Ppt on network switching types

Introduction to Computer Networks

Networks Types of networks Types of Networks. Network types Computer networks vary in shape (topology) and size depending on their application. Some of the major types are: Local area networks (LANs). Wide area networks (WANs). Local area networks (wireless and wired) Types of Networks. Local area networks/ communication via the MCGs TIN DIAGRAM Network Hardware and Software. Switch A switch is a computer network device that connects network segments. Network switches are capable of inspecting data packets /


@ONE Spring Hands-On Institute 2-1 Los Medanos College Introduction to Cisco Network Devices Mark McGregor, Instructor April, 2005.

contain broadcast traffic –Only users on the same VLAN will see broadcasts @ONE Spring Hands-On Institute 2-74 Switched networks are secure* On a switched network, Host X should not see unicast traffic from Host A to Internet hosts: INTERNET X Man-in-the-middle/.1q SA and DA MACs 802.1q Tag Type/Length Field Data (max 1500 bytes) CRCNew CRC NIC cards and networking devices can understand this “baby” giant frame (1522 bytes). However, a Cisco switch must remove this encapsulation before sending the frame out/


August 10, 2005 (Week 1) 1 CS 5224 High Speed Networks and Multimedia Networking Dr. Chan Mun Choon Semester 1, 2005/2006 School of Computing National.

) 27Introduction/Basic Concept Recap: different types of networks A network is defined by its “switching mode” and its “networking mode” A network is defined by its “switching mode” and its “networking mode” Circuit switching vs. packet switching Circuit switching vs. packet switching Circuit-switching: switching based on position (space, time, ) of arriving bits Circuit-switching: switching based on position (space, time, ) of arriving bits Packet-switching: switching based on information in packet headers/


Configuring Juniper Networks Routers

a n e Routing Table Programmable ASIC(s) Packet Forwarding Engine (aka “PFE”) Forwarding Table Switch Fabric PIC PIC PIC PIC Deployed in 1000+ networks worldwide Hardware Architecture of Routers ‘Traditional’ CPU-Based Router Forwarding Routing Topology Services Common Processor Forwarding Plane/Show detailed status extensive Show extensive status jeff@host> show ospf route detail Prefix Path Route NH Metric NextHop Nexthop Type Type Type Interface addr/label 10.0.3.3 Intra Area/AS BR IP 6 at-0/3/1.35 10.0./


Communication and Network Concepts

Card (NIC) Each NIC is given a unique physical address called MAC address. How data is transmitted across networks? Switching Techniques are used for transmitting data across networks. 3 types of switching techniques are there. Circuit Switching Message Switching Packet Switching Circuit Switching Physical connection between the two computers is established and then data is transmitted from source to destination computer. When a computer places a telephone call , the/


Chapter 4 Network Layer Computer Networking: A Top Down Approach 6 th edition Jim Kurose, Keith Ross Addison-Wesley March 2012 A note on the use of these.

packets can be transfer from inputs to outputs  often measured as multiple of input/output line rate  N inputs: switching rate N times line rate desirable  three types of switching fabrics memory bus crossbar Network Layer 4-25 Switching via memory first generation routers:  traditional computers with switching under direct control of CPU  packet copied to system’s memory  speed limited by memory bandwidth (2 bus/


雲端計算 Cloud Computing Network Virtualization Open vSwitch.

 … Controller OpenFlow Switch Flow Table Flow Table Secure Channel Secure Channel PC OpenFlow Protocol SSL hw sw OpenFlow Switch specification OpenFlow Switching Flow Table Entry “Type 0” OpenFlow Switch Switch Port MAC src MAC dst Eth type VLAN ID IP Src/, Google, NEC DevoFlow  Practical scalability limits to OpenFlow and modifications to get around them 85 References Network Virtualization with Cloud Virtual Switch S. Horman, “An Introduction to Open vSwitch,” LinuxCon Japan, Yokohama, Jun. 2, 2011.An /


Operating and Configuring a Cisco IOS Device

switch types for France Choose ISDN BRI Switch Type [2]: Configuring interface parameters: Do you want to configure BRI0 (BRI d-channel) interface? [no]: Do you want to configure Ethernet0 interface? [no]: y Configure IP on this interface? [no]: y IP address for this interface: 10.1.1.33 Subnet mask for this interface [255.0.0.0] : 255.255.255.0 Class A network/


Chapter 8: Troubleshooting Converged Networks

, security, and quality of service (QoS)? How will the Lightweight Access Point Protocol (LWAPP) be handled? What type of roaming will the network support? Common wireless integration issues include: Problems at the wireless to wired boundary: Autonomous model - AP has a wired connection to a switch. Split MAC model - Lightweight AP (LWAP) communicates with wireless LAN controller (WLC) using LWAPP. Chapter 8 Summary/


Computer Networking Michaelmas/Lent Term M/W/F 11:00-12:00 LT1 in Gates Building Slide Set 2 Andrew W. Moore 2014-2015 1.

