Internet
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Transcript of Internet
![Page 1: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/1.jpg)
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INTERNET
BIENVENIDOS
A LA CLASE DE
![Page 3: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/3.jpg)
1. Cual es la diferencia entre internet y WWW
2. Cual fue el origen histórico del INTERNET
PARA INICIAR
RESPONDE EN GRUPOS
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INTERNETINTERCONEXIÓN
CONEXIÓN ENTRE EQUIPOS
![Page 5: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/5.jpg)
INTERNET
HISTORIA:
ARPANET - U
DARPANET - EU
CERNET - EUROPA
NORSAN - NORUEGA
SPUNIK - RUSIA
![Page 6: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/6.jpg)
INTERNET
NTP - NETWORK CONTROL PROGRAM - ARPANET
TCP – PROTOCOLO DE CONTROL DE TRANSMISION
IP – INTERNET PROTOCOL – PROTOCOLO DE INTERNET
![Page 7: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/7.jpg)
Protocolo de Control de Transmisión (TCP)
Protocolo de Internet (IP)
URL – Uniform resource locator – localizador de recursos
HTTP (HyperText Transfer Protocol)
ARP resolución de direcciones
FTP (File Transfer Protocol) transferencia de archivos
SMTP (Simple Mail Transfer Protocol)
y el POP (Post Office Protocol) para correo electrónico
TELNET para acceder a equipos remotos, entre otros.
PROTOCOLOS
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DNS - DOMAIN NAME SYSTEM
ICANN
corporación de internet para
los nombres y los números
asignados
![Page 9: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/9.jpg)
• Dominios genéricos: com, net, org, mil, edu, gov,
• Dominios geográficos: pe,co,cl,mx,es
• otros dominios: nfo,tv,biz,cc,ws,pro,med,aero,coop,museum,
DOMINIOS
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World Wide Web
WWWTIM BERNERS - LEE
![Page 11: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/11.jpg)
DNS
Video de youtube - la historia del interneten 9 minutos
URL
http://www.youtube.com/watch?feature=player_detailpage&v=gjY3Vr03tZE
URL VS DNS
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Terrestre
INTERNET Y SUS
CAMBIOS
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Microondas
INTERNET Y SUS
CAMBIOS
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Satelital
INTERNET Y SUS
CAMBIOS
![Page 15: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/15.jpg)
Satelital
INTERNET Y SUS
CAMBIOS
![Page 16: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/16.jpg)
Inhalambrico
INTERNET Y SUS
CAMBIOS
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Bluetooth
INTERNET Y SUS
CAMBIOS
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PAN – PERSONAL AREA NETWORK – RED DE AREA PERSONAL – CAFÉ INTERNET
CAN – CAMPUS AREA NETWORK – RED DE AREA CAMPUS - OFICINAS
LAN - LOCAL AREA NETWORK - REDES DE ÁREA LOCAL – EDIFICIOS
MAN – METROPOLITAN A. NETWORK – RED DE AREA METROPOLITANA - CIUDAD
WAN –WIDE AREA NETWORK – REDES DE AREA AMPLIA – PAISES
TIPOS DE REDES
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ELEMENTOS DE LA CONEXIÓN A
LA WWW
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Modem
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Firewall
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Router
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Proxy – oculta IP
![Page 26: Internet](https://reader030.fdocuments.es/reader030/viewer/2022032715/55ad8ae81a28abb5278b4687/html5/thumbnails/26.jpg)
Gateway – Lan y wan
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UTP
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ADSL
FIBRA ÓPTICA
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PROGRAMAS: ccleaner, TuneUp, Combo Fix, Ashampoo
SIN PROGRAMAS:
• Eliminación de Temporales, Cookies, historial, Papelera de reciclaje
• Capacidad del equipo
• Componentes del equipo: Flash, java, Shockwave
• Programacion del equipo para evitar errores de WEB
• Fireware, redes publicas, antivirus, update, descargas, Spyware, spam, troyanos.
MANTENIMIENTO DE LA HERRAMIENTAS WEB
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• CAÍDAS DE SERVIDOR
• CORTES DE SUMINISTRO DE ENERGÍA
• CAÍDAS DE TENSIÓN
• FALLOS DE HARDWARE
• FALTA DE ESPACIO EN DISCO
FALLOS MAS FRECUENTES EN LA WWW
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ACCESOS DE SEGURIDAD• ACCESOS NO AUTORIZADOS. • SNIFFING. • VULNERACIÓN DE PASSWORDS
ESPIONAJE DE REDES Y SISTEMAS
• TCPDUMP SHIPS (LA MAYORÍA CON DISTRIBUCIÓN A TRAVÉS DE LINUX).
• SNOOP. • MS SMS. • SNIFFER. • ABIRNET SESSIONWALL
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¿CÓMO PUEDE UN HACKER RASTREAR LAS REDES?
• CORREO DE ENTRADA Y SALIDA DE INTERNET (SMTP).
• ARCHIVOS TRANSFERIDOS (FTP; SMB). • ACTIVIDAD DE NAVEGADOR (HTTP). • SESIONES TELNET (TELNET). • PASSWORDS (FTP, TELNET, SMB). • PISHING – OJO• WARDRIVING• WARSPAMMING
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BU
SCA
DO
RE
S -S
PID
ER
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DIRECCION IP
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GRACIAS,AHORA
CONTINUAMOS CON EL EXAMEN