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7/25/2019 ALCATEL-LUCENT SCALABLE IP NETWORK.pptx
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ALCATEL-LUCENTSCALABLE IP
NETWORK
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Certificaciones Alcatel-Lucent
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Cursos y Exmenes
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Programa de exmenes
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Temas de Examen ASIN
Mdulo 1: Internet Overview.
Mdulo 2: Service Router Components and CLI.
Mdulo 3: Data Link Overview.
Mdulo 4: Layer 3 and IP Services.
Mdulo 5: IP Routing Protocols Basics.
Mdulo 6: Services Overview.
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Alcatel-Lucent Scalable IP Networks
Modulo 1 Interne Overview
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Obeti!os del "#dulo
Identificar y describir los componentes bsicos de Internet.
Describir las caractersticas de las capas TCP/IP
Describir como trabaja cada capa del modelo TCP/IP
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Internet Overview
Seccin 1 Co!onentes de Internet
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Qu es internet
!s un sistema "lobal de redes interconectadas
!s una red interconectada de redes #ue permite a un I$P buscar
cual#uier I$P en el mundo
!l Internet es un sistema mundial de redes #ue se basa en "ranmedida en las intercone%iones proporcionadas por los pro&eedores
de ser&icios de Internet 'I$P() pro&eedores de contenido y los puntos
de intercambio de Internet re"ionales
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Qu es internet
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Internet Ser!ice Pro!ider and Content Pro!ider
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Internet Ser!ice Pro!ider $ISP%
Una organizacin que provee servicio de internet y acceso a varios content
provider
Content Pro!ider
Una organizacin o individual que crea o distribuye contenido para el internet
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Internet Exc&ange Point $I'P%
Una infraestructura fsica que permite cambiar trfico de internet entre ISP
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Point of Presence $POP%
Una local fsico donde el ISP agrega las conexiones de sus clientes y los
conecta a internet
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Internet Overview
Seccin" Modelo #CP$IP
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ARQUITECTURA TCP/IP
Interfaz de Red
Internet
Transporte
Aplicacin
INTERNET
Interfaz de Red
Internet
Transporte
Aplicacin
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FUNCIONES DE LAS CAPAS TCP/IP
Ca(a de Interfa) de *edColoca y recibe los paquetes CP!IP del medio de la red"
Permite que CP!IP sea independiente del medio"
LAN# $t%ernet& o'en ring& etc"
WAN# (")*& +rame ,elay y nuevas tecnologas -./0"
Ca(a de Internet$s responsable del direccionamiento& encapsulamiento y
enrutamiento"
1os principales protocolos son# IP& IC/P& I2/P y
.,P-30"
4frece dos tipos de servicios#Circuito virtual y 5atagrama
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5efine los protocolos que las aplicacin utilizarn para intercambiar sus datos"
Proporciona dos tipos de servicios a las aplicaciones#
Servicio de datagramau orientado a no conexin
-6o confiable"
-Protocolo UDP
Servicio de sesin7 orientado a conexin#
- Confiable& secuencia& acuse de recibo& control de flu8o"
-Protocolo TCP"
.lgunos protocolos# 9P& +P& $16$& 56S& ,IP&
$16$& etc"
Ca(a de A(licaci#n
Ca(a de Trans(orteFUNCIONES DE LAS CAPAS TCP/IP
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ENCAPSULAMIENTO EN TCP/IP (Ejemplo)
Capa de Aplicacin
Capa de Transporte
Capa de Internet
Capa de Enlace
de Datos
Informacin
a enviar !e"#
Informacin
