ccna 1 chapter 8 osi physical layer ppt

... associated with the Physical layer. Trang 10Physical Layer - StandardsTrang 11Physical Layer Fundamental Principles• Three fundamental functions of the Physical layer: – The physical components ... Trang 1CCNA – Semester1Chapter 8 - OSI Physical Layer CCNA Exploration 4.0 Trang 2• Explain the role of Physical layer protocols and services in supporting ... standards • IEEE 802.11b - Operates in the 2.4 GHz frequency band, speed up to 11 Mbps Longer range and better able to penetrate building structures than devices based on 802.11a • IEEE 802.11g - Operates

Ngày tải lên: 30/07/2014, 11:20

... Trang 1Chapter 5 - OSI Network Layer _JIIlllllÍllIIIIlll((lIIIIUIl((lIIIUIIllIIIUUIIIlIIIIIUIIIIIIUUIUIII ee NE CCNA Exploration version 4.0 s1[t1ostj1, Cisco Trang 2Overview ... | Byte 1 | Byte 2 | Byte 3 | Byte 4 9 ý* Học viện mạng Bách khoa - Website: www.bkacad.com 11 Trang 12Network Layer Fields identification Flags Fragment Offset Trang 13Network Layer Fields ... www.bkacad.com 13 Trang 14Network Layer Fields assigned by upper-layer protocol Hoc vién mang Bach khoa - Website: www.bkacad.com oe ° Specifies the level of importance as been 14 Trang 15Network Layer

Ngày tải lên: 22/12/2013, 13:17

... Trang 1THE VALLEY OF THE MOON JACK LONDON BOOK 1 CHAPTER 8 The music stopped at the end of the waltz, leaving Billy and Saxon ... husband died, and then she and my father made their love marriage They didn't get married until 1882, and she was pretty well along." More she told him, as they stood hy the gate, and Saxon ... that he was killed at Shiloh And she married a man who had loved her for years and years He Trang 11was a boy in the same wagon-train coming across the plains She liked him, but she didn't love

Ngày tải lên: 06/07/2014, 00:21

... Trang 1A Prince of Sinners E Phillips Oppenheim BOOK 1 CHAPTER 8 KINGSTON BROOKS MAKES INQUIRIES At luncheon Brooks found himself ... him," Brooks answered "From Lake Ono to Medchester is a long way." Molyneux nodded Trang 8"By Jove, it is," he affirmed "Queer stick our host Close as wax I've known him ever ... Victor Lacroix, whom he addressed at Westbury Park, Sir George Marson's seat "DEAR SIR, Trang 10"I should be exceedingly obliged if you would accord me a few minutes' interview on a purely

Ngày tải lên: 06/07/2014, 02:20

... for N v in Example 8B.2 ( N v=1/(α π1 2 /2v v!)1 2 /): N0 1 2 0 1 2 1 2 1 21 The integral in the expression for P is written in terms of the error function erf(1) as 1 1 2 1 In 7.9 per cent of ... gives 1 2 3 1 2 1 1 2 2 , , 3 3 πfor Three­dimensional box wavefunctions (8A.16a) E n n n1 2 3 n L n L n L h m 1 1 2 2 3 3 The quantum numbers n1, n2, and n3 are all positive inte-gers 1, 2, ... equilibrium position by using the recursion relation in Table 8B.1 twice Answer: (v+ × 1 ) 2 115pm ; eqn 9.12b, with μ in place of m2 (8B.12b) Harmonic oscillator mean square displacement (8B.13a) Harmonic

Ngày tải lên: 16/07/2017, 13:23

... Trang 428.6 Network layer security: IPsec8.7 Securing wireless LANs 8.8 Operational security: firewalls and IDS Trang 438.6 Network layer security: IPsec8.7 Securing wireless LANs 8.8 Operational ... function widely used (RFC 1321)  computes 128-bit message digest in 4-step process  SHA-1 is also used.  US standard [ NIST, FIPS PUB 180-1]  160-bit message digest Trang 21Message Authentication ... key K B -m = K B - ( K (m) B + ) Trang 178.6 Network layer security: IPsec8.7 Securing wireless LANs 8.8 Operational security: firewalls and IDS Trang 18Message Integrity Allows communicating

Ngày tải lên: 10/01/2020, 23:50

... an interface which is part of that network. C 192.168.2.0/24 is direction connected, FastEthernet0/1 Trang 35Network 192.168.2.0/24 Network 192.168.1.0/24 Routing – First Look
Routers learn about ... Trang 1OSI network layerCCNA Exploration Semester 1 CCNA Exploration Semester 1 Chapter 5 Trang 2OSI network layerTCP, UDP IP Ethernet, WAN technologies ... (directly connected network)
Default gateway IP address route print Trang 34Network 192.168.2.0/24 Network 192.168.1.0/24 Routing – First Look
Routers know about:
Directly connected networks

