availability of new services and applications on the Internet Internet2 has the following goals: Demonstrate new applications that can dramatically enhance researchers’...
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TCP/IP Tutorial and Technical Overview phần 2 ppt
... is called an IP datagram It consists of an IP header and data relevant to higher-level protocols See Figure 3-16 for details header data base IP datagram physical network header IP datagram as ... implementations are not required to handle unfragmented datagrams larger than 576 bytes In practice, most implementations will accommodate larger values An unfragmented datagram has an all-zero fragmentation ... Network Address Translation (NAT) This section explains Traditional Network Address Translation (NAT), Basic NAT, and Network Address Port Translation (NAPT) NAT is also known as IP masquerading...
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TCP/IP Tutorial and Technical Overview phần 3 ppt
... these devices AS External Links ASBR Area AS 10 ABR IA IA Area ABR ABR Area ABR Area Area ASBR AS External Links Key ASBR - AS Border Router ABR - Area Border Router IA - Intra-Area Router Figure ... database The SPF algorithm is limited to managing changes within the area Backbone area and area All OSPF networks contain at least one area This area is known as area or the backbone area Additional ... an area to the backbone Chapter Routing protocols 207 Area ABR ABR Area Transit Area Virtual link Area Figure 5-18 OSPF virtual link and transit areas This diagram shows that area does not have...
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TCP/IP Tutorial and Technical Overview phần 4 pptx
... initial marking of a packet inside of a host and a router Host Host Application Application Data Data TCP TCP TCP TCP Data IP Classifier Marker IP DS Byte IP IP TCP Data Classifier Router Data Marker ... descriptor Guaranteed Service is used for applications that need a guarantee that a datagram will arrive at the receiver not later than a certain time after it was transmitted by its source For example, ... example, real-time multimedia applications, such as video and audio broadcasting systems that use streaming technologies, cannot use datagrams that arrive after their proper play-back time Applications...
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TCP/IP Tutorial and Technical Overview phần 5 ppt
... the packets; data can be lost or duplicated, and datagrams can arrive out of order No disassembly and reassembly of packets is performed An example of an application that uses datagram sockets is ... quantify the signal strength produced by an antenna It accounts for both the gain of the antenna as well as the power that feeds into the antenna For example, if an antenna has -13 dB gain, and ... wireless broadband access and can be used as an alternative to DSL and cable This specification is also known as WirelessMAN Also known as Mobile WiMaX This extends and improves the modulation schemes...
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TCP/IP Tutorial and Technical Overview phần 6 pps
... sub-negotiation parameters NOP 241 No operation Data Mark 242 The data stream portion of a sync This must always be accompanied by a TCP urgent notification Break 243 NVT character BRK Go Ahead 249 ... stream consists of a command and related data Because the length of the data associated with the command can vary, every command and its related data must be separated with the IAC EOR sequence ... frequently used operations Both the need to upload data (transfer data from a client to a server) and download data (retrieve data from a server to a client) are addressed by FTP Additionally, FTP provides...
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TCP/IP Tutorial and Technical Overview phần 7 doc
... Qk1OAAAAAAAAAE4EAABAAAAAQAEAAPAAAAABAAgAAAAAAAAAAAAAAAAAAAAAAAABAAAAAQAAAAAA AAAAAAAAAAAAAAAAAAAAAAB4VjQSAAAAAAAAgAAAkgAAAJKAAKoAAACqAIAAqpIAAMHBwQDJyckA /9uqAKpJAAD/SQAAAG0AAFVtAACqbQAA/20AAAAkAABVkgAAqiQAAP+SAAAAtgAAVbYAAKq2AAD/ _ Content-type: video/mpeg Content-transfer-encoding: base64 AAABswoAeBn//+CEAAABsgAAAOgAAAG4AAAAAAAAAQAAT/////wAAAGy//8AAAEBQ/ZlIwwBGWCX +pqMiJQDjAKywS/1NRrtXcTCLgzVQymqqHAf0sL1sMgMq4SWLCwOTYRdgyAyrhNYsLhhF3DLjAGg...
