TCP/IP Tutorial and Technical Overview phần 7 doc

... number msg. 616 TCP/IP Tutorial and Technical Overview computer, an AIX 5L or UNIX machine, or a mainframe, and the Web browser on any client machine can understand the HTML tags and build the ... command (5) Successful SELECT or EXAMINE command (6) CLOSE command, or failed SELECT or EXAMINE command (7) LOGOUT command, server shutdown, or connection closed Chapter 15. Mail ap...

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... traffic between subnets. 110 TCP/IP Tutorial and Technical Overview 3.2.1 ICMP messages ICMP messages are described in RFC 79 2 and RFC 950, belong to STD 5, and are mandatory. ICMP messages are ... LengthService TypeHLENVERS 1498 640 3211 116 TCP/IP Tutorial and Technical Overview Timestamp Request (13) and Timestamp Reply (14) These two messages are for debuggin...

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... Cost (1) (1) (1) (1) (1) (10) 176 TCP/IP Tutorial and Technical Overview  To provide more efficient resource utilization. This method of routing table management requires no network bandwidth to advertise ... 2 4 8 4 } 204 TCP/IP Tutorial and Technical Overview All OSPF packets share the common header shown in Figure 5- 17. The header provides general information incl...

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... value or other IP header fields and forwards the packets to the queue management and scheduling instance of the node. 3 73 7 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 77 3 2 1 0 3 3 Interior Router Boundary ... 4 Queue 3 Queue 2 Queue 1 Queue 0 (Lowest Priority) 1 5 2 6 6 7 77 Incoming Traffic Outgoing Traffic Router 304 TCP/IP Tutorial and Technical Overview RSVP message form...

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... functional conformance and performance testing for implementations of IETF IPv6 standards or RFCs. Interoperability testing is also a key ITS service. 398 TCP/IP Tutorial and Technical Overview 802.11a ... (May 2003)  RFC 4506 – XDR: External Data Representation Standard. (Also STD00 67) (May 2006) 416 TCP/IP Tutorial and Technical Overview Figure 11-3 shows the conc...

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... command received. 490 TCP/IP Tutorial and Technical Overview The Interpret As Command (IAC) character is followed by a command code. If this command deals with option negotiation, the command ... display IBM-3 278 -3 IBM-3 278 -3-E 32 row x 80 col display IBM-3 278 -4 IBM-3 278 -4-E 43 row x 80 col display IBM-3 278 -5 IBM-3 278 -5-E 27 row x 132 col display IBM-DYNAMIC n/a n/a Pr...

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... resources. 71 2 TCP/IP Tutorial and Technical Overview Changes to presence information are distributed to subscribers through notifications. Figure 19-3, Figure 19-4 and Figure 19-5 on page 71 3 show ... chapter focuses on the concept of a presence service, and not much on instant messaging services. 19 71 8 TCP/IP Tutorial and Technical Overview client-to-server...

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... the 78 4 TCP/IP Tutorial and Technical Overview e and d are called the public and private exponents, respectively. The public key is the pair (n,e); the private key is d. The factors p and q ... (VPNs) overview on page 861. Internet/ intranet H1 H2 Connection IPSec tunnel 78 6 TCP/IP Tutorial and Technical Overview A hash function that takes a key as a second in...

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... vary widely and have advantages and disadvantages. 898 TCP/IP Tutorial and Technical Overview Figure 23-6 and Figure 23 -7 show sniffer traces for two types of authentication, EAP-MD5 and PEAP, ... AH, ESP, and ISAKMP/Oakley protocols can all be applied in a straightforward way. Internet ISP LNS LAC Dial Connection L2TP Tunnel PPP Connection 876 TCP/IP Tutorial...

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