IntroductionMaster Class 2Network types & InternetJosep Bardallo - 2012
29 / 10 / 2012Josep BardalloNetwork “A computer network, or simply a network, is a collection ofcomputers and other hardw...
39 / 10 / 2012Josep BardalloNetwork Types. By geographical scope. Local Area Networks (LAN) Personal Area Networks (PAN)...
49 / 10 / 2012Josep BardalloNetwork types: Public or dedicated networks.Remote WorkersHeadQuartersMobileWorkersBusiness Si...
5 “Private Network” using Public Networks. There are a lot of encryption technologiesused. Most common today: VPN-SSL9 / ...
69 / 10 / 2012Josep BardalloNetwork types: Wireless Networks. Not connected by cables. Types: PAN (personal) : Bluetoot...
79 / 10 / 2012Josep BardalloNetwork types: Wireless Networks capacity.
89 / 10 / 2012Josep BardalloNetwork types: Wireless Networks evolution.
99 / 10 / 2012Josep BardalloWide area network (WAN). Covering a large geographical Area. A large variety of technologiesM...
109 / 10 / 2012Josep BardalloLAN: Local Area Networks. Higher data transfer rates, smaller geographic range, and no need ...
119 / 10 / 2012Josep BardalloLAN: Local Area Networks. Ethernet. Up to 100 Gb/s rates Devices used: Switches, network ca...
129 / 10 / 2012Josep BardalloIntranet / Extranet / Internet Intranet is the generic term for a collection of private comp...
139 / 10 / 2012Josep BardalloInternet Internet is a worldwide system of computer networks - a network of networks - in wh...
149 / 10 / 2012Josep BardalloInternet: Networks and basic systems Internet is based in interconnected networks and core s...
159 / 10 / 2012Josep BardalloInternet: new …. But fast growingThe commercial Internet is now about 20 years old
169 / 10 / 2012Josep BardalloInternet Devices : Is a fact, mobile is the present
179 / 10 / 2012Josep BardalloInternet devices: mobile networks are growing
189 / 10 / 2012Josep BardalloInternet access in the future: Wireless
199 / 10 / 2012Josep BardalloMobile growing faster in Asia (India) & Africa
209 / 10 / 2012Josep BardalloMobile, Internet & new businessGrowth of mobilemore applicationsNew Business opportunities
219 / 10 / 2012Josep BardalloNetwork convergence Network convergence refers to the provision of telephone, video and data...
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M1 network types & internet

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Transcript of "M1 network types & internet"

  1. 1. IntroductionMaster Class 2Network types & InternetJosep Bardallo - 2012
  2. 2. 29 / 10 / 2012Josep BardalloNetwork “A computer network, or simply a network, is a collection ofcomputers and other hardware components interconnected bycommunication channels that allow sharing of resources andinformation”
  3. 3. 39 / 10 / 2012Josep BardalloNetwork Types. By geographical scope. Local Area Networks (LAN) Personal Area Networks (PAN) Home Area Networks (HAN) Wide Area Networks (WAN) Campus Networks Metropolitan Area Networks (MAN) Enterprise Private Networks Backbone Networks (BBN) Global Area Networks (GAN) NFC Internet ……………
  4. 4. 49 / 10 / 2012Josep BardalloNetwork types: Public or dedicated networks.Remote WorkersHeadQuartersMobileWorkersBusiness Sites?Home workersRegionalofficesBranch officesRemote office?Privates lines?IP Network(i.e Internet)
  5. 5. 5 “Private Network” using Public Networks. There are a lot of encryption technologiesused. Most common today: VPN-SSL9 / 10 / 2012Josep BardalloNetwork types: VPN (Virtual private Network).InternetTunnelingTunnelingL2FL2FL2TPL2TPPPTPPPTPGRE (L3)GRE (L3)IPSECIPSECSSLSSLEncriptedEncriptedRC4RC4DESDESAESAES
  6. 6. 69 / 10 / 2012Josep BardalloNetwork types: Wireless Networks. Not connected by cables. Types: PAN (personal) : Bluetooth,NFC, etc. LAN : Wi-Fi (IEEE 802.11standard) MAN and WAN: Wi-Max(802.16) and otherstechnologies Cellular: GSM, etc
  7. 7. 79 / 10 / 2012Josep BardalloNetwork types: Wireless Networks capacity.
  8. 8. 89 / 10 / 2012Josep BardalloNetwork types: Wireless Networks evolution.
  9. 9. 99 / 10 / 2012Josep BardalloWide area network (WAN). Covering a large geographical Area. A large variety of technologiesMobile UsersTelecommutersBranchSitesPartnersCustomersMPLSATMFrame RelayLeasedLinesIP-VPNInternet
  10. 10. 109 / 10 / 2012Josep BardalloLAN: Local Area Networks. Higher data transfer rates, smaller geographic range, and no need for leasedtelecommunication lines Ethernet (wired) or Wi-fi technologies used
  11. 11. 119 / 10 / 2012Josep BardalloLAN: Local Area Networks. Ethernet. Up to 100 Gb/s rates Devices used: Switches, network cards, hubs (obsolete)
  12. 12. 129 / 10 / 2012Josep BardalloIntranet / Extranet / Internet Intranet is the generic term for a collection of private computer networks within anorganization. Extranet is a computer network that allows controlled access from the outside forspecific business or educational purposes.
  13. 13. 139 / 10 / 2012Josep BardalloInternet Internet is a worldwide system of computer networks - a network of networks - in whichusers at any one computer can get information from any other computer. The most usedservices is Web (www), but there also other services like ftp, email, news, etc. Created in 1969 in USA based on ARPANET
  14. 14. 149 / 10 / 2012Josep BardalloInternet: Networks and basic systems Internet is based in interconnected networks and core systems
  15. 15. 159 / 10 / 2012Josep BardalloInternet: new …. But fast growingThe commercial Internet is now about 20 years old
  16. 16. 169 / 10 / 2012Josep BardalloInternet Devices : Is a fact, mobile is the present
  17. 17. 179 / 10 / 2012Josep BardalloInternet devices: mobile networks are growing
  18. 18. 189 / 10 / 2012Josep BardalloInternet access in the future: Wireless
  19. 19. 199 / 10 / 2012Josep BardalloMobile growing faster in Asia (India) & Africa
  20. 20. 209 / 10 / 2012Josep BardalloMobile, Internet & new businessGrowth of mobilemore applicationsNew Business opportunities
  21. 21. 219 / 10 / 2012Josep BardalloNetwork convergence Network convergence refers to the provision of telephone, video and datacommunication services within a single network.

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