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TCP/IP Tutorial and Technical Overview phần 8 ppt
... three transaction classes Table 18-3 WTP facilities and transaction classes WSP facility WTP transaction classes Session Management Class and Class Method Invocation Class Session Resume Class and ... uninterrupted access to these resources becomes paramount To accommodate this, advanced concepts of availability, scalability, and load balancing have arisen to ensure access to resources 24 hours a day and ... functionality As such, applications on a client wanting to obtain HTTP data were forced to use WML and a WAP proxy gateway WML was used to make HTTP requests, and the proxy gateway translated the...
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TCP/IP Tutorial and Technical Overview phần 9 ppsx
... database are similar to firewall rules or packet filters Security Association Database (SAD) The Security Association Database contains parameter information about each SA, such as AH or ESP algorithms ... the datagram already has IPSec headers, the AH is inserted before them Original IP datagram IP Hdr IP Hdr Payload Payload AH Datagram with AH in transport mode Authenticated (except mutable fields) ... benefits and performance would dramatically decrease The encryption of a hash with the private key is called a digital signature It can be thought of as a special MAC Using digital signatures instead...
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TCP/IP Tutorial and Technical Overview phần 10 ppsx
... Brand CA Geo-Political CA (optional) Cardholder Cardholder CA Cardholder CA CA Cardholder Cardholder CA Merchant CA CA Cardholder Cardholder CA Payment CA CA Cardholder Merchant Acquirer Gateway ... The answers are availability, scalability, and load balancing In this chapter, we discuss techniques that can be employed to achieve availability, scalability, and load balancing We discuss each ... load balancing hardware or software products The techniques used vary widely and have advantages and disadvantages Chapter 24 Availability, scalability, and load balancing 921 24.8.1 Network Address...
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Giao thức lõi IP và TCP/IP
... NetBIOS 161 Giao thc SNMP (Simple Network Management Protocol) a ch IP Mi trm s dng giao thc TCP/IP c nh danh bi mt a ch IP lun lý Mt a ch nht c gỏn cho mi trm v cỏc thnh phn ca mng s dng giao thc ... cho mng cú kớch thc va v ln -Hai bit cao nht ca lp a ch B luụn c t l 10 -14 bit tip theo ( hai octet u) hon thnh a ch mng network ID -16 bit cũn li (hai octet cui) biu din a ch trm host ID -Lp ... Lp D -a ch lp D dnh riờng cho cỏc a ch IP multicast -4 bit cao nht lp D luụn c t l 1110 -Cỏc bit cũn li ỏnh a ch cỏc mỏy cú liờn quan Lp E -Lp a ch E dnh riờng cho vic s dng sau ny bit cao nht...
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Internet và mô hình tham chiếu TCP/IP
... toàn xác Extranet Extranet intranet đợc kết nối với số intranet tổ chức khác Việc kết nối qua mạng internet hay sử dụng kết nối mạng riêng Trong hai trờng hợp, hai tổ chức định chia sẻ thông tin ... chuyển liên quan đến hai giao thức TCP UDP (user datagram ptotocol) Lớp cuối cùng, lớp truy xuất mạng liên quan đến kỹ thuật LAN hay WAN đợc dùng Trong mô hình TCP/IP không cần quan tâm đến ứng ... vận khung Frame Relay giao thức WAN chuyển đổi gói tin (packet-switched protocol), chuẩn h a ITU-T Nó có khả nối kết vào nhiều mạng WAN khác mà thông qua liên kết đơn, làm cho Frame Relay chi phí...
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Tài liệu khái niệm TCP IP
... phải qua Gateway Thành phố HCM Tương tợ vậy, Network bên có Gateway để đón nhận message từ Gateway bên nầy Ðể chuyển messages hai Networks ta cần phải có dụng cụ đặc biệt, hardware hay software ... Subnet Mask Nhưng thật ra, người ta phân chia giai cấp đ a TCP làm Classes A, B C Các đ a Class A dùng Octet thứ Có điều người ta không dùng bit thứ nhất, luôn Do toàn Internet có 127 Class A Networks ... Hình minh h a cách dùng Gateways Router để nối hai Networks lại với nhau: Trong hình trên, hai Gateways thật hai Network cards nằm computers chạy MSWindows2000 Server, ta dùng software để làm...
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