Ethernet Networks: Design, Implementation, Operation, Management 4th phần 2 pptx

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 2 pptx

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 2 pptx

... NEXT 1.0 4 .2 39.1 2. 6 53.3 2. 5 60.3 4.0 7.3 29 .3 4.8 43.3 4.5 50.6 8.0 10 .2 24.3 6.7 38 .2 6.3 45.6 10.0 11.5 22 .7 7.5 36.6 7.0 44.0 16.0 14.9 19.3 9.9 33.1 9 .2 40.6 20 .0 — — 11.0 31.4 10.3 39.0 25 .0 ... #6 8 02. 3i Ethernet (10BASE-T) 8 02. 3µ Fast Ethernet 8 02. 3x Full Duplex 8 02. 3z Gigabit Ethernet Two Ethernet standards that represent initial follow-on to the...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 3 pptx

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 3 pptx

... (µm) 50/ 125 50/ 125 50/ 125 62. 5/ 125 83/ 125 100/140 Numerical aperture .20 .21 .22 .27 5 .26 .30 10BASE-FL Loss budget (dB) 9.7 9 .2 9.6 13.5 15.7 19.0 FOIRL Loss budget (dB) 7 .2 6.7 7.1 11.0 13 .2 16.5 connection ... resulting packet order sequence 1-1, 1 -2, 2- 1, 2- 2, 2- 3, , 2- N, 1-4, , 1-N 2 WS 2- 1 3 N WS 2- 2 WS 2- N Figure 3.47 100VG-AnyLAN hub round-robin scanning...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 1 pot

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 1 pot

... SERVICE 26 9 N AME SERVER 27 2 TCP/IP C ONFIGURATION 27 2 O PERATING MULTIPLE STACKS 27 5 Chapter 6 Bridging and Switching Methods and Performance Issues 27 9 6.1 BRIDGING METHODS 27 9 A DDRESS ISSUES 28 0 T RANSPARENT ... 28 0 T RANSPARENT BRIDGING 28 0 S PANNING TREE PROTOCOL 28 3 P ROTOCOL DEPENDENCY 29 1 S OURCE ROUTING 29 2 S OURCE ROUTING TRANSPARENT BRIDGES 29 7 6 .2 B RI...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 4 pot

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 4 pot

... whose first letter is 191 Ethernet Networks: Design, Implementation, Operation, Management. Gilbert Held Copyright  20 03 John Wiley & Sons, Ltd. ISBN: 0-470-84476-0 1 82 chapter four Preamble Start ... Thus, if you set up NetWare for Ethernet- 8 02. 2 frames, in effect, your network is IEEE 8 02. 3–compliant. Ethernet- SNAP The Ethernet- SNAP frame, unlike the Ethernet-...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 5 potx

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 5 potx

... 88 Timer expires retransmission from SEQ = 79 DATA, SEQ = 64, ACK = 28 ACK = 72, WINDOW = 8 DATA, SEQ = 80, ACK = 28 DAT A , S E Q = 8 8 , AC K = 2 8 DAT A , S E Q = 8 8 , AC K = 2 8 ACK = 88, WINDOW = 8 ACK = 9 7, WINDOW = ... following positional bit values for a byte: 128 64 32 16 8 4 2 1 Based upon the above, a byte with the bit composition 10000011 would have the decimal valu...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 6 doc

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 6 doc

... Load Ethernet 1 526 406 8 12 72 7440 14,880 Fast Ethernet 1 526 4050 8 120 72 74,400 148,800 Gigabit Ethernet 1 526 40,600 81 ,20 0 72 744,000 1,488,000 10 Gigabit Ethernet 1 526 406,000 8 12, 000 72 7,440,000 ... 120 ,000 2/ hour 533 Send/receive e-mail 2, 000 2/ hour 9 Total engineering activity = 1,613 × 20 = 32, 260 bps 1,613 Managerial workstations Request program 1,...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 7 ppt

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 7 ppt

... transmission method is accomplished by the use of Class D IP addresses (22 4.0.0.0 to 23 9 .25 5 .25 5 .25 5), which are mapped directly to data link layer 2 multicast addresses. Through the use of IP multicasting, ... the subnet mask is 25 5 .25 5 .25 5. 128 . This means the mask extends the network portion of an IP address to 11111111.11111111.11111111.1, or 25 bit positions, resulting...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 8 docx

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 8 docx

... 8 .20 the Primary Setup entry was selected, which results in the display 416 chapter eight TABLE 8.3 2. 4 GHz DSSS Channels Channel Frequency (MHz) 1 24 12 2 24 16 3 24 22 4 24 27 5 24 32 6 24 37 7 24 42 8 ... 24 27 5 24 32 6 24 37 7 24 42 8 24 47 9 24 52 10 24 57 11 24 62 12 2467 13 24 73 2. 4 GHz Frequency 2. 4835 GHz Figure 8.6 DSSS supports up to three non-over...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 9 ppt

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 9 ppt

... nine Internet Router e0 s0 User 198.78.46.8 Telnet to 20 5.131. 122 .6 Opening created from 20 5.131. 122 .6 to 198.78.46.8 from port 23 to port 1 023 Figure 9.5 Examining the operation of a reflexive ... below: interface ethernet0 ip address 198.78.46.1 25 5 .25 5 .25 5.0 ip access-group 101 in ! ! interface serial0 ip address 198.78.40.5 25 5 .25 5 .25 5.0 ip inspect firewall out ip a...
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Ethernet Networks: Design, Implementation, Operation, Management 4th phần 10 pdf

Ethernet Networks: Design, Implementation, Operation, Management 4th phần 10 pdf

... (MB/s) Theoretical Bit Rate (Gbps) Probable Bit Rate (Gbps) 32 33 1 32 1.056 0.634 32 66 26 4 2. 1 12 1 .27 3 64 33 26 4 2. 1 12 1 .27 3 64 66 528 4 .22 4 2. 534 534 chapter ten Application Presentation Session Transport Network Data ... while the cost of a personal computer was between 567 Ethernet Networks: Design, Implementation, Operation, Management. Gilbert Held...
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