Ngày tải lên: 01/04/2014, 12:20

... xọ=”object lin position 3 and object 2 in position 7 and manipulator in position 5" to x7="object 1 in position 5 and object 2 in position 10 and manipulator in position 1" A system ... be the initial positions of the manipulator and objects For two objects, the initial state might be xg="object 1 in position 3 and object 2 in position 7 and manipulator in position 5" ... planning ideas and an extensive bibliography on planning is given in [11,1] The goal of this Section is to set the terminology of the Chapter Representation is fundamental to all issues and techniques

Ngày tải lên: 14/12/2013, 12:15

... share: EBIT 0.91 0.87 1.00 1.18 1.47 Items impacting comparability 0.17 0.71 0.01 0.08 0.35 Total 1.08 0.16 1.01 1.10 1.12 Dividend per share 0.43 0.46 0.48 0.50 0.50 Total assets 16,137 22,552 ... dividends): 1996 1997 1998 1999 2000 Sales 13,289 20,273 31,260 40,112 100,789 Net income: EBIT 493 515 698 957 1,266 Items impacting comparability 91 410 5 64 287 Total 584 105 703 893 979 Diluted ... 33,381 65,503 Cash from operating activities 742 276 1,873 2,228 3,010 (excluding change in working capital) Capital expenditures 1,483 2,092 3,564 3,085 3,314 Share price at 31 Dec 22 21 29 44 83

Ngày tải lên: 24/12/2013, 02:17

... to interrupt the speaker This stops the speak- 9618$$ $CH8 09-06-02 14:59:59 PS TE AM FL Y Team-Fly® Trang 9Figure 8-3 The manager’s time.• 80% of time is spent in communicating • Half of communicating ... Communicating 80% of time Half of communication is listening 20% Other tasks 80% of time communicating Other tasks (20% of time) time spent listening ( 1/2 of 80% = 40%) Listening Figure 8-4 Diminishing ... terms to make sure we are communicating properly 195 Trang 2196 Preparing for the Project Management Professional Certification ExamFigure 8-1 The importance of communications management (survey

Ngày tải lên: 24/12/2013, 12:16

... Trang 1THE ADVENTURES OF HUCKLEBERRY FINN CHAPTER 8 THE sun was up so high when I waked that I judged it was after eight o'clock ... you?" "I reck'n I could eat a hoss I think I could How long you ben on de islan'?" Trang 11"Since the night I got killed." "No! W'y, what has you lived on? But you got a gun ... was ever so glad to see Jim I warn't lonesome now I told him I warn't afraid of HIM telling Trang 10the people where I was I talked along, but he only set there and looked at me; never said nothing

Ngày tải lên: 24/12/2013, 16:15

... created: Table 8-1 Global Fonts and Their Usage dis-played in this font Menu items also appear in this font. Figure 8-1 An example of text produced from the three global fonts Trang 448 points), ... created, and three global pointers are Trang 3assigned to reference them Table 8-1 shows these global BFont objects.Figure 8-1 shows a window running on my machine; the figure includes a line oftext ... Sets the view to draw text in 18-point size • Moves the pen to the starting location for drawing • Draws a string To draw each of the first three lines of text in 18-point size, note that after

Ngày tải lên: 26/01/2014, 07:20

... correct letter form 2120 W Gull Drive Seaside, WA 98310 October 12, 2001 Dear Rudy, Xmsm xmxm xmxm Xmsm xmxm xm xmxmxm xmxm Xm, xmxm xmx mxm mx mxmx? Your friend, Gracie Closing ➝ Signature ➝ ... Date: Mon, Jul 2, 2001, 8:30 AM Subject: Decoration committee meeting change Committee members, The meeting to plan autumn ball decorations has been changed to Wed., July 11, at 7:30 P.M The meeting ... business letter follows a format with six main parts Study the example 201 S.W Lincoln St. Castle Rock, WY 87721 March 29, 2001 World Publications 4747 W 47th Ave Middleton, MN 97404 Order Department:

Ngày tải lên: 26/01/2014, 13:20

... address 192.168.1.0 192.168.1.0/25 User hosts 192.168.1.1-127 Servers 192.168.1.128 - 191 192.168.1.128/26 Servers 192.168.1.128 - 191 192.168.1.128/26 Peripherals 192.168.1.192 - 223 192.168.1.192/27 ... Addresses 192.168.1.0 192.168.1.32 192.168.1.64 192.168.1.96 00000000 00100000 01000000 01100000 192.168.1.96 192.168.1.128 192.168.1.160 192.168.1.192 192.168.1.224 01100000 10000000 10100000 11000000 ... Convert to 8-bit binary Trang 12IPv4 address192 168 21 17 11000000 10101000 00010101 00010001 octet octet octet octet octet network part host part 255 255 255 0 11111111 11111111 11111111 00000000