Moore andrew.moore@cl.cam.ac.uk 2014-2015 1 2 Topic 4: Network Layer Our goals: understand principles behind network layer services: – network layer service models – forwarding versus routing (versus switching) – how a router works – routing (path selection) – IPv6 /port number When nth datagram arrives to nth router: – Router discards datagram – And sends to source an ICMP message (type 11, code 0) – Message includes name of router& IP address When ICMP message arrives, source calculates RTT Traceroute does/


Chapter 1:Switching functionality 1. Layer 2 Switching -Devices that forward frames at Layer 2 based on MAC address. 2. Layer 3 Routing-Packets are forwarded.

sees this and adjusts the power allocation for the port accordingly. Configuring PoE: Switch(config)# interface type mod/num Switch(config-if)# power inline{auto[max milli-watts] |static[max milli- watts] |never} Verifying PoE: Switch# show power inline[type mod/num] Voice QoS Delay—As a packet is sent from one network device to another, its delivery is delayed by some amount of time. Jitter/


Automatic Protection Switching Yaakov (J) Stein CTO RAD Data Communications Mar 2012.

Fast ReRoute RFC 6372 – MPLS-TP Survivability Framework RFC 6378 – MPLS-TP Linear Protection Y(J)S APS Slide 6 Traffic types In a network with APS capabilities, there are three types of traffic : protected traffic –traffic that may be rapidly switched to protection channel –at any time it may be on the working channel or protection channel Nonpreemptible Unprotected Traffic (NUT) –noncritical traffic/


Chapter 4: Implementing Inter-VLAN Routing

can also form EtherChannel just like Layer 2. On a multilayer switch, it is easy to configure Layer 2 EtherChannels or Layer 3 EtherChannels, depending on what type of devices connect and depending on their position in the network. The configuration requires that ports on both sides are configured the same way: switch ports (access or trunk) or routed ports. In the figure, the/


Network+ Guide to Networks 5 th Edition Chapter 7 WANs and Remote Connectivity.

advantages and disadvantages Compare the characteristics of WAN technologies, including their switching type, throughput, media, security, and reliability Describe several WAN transmission and connection methods, including PSTN, ISDN, T-carriers, DSL, broadband cable, TM, and SONET Describe multiple methods for remotely connecting to a network Network+ Guide to Networks, 5 th Edition2 WAN Essentials WAN –Network traversing some distance, connecting LANs –Transmission methods dependent on business/


Internet Infrastructure: Switches and Routers

IPTV... Types of Networks Geographical distance Information type Personal Areas Networks (PAN) Local Area Networks (LAN): Ethernet, Token ring, FDDI Metropolitan Area Networks (MAN): DQDB, SMDS (Switched Multi-gigabit Data Service) Wide Area Networks (WAN): IP, ATM, Frame relay Information type data networks vs. telecommunication networks Application type special purpose networks: airline reservation network, banking network, credit card network, telephony general purpose network: Internet Types of Networks/


ICND -1 Interconnecting Cisco Networking Devices Assembled By David Roberts Knowing what you DON’T know is more important than what you DO know. It takes.

switch between two of the PC’s. Use the crossover to bypass the switch between two of the PC’s. Module 3 - Wireless Local Area Networks  Wireless Encryption Types: WEP  Short for Wired Equivalent Privacy, a security protocol for wireless local area networks/ Routing A distance-vector routing protocol is one of the two major classes of routing protocols used in packet-switched networks for computer communications, the other major class being the link-state protocol. A distance-vector routing protocol uses /


[30/1/02 -02] The LRIC model of UK mobile network costs, developed for Oftel by Analysys, September 2001 A Manual for the Oftel model Working paper for.

principles Bottom-up A ‘scorched-node’ approach was adopted, so that the network design reflects the actual number of base stations and switch sites currently deployed w a scorched-node deployment is one that evolves over time/ interconnect ports interswitch ports are also driven by interswitch traffic (routeing weighted sum of all relevant traffic types), capacity and utilisation inputs The modelNetwork design 107 Interswitch transmission Transmission utilisationNumber of interswitch circuits Number of /


APNOMS2002 Tutorial, Young-Tak Kim, Advanced Networking Technology Lab. (ANT Lab.), YeungNam Univ. 1 DiffServ-aware-MPLS Networking: a Promising Traffic.

