Có 16+ tài liệu thuộc chủ đề "Bài giảng Thiết kế mạng"
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Mạng Máy Tính Mạng Máy Tính. Nhập môn mạng máy tính Lương Việt Nguyên. z Mạng máy tính là một hệ thống các máy tính tự trị (Autonomous Computer) được kết nối với nhau bới các đường truyền vật lý và theo một kiến trúc nào đó.. Các máy tính xử lý thông tin của người sử dụng - (Host)...
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Mạng Máy Tính Mạng Máy Tính. Nhập môn mạng máy tính Lương Việt Nguyên. z Mạng máy tính là một hệ thống các máy tính tự trị (Autonomous Computer) được kết nối với nhau bới các đường truyền vật lý và theo một kiến trúc nào đó.. Các máy tính xử lý thông tin của người sử dụng - (Host)...
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TopDown Network Design. Network design should be a complete process that matches business needs to . Layers of the OSI Model. The logical model represents the basic building blocks, divided by function, and the structure of the system. TopDown Network Design Steps. Network Design Steps. Phase 2 – Logical Network Design. Phase 3 – Physical Network Design. Phase 4 – ...
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TopDown Network Design. Analyzing Technical Goals and Tradeoffs. Technical Goals. Scalability refers to the ability to grow. Flat network designs, for example, don’t scale well. Number of sites to be added. What will be needed at each of these sites – How many users will be added. How many more servers will be added. Availability can be expressed as a ...
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Characterizing the Existing Internetwork. “If we could first know where we are and . whither we are tending, we could better judge what to do and how to do it.”. Characterize the existing internetwork in terms of: . Logical structure (modularity, hierarchy, topology). Physical structure. Addressing and naming – Wiring and media. Architectural and environmental constraints – Health . Gigabit...
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Traffic flow. Traffic Flow. Traffic Flow Example. App 1 108 Kbps App 2 60 Kbps App 3 192 Kbps App 4 48 Kbps App 7 400 Kbps Total 808 Kbps. App 1 48 Kbps App 2 32 Kbps App 3 96 Kbps App 4 24 Kbps App 5 300 Kbps App 6 200 Kbps App 8 1200 Kbps Total 1900...
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Bridge A ID C.AA.AA.AA. Root Bridge A Bridge A ID C.AA.AA.AA. Bridge A Bridge A ID C.AA.AA.AA. LAN Segment 3
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Designing Models for Addressing and Naming. Guidelines for Addressing and Naming. Use a structured model for addressing and naming. Central or distributed authority for addressing and naming. Static or dynamic addressing and naming. American Registry for Internet Numbers (ARIN) serves North America and parts of the Caribbean. Latin American and Caribbean Internet Addresses Registry (LACNIC) serves Latin America and parts ...
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Selecting Switching and Routing Protocols. Distancevector and linkstate protocols – Interior and exterior. Selection Criteria for Switching and Routing Protocols. Tagging protocol – Cisco proprietary. Tagging protocol – IEEE standard. Selecting Routing Protocols. Dynamic versus static and default – Distancevector versus linksate – Classful versus classless. Interior Versus Exterior Routing Protocols. Interior routing protocols are used within an autonomous system....
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TopDown Network Design. Developing Network Security Strategies. Network Security Design The 12 Step Program. Identify network assets 2. Analyze security risks. Analyze security requirements and tradeoffs. Develop a security plan 5. Define a security policy. The 12 Step Program (continued). Achieve buyin from users, managers, and technical staff. Train users, managers, and technical staff 10. Test the security and update ...
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Developing Network Management Strategies. Network Management. Network Management Design. Proactive Network Management. Network Management Processes According to the ISO. Network Management Components. An agent is networkmanagement software that resides in a managed device. A networkmanagement system (NMS) runs applications to display management . Network Management Architecture. Simple Network Management Protocol (SNMP). Most popular network management protocol. Develop a network management ...
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Selecting Technologies and Devices for Campus Networks. Coaxial Twisted-Pair. Shielded Twisted-Pair (STP) Unshielded Twisted-Pair (UTP). TwistedPair Cabling. Shielded Twisted Pair (STP). Unshielded Twisted Pair (UTP). Also used in 10Mbps Ethernet (10BaseT Ethernet). 10Mbps Ethernet (becoming obsolete). 100Mbps Ethernet . 1000Mbps (1Gbps or Gigabit) Ethernet. 10 Mbps Ethernet. IEEE 802.3 10Mbps Ethernet . 2 multimode optical fibers. 2 multimode optical fibers...
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Remote access networks. End user remote access devices – Central site remote access devices – VPN concentrators. Selection Criteria. Remote Access Technologies. Frame Relay. Frame Relay (continued). Selection Criteria for Remote Access Devices. Remote access networks – WANs. End user remote access devices. Central site remote access devices
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Start capturing network traffic on the protocol analyzer on Network A.. Start capturing network traffic on the protocol analyzer on Network B.. Display data on Network A’s protocol analyzer and verify that the analyzer captured a TCP SYN packet from the workstation. Display data on Network B’s protocol analyzer and
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Meet Quality of Service (QoS) requirements. IP Type of Service Field. The type of service field in the IP header is divided into two subfields. The 4bit type of service subfield supports four types of service. Although IP precedence is still used, the type of service subfield was hardly ever used. Type of Service Total Length. Type of Service Subfield....
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TopDown Network Design. Documenting Your Network Design. Contents of a Network Design Document. Results of network design testing. Recommendations for deploying the network design. Network design testing results