Ngày tải lên: 01/04/2014, 12:20

... 2.78462:192.168.1.101 128.114.124.7 ICMP Echo (ping) request 8 2.875/66128.114.124./ 192.168.1.101 ICMP Echo (ping) reply 9 3./8/42.192.166.1.101 128.114.124./ ICMP Echo (ping) request 10 3.88614 ... source IPs are different 2B WWW.CISCO.com Trang 26122.12.158.112:1332 1272.12.158.112:1333 1272.17.159.112:1334 1°72 17.1586.112:1335 122.12.158.112:1336 www.google.com @ Note: When downloading ... 10 3.88614 128.114.124./ 192.168.1.101 ICMP Echo (ping) reply @ Frame 5 Cf2 bytes on wire, “2 bytes captured) @ Ethernet II, Src: 192.168.1.101 (€00:20:e0:6b:17:62), Dst: 192.168.1.1 (C00:0f:66:09:4e:0f)

Ngày tải lên: 01/04/2014, 12:20

... 251 385 455 480 536 605 610 678 791 805 Address 1 2 Key Value 150 385 Address 3 4 Key Value 536 678 Address 5 6 Key Value 785 805 Trang 43Indexed Random• Key values of the physical records ... 47Address Block Number 1 2 3 CS 623 105, 106 Adams Becker Dumpling Getta Harty Mobile Student name Course Number CH145 cs201 ch145 ch145 cs623 cs623 Trang 48• Key values of the physical records are ... Trang 41Index SequentialData File Block 1 Block 2 Block 3 Address Block Number 1 2 3 Getta Harty Mobile Sunoci Texaci Trang 42Indexed Sequential: Two LevelsAddress 7 8 9 705 710 785 251 385 455

Ngày tải lên: 12/05/2014, 11:55

... wet- lands (Reed et al., 1988: 1.10; U.S EPA, 1988b: 1.10; Reed et al., 1995: 1.06; Crites and Tchobanoglous, 1998: 1.06; Campbell and Ogden, 1999: 1.06; U.S EPA, 2000a: 1.04) These reports all ... Knight (1996) Treatment Wetlands First Edition, CRC Press, Boca Raton, Florida.) 12 11 10 9 8 7 6 Nominal HRT (days) 5 4 3 2 1 1 10 100 1,000 0 Gustine Arcata Pilot Benton FIGURE 8.8 Initial ... Saskatchewan 10 1 0.1 0.1 1 10 100 1,000 Co = Ci Trend Lower FIGURE 8.6 Input–output concentration for BOD in FWS wet-lands Each point represents an annual average for one wetland There are 385 wetland·years

Ngày tải lên: 18/06/2014, 22:20

... is a scarce resource Chapter 15 reviews the performance strengths and weaknesses of various short range wireless communications e.g RadioMetrix, IEEE 802.11a/b, IEEE 802.15.4, DECT, Linx, etc, ... square error at a virtual receiver Chapter 10 proposes an enhanced version of the iterative flipping algorithm to efficiently reduce the PAPR of OFDM signal Chapter 11 discusses the problem of allocating ... Trang 1Mobile and Wireless Communications: Physical layer development and implementation Trang 3Mobile and Wireless Communications: Physical layer development and implementation

Ngày tải lên: 21/06/2014, 14:20

... S spa 13: ( , 1 : 2 : 2 1 ) spa( 1, : S) S spa 14: row  row  2 15: endfor 16: row  ,1 col  2 nS  1 17: for i  1 to n S nB do 18: for j  1 to nB do 19: spa( , ) spa( , 2 1 S) ... ) 10: Rdiv( i  ,1 i  1 )   Rdiv( i , i ) 11: Q ( 1 : 2 : Ln ,1 i 1 ) Qdiv( 2 : 2 : LnR, i )* R 12: Q ( 2 : 2 : Ln , i 1 ) Qdiv( 1 : 2 : LnR ,1 i )* R 13: for j  i  1 to nB do 14: ... ) 10: Rdiv( i  1 , i  1 )   Rdiv( i , i ) 11: Q ( 1 : 2 : Ln ,1 i 1 ) Qdiv( 2 : 2 : LnR, i )* R 12: Q ( 2 : 2 : Ln , i 1 ) Qdiv( 1 : 2 : LnR ,1 i )* R 13: for j  i  1 to nB do 14:

Ngày tải lên: 21/06/2014, 19:20

... Trang 1PART II Trang 3Chapter 8 COMMUNICATIONS One of the key PM responsibilities is communications In fact, the ... management plan, the quality management plan, the schedule information, the budget and Trang 5161 Communications cost management plan, information about the team and team management, the communications ... can be oral or written They may even be non­ verbal, such as facial expressions, movement and positioning of hands/arms/body, impressions created by clothes, accessories or make-up and even furniture

Ngày tải lên: 01/07/2014, 23:20