Bandwidth User LSPInner Tunnel LSP Outer Tunnel LSP (C) Recursive Bandwidth Borrowing APNOMS2002 Tutorial, Young-Tak Kim, Advanced Networking Technology Lab. (ANT Lab.), YeungNam Univ. 65 Fault Restoration in MPLS Network APNOMS2002 Tutorial, Young-Tak Kim, Advanced Networking Technology Lab. (ANT Lab.), YeungNam Univ. 66 Protection Switching Types (b) 1+1 Path Restoration (a) 1:1 Path Restoration... working path(N) backup path (c) 1/


MULTIMEDIA SYSTEMS IREK DEFEE MULTIMEDIA SYSTEMS NETWORKING.

WITH SOME GUARANTEE ONLY. MULTIMEDIA SYSTEMS IREK DEFEE HOW STREAMING CAN BE ENSURED IN NETWORKING? THERE ARE THREE BASIC TYPES OF NETWORKING -CIRCUIT SWITCHING - CONNECTION IS ’SWITCHED’ BEFORE SENDING DATA (”PHONE”) -PACKET SWITCHING – DATA ARE ORGANIZED IN PACKETS. EACH PACKET CARRIES ADDRESSES MULTIMEDIA SYSTEMS IREK DEFEE - CELL SWITCHING – BETWEEN CIRCUIT AND PACKET SWITCHING ”PACKETS ARE SWITCHED” (TECHNOLOGY CALLED ATM – ASYNCHRONOUS TRANSFER MODE) ALL THESE SYSTEMS HAVE VARIOUS POSIIVE AND/


Network Layer 4-1 Chapter 4: Network Layer Chapter goals:  understand principles behind network layer services:  network layer service models  forwarding.

packets can be transferred from inputs to outputs  often measured as multiple of input/output line rate  N inputs: switching rate @ N times line rate desirable  three types of switching fabrics memory bus crossbar Network Layer 4-25 Switching Via Memory First generation routers:  traditional computers with switching under direct control of CPU  packet copied to system’s memory  speed limited by memory bandwidth (2 bus/


Optical Fibre Communication Systems

to many Multicast: many to many Network Span Local / Metro Area Network Wide Area Network Long Haul Network Data Rates Voice 64kbps Video 155Mbps, etc. Service Types Constant or Variable bit rate Messaging Quality of Service Fully Connected, Un-switched Network Ports Problem limited and could not scale to thousands or millions of users Solution - switched network Switched Network Pervasive, high-bandwidth, reliable, transparent Optical Network - Issues Capacity 2.5 Gb/s/


CSIS 6251 CSIS 625 Week 8 Switching, ISDN, X.25 Frame Relay, ATM Copyright 2001 - Dan Oelke For use by students of CSIS 625 for purposes of this class.

type devices. Device knows how to take individual characters and put them into a packet –And the inverse –PAD knows how to handle Enter key, arrow keys, etc. –PAD can handle local echo, line buffering, etc. A PAD is a DTE to the X.25 network A PAD is a DCE for a dumb-terminal CSIS 62538 Frame Relay Also a packet Switched/


The Optical Networking Taxonomy

WDM flavors) collecting traffic from end-offices to the core hub nodes in the core IOF network. The core nodes consist of several ‘switchingnetwork elements - circuit switching (e.g., SONET DCSs, OXCs) and packet switching (e.g., ATM switches, IP/MPLS routers) - that are interconnected through either SONET/WDM BLSR type rings or mesh architectures. Similarly, the backbone IXC COs are connected via either SONET rings/


ECE544: Communication Networks-II, Spring 2010 D. Raychaudhuri Lecture 3 Includes teaching materials from J. Kurose, L. Peterson and ATM Forum tutorials.

delay, but high overhead) –5 Byte Header –48 Byte Payload Fixed Size (easy switch implementation, but padding overhead) Header contains virtual circuit information Payload can be voice, video or other data types Header 5 Bytes 48 Bytes Payload A ATM Adaptation Layer (AAL) Only at edge of ATM network (end system) Roughly analogous to Internet transport layer Provides mapping Of applications (IP or/


