TCP/IP Tutorial and Technical Overview phần 8 ppt

... similar person elements, devices, or services. 696 TCP/IP Tutorial and Technical Overview Figure 18- 20 HTTP requests using WAP2 and an IP router 18. 10 Wireless security This section briefly outlines ... regular basis. 714 TCP/IP Tutorial and Technical Overview 19.2 Presence Information Data Format (PIDF) RFC 385 9 – Common Profile for Presence (CPP) defines common se...

Ngày tải lên: 14/08/2014, 14:20

... LengthService TypeHLENVERS 14 98 640 3211 116 TCP/IP Tutorial and Technical Overview Timestamp Request (13) and Timestamp Reply (14) These two messages are for debugging and performance measurements. ... the new advertisement. 82 TCP/IP Tutorial and Technical Overview To differentiate between subnets, the IP routing algorithm is updated, as shown in Figure 3 -8. Fi...

Ngày tải lên: 14/08/2014, 14:20

... multi-access networks, adjacencies are formed only with the DR and BDR. This is a two step process. 184 TCP/IP Tutorial and Technical Overview Figure 5-5 illustrates the distance vector tables for ... generate external routes. Therefore, the link state databases 1 98 TCP/IP Tutorial and Technical Overview Intra-area, area border, and AS boundary routers There are t...

Ngày tải lên: 14/08/2014, 14:20

... DHCP and co-located care-of address is the preferred method of address allocation. 3 08 TCP/IP Tutorial and Technical Overview The RSVP Resv messages looks similar to the path message. Figure 8- 12 ... packets to a special TCP/IP port, the receivers can make a Wildcard-Filter reservation for all packets with this destination port. 324 TCP/IP Tutorial and Technical...

Ngày tải lên: 14/08/2014, 14:20

... IETF IPv6 standards or RFCs. Interoperability testing is also a key ITS service. 3 98 TCP/IP Tutorial and Technical Overview 80 2.11a An extension to 80 2.11 that applies to wireless LANs and provides ... wireless LANs and provides 11 Mbps transmission with fallbacks to 5.5, 2, and 1 Mbps in the 2.4 GHz band. 80 2.11b uses only DSS. 80 2.11b was a 1999 ratification to...

Ngày tải lên: 14/08/2014, 14:20

... 1 986 , with updates in 1 988 (4.3BSD Tahoe) and 1990 (4.3BSD Reno). 4.4BSD was released in 1993. Due to funding constraints, 4.4BSD was xxiv TCP/IP Tutorial and Technical Overview 12 TCP/IP Tutorial ... synonymous with “IP gateway.” TCP/IP Tutorial and Technical Overview December 2006 International Technical Support Organization GG24-3376-07 10 TCP/IP Tutori...

Ngày tải lên: 14/08/2014, 14:20

... 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 ... size IBM-32 78- 2 IBM-32 78- 2-E 24 row x 80 col display IBM-32 78- 3 IBM-32 78- 3-E 32 row x 80 col display IBM-32 78- 4 IBM-32 78- 4-E 43 row x 80 col display IBM-32 78- 5 IBM-32 78-...

Ngày tải lên: 14/08/2014, 14:20

... RFC 281 7 – Upgrading to TLS Within HTTP/1.1 (May 2000)  RFC 282 2 – Internet Message Format (April 2001)  RFC 3 986 – Uniform Resource Identifiers (January 2005) 584 TCP/IP Tutorial and Technical ... 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 H...

Ngày tải lên: 14/08/2014, 14:20

... the 784 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 86 1. Internet/ intranet H1 H2 Connection IPSec tunnel 786 TCP/IP Tutorial and Technical Overview A hash function that takes a key as a second i...

Ngày tải lên: 14/08/2014, 14:20

... vary widely and have advantages and disadvantages. 89 8 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, ... address Type 0x 888 E Protocol version 1 Packet type 0 Packet body length 4 Code 3 Identifier Length 4 6 6 2 1 1 2 1 1 2 (Bytes) (Bytes) Ethernet Header 80 2.1x/EAPOL Heade...

Ngày tải lên: 14/08/2014, 14:20