a enviar !e"#
Ca"ecera
$TTP
Protocolo
$TTP
Ca"ecera
$TTP
Informacin
a enviar !e"#
Ca"ecera
TCP
ProtocoloTCP
Ca"ecera
TCP
Ca"ecera
$TTP
Informacin
a enviar !e"#
Ca"ecera
IP
Protocolo
IP
Datos de IPCa"ecera
IP
Datos de IPCa"ecera
IP
%AC
Dest&
%AC
'rig&Tipo
Trama
Et(ernet
%AC
Dest&
%AC
'rig&Tipo Datos de la Trama
Et(ernet
IPIP
TCPTCP
.plica:
cin.plica:
cin
Drive
Et(ernetDriveEt(ernet
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PRINCIPALES PROTOCOLOS TCP/IP
Protocolo de acceso de red
Protocolo Internet IP
Protocolo de ransporte CP U5P
4SP+IC/P
;2P +P 9P S/P $16$ S6/P
/I/$
56S ,IP
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Internet Overview
Seccin % 'aen del Modulo(
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Pregunta +,
." %e primary purpose of CP is to provide reliable communications bet=een application services"
;" %e primary purpose of CP is to provide unreliable communications bet=een application services
C" %e primary purpose of CP is to provide IP routing bet=een application services"5" %e primary purpose of CP is to define t%e correct format for t%e application layer suc% as ?P$2 or
9/1"
,pta#
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Pregunta ,
*+ic+ or"ani,ation first considered cross-platform netorin" support
to be a necessity
0. I12.1. 3$ 2ilitary.
C. 0lcatel-4ucent.
D. 50$0.
!. 1ell 4abs
,pta#
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Pregunta .,
6a+n sol&ed t+e problem of interconnectin" different netors usin" different protocol
by pioneerin" a ne protocol called TCP t+at as capable of7
0. $ecure transmission of information.1. !nforcin" a constant pacet si,e to a&oid discards.
C. 0lloin" remote lo"ins.
D. Pro&idin" +ost to +ost connecti&ity it+ "lobal addressin".
,pta#
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Pregunta /,
*+ic+ statement best describes +o t+e internet e&ol&ed
0. T+e internet emer"ed in t+e commercial orld in t+e 89:;
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Pregunta 0,
*+at is t+e name for an or"ani,ation t+at pro&ides Internet ser&ices to its customers
0. 0 lar"e corporation.
1. 0n I$P.
C. 0 +ome based business.D. 0 content pro&ider.
,pta#
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Pregunta 1,
*+ic+ of t+e folloin" is an important ad&anta"e of protocol layerin" 'C+oose to(
0. Controls distribution of IP addresses.
1. $implifies protocol functionality.C. Isolates c+an"es in loer layers from upper layers.
D. Increases protocol operational efficiencies.
!. 4ayerin" adds to t+e fra"mentation of t+e data
,pta#
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Pregunta 2,
To transmit its se"ments of data across t+e netor TCP uses t+e ser&ices
of +ic+ layer
0. 0pplication 4ayer.1. Transport 4ayer.
C. IP 4ayer.
D. Data 4in 4ayer
,pta#
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Pregunta 3,
*+ic+ of t+e folloin" are protocols belon"in" to t+e ?$I suite of protocols
'C+oose to(
0. ?$P@1. 1AP
C. B.;;
D. I$-I$
!. !t+ernet
,pta#
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Pregunta 4,
*+ic+ of t+e folloin" statements is T3! re"ardin" t+e de&elopment of t+e
?$I eference 2odel
0. ?$I as de&eloped as an alternati&e) open standard to I12s $50 model.1. ?$I protocols ere no lon"er used after TCP/IP as de&eloped.
C. ?$I model is muc+ simpler t+an TCP/IP.
D. ?$I model is maintained e%clusi&ely by t+e I!T@.
,pta#
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Pregunta +5,
T+e TCP/IP and ?$I models of protocol are similar in t+at t+ey bot+ +a&e7
0. 0n application and session layer.
1. 0 netor layer t+at pro&ides a uni&ersal and consistent forardin" ser&ice.C. 0 transport layer it+ to protocols.
D. 0n applications ser&ices layer it+ similar layerin" and ser&ice definitions.
,pta#
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