Chapter 4 Network Layer A note on the use of these ppt slides:

Indicate where IP lookup ended on previous node (Bremler-Barr SIGCOMM 99) Network Layer Types of network switching fabrics Memory Crossbar interconnection Multistage interconnection Bus Network Layer Types of network switching fabrics Issues Switch contention Packets arrive faster than switching fabric can switch Speed of switching fabric versus line card speed determines input queuing vs. output queuing Network Layer Switching Via Memory First generation routers: packet copied by system’s (single) CPU/


Ion Stoica, Spring 2001 1 CS 268: Graduate Computer Networks – Spring 2002  Instructors -Ion Stoica 645 Soda Hall) -Kevin Lai.

and photons as communication medium  Links: fiber, copper, satellite, …  Switches: mechanical/electronic/optical, crossbar/Banyan  Protocols: TCP/IP, ATM, MPLS, SONET, Ethernet, PPP, X.25, FrameRelay, AppleTalk, IPX, SNA  Functionalities: routing, error control, congestion control, Quality of Service (QoS)  Applications: FTP, WEB, X windows,... Ion Stoica, Spring 2001 15 Types of Networks  Geographical distance -Local Area Networks (LAN): Ethernet, Token ring, FDDI -Metropolitan Area/


VoIP and SS7 Chapter 7.

鍵,並將按鍵結果之DTMF回傳給SCP,用來決定該項服務的進行。 Class 4 Tandem Switch Class 5 End Office Switch Circuit Switched Network The Telephone Network [2/2] 5 Basic Components in Intelligent Networks SSP/Service Switching Point switching, service invocation STP/Service Transfer Point /multiplexed; must be the first chunk COOKIE ACK INIT Chunk Advertised Receiver Window Credit (a_rwnd) Number of Outbound Streams Type = 1 Chunk Flags Chunk Length Initial TSN (Transmission Sequence Number) . . . 16 31 15 Initial Tag/


Chapter 7 Halloween Version 1.0

(QoS) information that enables the setting of very precise priorities among different types of transmissions (i.e., voice, video & e-mail). ATM is scaleable. It is easy to multiplex basic ATM circuits into much faster ATM circuits. Asynchronous Transfer Mode (ATM) ATM is a switched network but differs from switched ethernet and switched token ring in four ways: 1. ATM uses fixed-length packets of/


Chapter 8 Backbone Networks.

Much easier to assign computers to different segments More complex and so far usually used for larger networks Basic VLAN designs: Single switch VLANs Multi-switch VLANs Single Switch VLAN Collapsed Backbone acting as a large physical switch Computers assigned to different LANs by software Switch Types of Single Switch VLANs Port-based VLANs (Layer 1 VLANs) Use physical layer port numbers on the front of the VLAN/


Router Architecture.

to achieve the overall goal of forwarding packets Architectural perspective: considered as an interconnection of different types of cards running specialized software and How the functional modules are implemented in practice. Elements of a/Table Fwding Table MAC MAC Typically <50Gb/s aggregate capacity Third Generation Routers Switching fabric is an interconnection network (e.g., a crossbar switch) Distributed architecture: Interface cards operate independently No centralized processing for IP forwarding /


1 Agenda  History of IP Backbones  The Emerging Two Layer NetworkNetwork Platforms  Standards and Forums  GMPLS.

Network UNI 35 Traditional MPLS Applications Traffic Engineering Layer 3 RoutingTraffic Engineered LSP Source Destination VPNs FT/VRS Site 2 Site 3 Site 1 Site 3 Site 2 CPE PE P P P P P FT/VRF CPE FT/VRF 36 Generalized MPLS (GMPLS)  Traditional MPLS supports packet & cell switching  Extends MPLS to support multiple switching types  TDM switching (SDH/SONET)  Wavelength switching (Lambda)  Physical port switching/


Understanding Operating Systems Sixth Edition

a router with several packets queued for transmission can send the higher priority packets first. Understanding Operating Systems, Sixth Edition Software Design Issues Connection Models Packet switching (cont’d) Packet switching networks are more reliable than other types because most nodes are connected by more than one link, so that if one circuit should fail, a completely different path may be established between nodes/


CSIT560 by M. Hamdi1 Internet Infrastructure: Switches and Routers Mounir Hamdi Head & Chair Professor, Computer Science and Engineering Hong Kong University.

