ccna explorationg 4 0 - chapter 6 teleworker services
Tài liệu Chapter 3 - Application Layer Functionalityand Protocols CCNA Exploration 4.0 docx
... (SMTP) - TCP Port 25
– Post Office Protocol (POP) - UDP Port 1 10
– Telnet - TCP Port 23
– Dynamic Host Configuration Protocol - UDP Port 67
– File Transfer Protocol (FTP) - TCP Ports 20 and 21
File ... - Application Layer
Functionalityand Protocols
CCNA Exploration 4. 0CCNA Exploration 4. 0
DNS - Example
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Tài liệu Chapter 2 - Communicating over the Network CCNA Exploration 4.0 docx
...
communications.
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Chapter 2 - Communicating
over the Network
CCNA Exploration 4. 0CCNA Exploration 4. 0
End Devices and their Role on the Network ... include:
– Sending an e-mail to a friend in another country
– Accessing news or products on a website
– Getting files from a neighbor's computer
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Tài liệu Chapter 1 - Living in a Network Centric World CCNA Exploration 4.0 pptx
... Connection-oriented Networks
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Chapter 1 - Living in
a Network Centric World
CCNA Exploration 4. 0CCNA Exploration 4. 0
Học viện mạng Bách khoa -
Website: ... network.
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A Scalable Network Architecture
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Converged Network...
Tài liệu Chapter 10 - Planning and Cabling Networks CCNA Exploration 4.0 ppt
... - Website: www.bkacad.com
Basic Network Media Required to Make a LAN Connection
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Speed and Types of Ports/Interfaces
• The speed : 10/ 100 / 100 0 ... in
accordance with either the
T 568 A or T 568 B standards.
• Use straight-through cables for
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• Use straight-through cables for
t...
Tài liệu Chapter 9 - Ethernet CCNA Exploration 4.0 pptx
...
from 100 Mbps per wire pair to 125 Mbps per wire pair, or
500 Mbps for the four pairs. Each wire pair signals in full
duplex, doubling the 500 Mbps to 100 0 Mbps.
• 100 0BASE-T uses 4D-PAM5 line ... uses two separate encoding steps.
100 0BASE-T Ethernet
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100 0BASE-T Ethernet
• 100 0BASE-T Ethernet provides full-duplex transmission
us...
Tài liệu Chapter 8 - OSI Physical Layer CCNA Exploration 4.0 pdf
... Network Media
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Chapter 8 - OSI Physical Layer
CCNA Exploration 4. 0CCNA Exploration 4. 0
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www.bkacad.com
Characteristics ... 802 .11b but with the bandwidth of
802 .11a.
• IEEE 802 .11n - Is currently in draft form. The proposed standard
defines frequency of 2 .4 Ghz or 5 GHz. The...
Tài liệu Module 7- Data Link Layer CCNA Exploration 4.0 pptx
... for point-to-point topologies.
• In point-to-point connections, the Data Link layer has to consider whether the
communication is half-duplex or full-duplex.
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Follow Data Through an Internetwork
44 Học viện mạng Bách khoa - Website: www.bkacad.com
Data Link Layer Protocols- The Frame
38Học viện mạng Bách k...
CCNA Exploration Semester 1-Chapter 6 pptx
... /28
192. 168 .1 .0
192. 168 .1. 16
192. 168 .1.32
192. 168 .1 .48
192. 168 .1.128
192. 168 .1. 144
192. 168 .1.1 60
192. 168 .1.1 76
00 000 000
00 0 100 00
001 000 00
001 100 00
100 000 00
100 100 00
101 000 00
101 100 00
44 23-Jul-12
192. 168 .1 .48
192. 168 .1. 64
192. 168 .1. 80
192. 168 .1. 96
192. 168 .1.112
192. 168 .1.1 76 ...
44 23-Jul-12
192. 168 .1 .48
192...
Chapter 06 teleworker services
... voice switch.
7
Teleworker Solution Components
4
•
More and more companies are finding it beneficial to have
teleworkers.
The Business Requirements for Teleworker
Services
26
ADSL
•
Splitters ... local
transmission range
(typically less than
100 feet)
36
VPNs and Their Benefits
•
Cost savings: Organizations can use cost-effective, third-
party Internet transport to connect r...
Tài liệu Chapter 5 - OSI Network Layer CCNA Exploration version 4.0 ppt
... known as routing.
4. Decapsulation
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( Refer to 5.1.1 )
Network Layer Fields
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• 8 bits
• Specifies ... 16
• 16 bits
• Identifies the current datagram
Network Layer Fields
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• 3 bits(R, DF. MF)
– R(reserved): set to 0.
– DF...