M. Hamdi19 Types of Networks Geographical distance –Body Area Networks (BAN) –Personal Areas Networks (PAN) –Sensor Networks –Local Area Networks (LAN): Ethernet, Token ring, FDDI –Metropolitan Area Networks (MAN): DQDB, SMDS (Switched Multi-gigabit Data Service) –Wide Area Networks (WAN): IP, ATM, Frame relay Information type –data networks vs. telecommunication networks Application type –special purpose networks: airline reservation network, sensor networks, banking network, credit card network, telephony/


Chapter 6: Topologies and Access Methods

maintains the timing for ring passing Network + Token Ring (continued) Token Ring Switching Token Ring networks can take advantage of switching to better utilize limited bandwidth A Token Ring switch can subdivide a large network ring into several smaller network rings Token Ring technology does not allow collisions Network + Token Ring (continued) Token Ring Frames Token Ring networks may use one of two types of frames: the IEEE 802.5/


5: DataLink Layer5-1 Chapter 5 Link Layer and LANs Computer Networking: A Top Down Approach Featuring the Internet, 3 rd edition. Jim Kurose, Keith Ross.

link layer r Framing (special pre-amble within frame) r Physical addressing (6 byte hardware addresses) r Demux to upper protocol (type field in header) r Flow control (none) r Error detection and correction (CRC-32) r Reliable delivery (none) r /Internet as logical link connecting IP routers m just like dialup link is really part of separate network (telephone network) 5: DataLink Layer5-141 Multiprotocol label switching (MPLS) r initial goal: speed up IP forwarding by using fixed length label (instead of /


ECE544: Communication Networks-II, Spring 2009 H. Liu Lecture 3 Includes teaching materials from D. Raychaudhuri, J. Kurose, and ATM Forum tutorials.

Small Size (low delay, but high overhead) –5 Byte Header –48 Byte Payload Fixed Size (easy switch implementation, but padding overhead) Header contains virtual circuit information Payload can be voice, video or other data types Header 5 Bytes 48 Bytes Payload A ATM Vision ATM network moves cells (fixed length packets) with low delay and low delay variation at high speeds Devices at/


Introducing ISDN Telephone companies developed ISDN (Integrated Services Digital Network) as part of an effort to standardize subscriber services. This.

upon the switch type, you may or may not get all of the steps show above. Short Term Memory To establish an ISDN call, the D channel is used between the router and the ISDN switch to control functions such as call setup, signaling, and termination. Signal System 7 (SS7) signaling is used between the switches within the service provider network. These functions are implemented/


Chapter 4 Network Layer Computer Networking: A Top Down Approach 6 th edition Jim Kurose, Keith Ross Addison-Wesley March 2012 All material copyright 1996-2012.

packets can be transfer from inputs to outputs  often measured as multiple of input/output line rate  N inputs: switching rate N times line rate desirable  three types of switching fabrics memory bus crossbar Network Layer 4-25 Switching via memory first generation routers:  traditional computers with switching under direct control of CPU  packet copied to system’s memory  speed limited by memory bandwidth (2 bus/


Chapter 5: Networking Hardware

can be programmed to filter out certain types of frames As nodes transmit data through the bridge, the bridge establishes a filtering database (also known as a forwarding table) of known MAC addresses and their locations on the network Network + Switches Switches are connectivity devices that subdivide a network into smaller logical pieces, or segments Switches interpret MAC address information Most switches have an internal processor, an operating/


Network Layer 4-1 Chapter 4 Network Layer. Network Layer 4-2 Chapter 4: Network Layer Chapter goals:  understand principles behind network layer services:

packets can be transfer from inputs to outputs  often measured as multiple of input/output line rate  N inputs: switching rate N times line rate desirable  three types of switching fabrics memory bus crossbar Network Layer 4-25 Switching Via Memory First generation routers:  traditional computers with switching under direct control of CPU  packet copied to system’s memory  speed limited by memory bandwidth (2 bus/


Oct 2004 Principles of Communication Networks 1 Source books D. Bertsekas and R. Gallager. Data Networks, 2 nd Ed., 1992. P- H. S. Keshav. An Engineering.

to an input port of a switch have to be moved to one or more of the output ports Oct 2004 Principles of Communication Networks 4 Outline switching - general Packet switching  General  Type of switchesSwitch generations  Buffer placement Port mappers Buffer Placement Dropping policies Oct 2004 Principles of Communication Networks 5 Types of switching elements Telephone switchesswitch samples Datagram routers  switch datagrams ATM switchesswitch ATM cells Oct 2004 Principles of Communication/


CPSC 463 Networks and Distributed Processing

leaky bucket algorithm • CLP in ATM header • Frame Relay comparisons Routing IISP (Interim Inter-switch Signaling Protocol) PNNI (Private Network-Network Interface) Phase 1 Phase 2 IISP Interim Signaling Routing via manually configured NSAP prefixes Allowed multi-/Routing Control Token Frame Trailer Routing Control 00B1 00A0 Routing Information Field Routing Information Field Source Route Frame Types Four types of Source Route frames: Single Route Explorer (SRE) Also known as Spanning Tree Explorers (STE) /


High-Speed Internet Switches and Routers

IPTV... Types of Networks Geographical distance Information type Personal Areas Networks (PAN) Local Area Networks (LAN): Ethernet, Token ring, FDDI Metropolitan Area Networks (MAN): DQDB, SMDS (Switched Multi-gigabit Data Service) Wide Area Networks (WAN): IP, ATM, Frame relay Information type data networks vs. telecommunication networks Application type special purpose networks: airline reservation network, banking network, credit card network, telephony general purpose network: Internet Types of Networks/


CSCI 547 Network Layer4-1 Chapter 4 Network Layer Read the paper (IP Addressing) US/501302.pdf#search=%22understanding%20ip%20a.

Physical layer: bit-level reception Data link layer: e.g., Ethernet see chapter 5 CSCI 547 Network Layer4-28 Three types of switching fabrics 1: 2: 3: CSCI 547 Network Layer4-29 Switching Via Memory First generation routers: r earlier routers (often just a computer) with switching under direct control of CPU r packet copied to system’s memory r speed limited by memory bandwidth (2/


ECE544: Communication Networks-II, Spring 2011 D. Raychaudhuri Lecture 3 Includes teaching materials from J. Kurose, L. Peterson and ATM Forum tutorials.

delay, but high overhead) –5 Byte Header –48 Byte Payload Fixed Size (easy switch implementation, but padding overhead) Header contains virtual circuit information Payload can be voice, video or other data types Header 5 Bytes 48 Bytes Payload A ATM Adaptation Layer (AAL) Only at edge of ATM network (end system) Roughly analogous to Internet transport layer Provides mapping Of applications (IP or/


1 Jim Binkley Elements of Network Design Jim Binkley

linux host –you have to install the package... –how can you tell if you are on a switched port or not? 86 Jim Binkley RSN: network interior QOS u IP type of service combined with network- based packet queuing scheduling coming back (not end to end, just switch mesh) u IEEE 802.1P - combined with tags to say layer 2 priority u IETF diff-serv/


Backbone Networks. Copyright 2005 John Wiley & Sons, Inc8 - 2 Backbone Networks High speed networks linking an organization’s LANs –Making information.

of the bridge By reading the source addresses on incoming frames and recording this information in forwarding tables Data link layer devices –Connecting similar type of networks But they can connect different types of cable Not popular anymore –Losing market share to layer 2 switches as the latter become cheaper and more powerful Copyright 2005 John Wiley & Sons, Inc8 - 7 Routers Operate at the/


Copyright 2005 John Wiley & Sons, Inc8 - 1 Business Data Communications and Networking 8th Edition Jerry Fitzgerald and Alan Dennis John Wiley & Sons,

of the bridge By reading the source addresses on incoming frames and recording this information in forwarding tables Data link layer devices –Connecting similar type of networks But they can connect different types of cable Not popular anymore –Losing market share to layer 2 switches as the latter become cheaper and more powerful Copyright 2005 John Wiley & Sons, Inc8 - 9 Routers Operate at the/


Chapter Six Networking Hardware.

Identify functions of LAN connectivity hardware Install and configure a network adapter (network interface card) Identify problems associated with connectivity hardware Objectives Describe the factors involved in choosing a network adapter, hub, switch, or router Describe the functions of repeaters, hubs, bridges, switches, and gateways Describe the uses and types of routing protocols Network Adapters Also called network interface cards (NICs) Connectivity devices enabling a workstation, server, printer/


Chapter 5: The Data Link Layer r Application r Transport r Network r data link layer service m Moving data between nearby network elements Move data between.

can automatically determine a user’s VLAN assignment based on either/or: m MAC / logical address / protocol type r When connected to an unassigned port, the switch dynamically configures the port with the correct VLAN Virtualization of networks Virtualization of resources: powerful abstraction in systems engineering: r computing examples: virtual memory, virtual devices m Virtual machines: e.g., java m IBM VM os/


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