Seminario sobre los protocolos BGP & MPLS
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Transcript of Seminario sobre los protocolos BGP & MPLS
![Page 1: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/1.jpg)
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..\Presentacion\SLS\barra.jpgFundación Proydesa y la filial Argentina de SLS LATAM
Tienen el agrado de comunicar la formalización de un Convenio
Marco de Cooperación y Asistencia Técnica con el objeto de
investigar, desarrollar y promover la formación en y con
tecnología, ingresando decididamente como actores protagónicos
en la Educación del Siglo XXI y acompañando en forma
coordinada el esfuerzo que diariamente realiza Cisco Systems por
cambiar la forma en que nos comunicamos y educamos.
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Guillermo Mitiejavas – CCSI#21422
• Learning Solutions Manager SLS LATAM Argentina
• Cisco Instructor (since 1998)- Cisco Training and Consulting: Argentina, Chile,
España, México, Brasil, Venezuela, Portugal, Perú, Bolivia, Honduras, República Dominicana.
- TTT: USA.
• Certifications:- Cisco Certificate Network Professional (CCNP).- Cisco Certificate Design Professional (CCDP).- Cisco Certificate Voice Professional (CCVP).- Cisco Certificate Internetwork Professional (CCIP).
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LA RELACIÓN ENTRE BGP y MPLS
“COMPRENDIENDO LA NUBE”
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Using the Medium
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OBJETIVOS• Ver las diferencias entre los protocolos de ruteo interiores y exteriores.• Analizar el funcionamiento de BGP y su aplicación en Service Providers (SP).• Analizar el funcionamiento básico de MPLS.• Analizar la relación y beneficios de MPLS con BGP en SP.
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Protocolos de ruteo interiores
R2 R3
R4
10.1.1.0/24
10.1.2.0/2410.1.3.0/24
.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
Fe0/0
192.168.1.0/24
• Iniciamos analizando la red 192.168.1.0. • Supongamos que vamos a configurar algún
protocolo de ruteo interior; como por ejemplo OSPF, RIP, EIGRP, etc.
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Protocolos de ruteo interiores
R2 R3
R4
10.1.1.0/24
10.1.2.0/2410.1.3.0/24
.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
Fe0/0
192.168.1.0/24
192.168.1.0/24 NH=10.1.1.1
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Protocolos de ruteo Interiores
R2 R3
R4
10.1.1.0/24
10.1.2.0/2410.1.3.0/24
.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
Fe0/0
192.168.1.0/24
192.168.1.0/24 NH=10.1.1.1 192.168.1.0/24 NH=10.1.2.2
192.168.1.0/24 NH=10.1.3.3
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Protocolos de ruteo interiores
R2 R3
R4
10.1.1.0/24
10.1.2.0/2410.1.3.0/24
.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
Fe0/0
192.168.1.0/24
192.168.1.0/24 NH=10.1.1.1 192.168.1.0/24 NH=10.1.2.2
192.168.1.0/24 NH=10.1.3.3
Con respecto a la tabla de ruteo de R4:Podría ser el Next Hop la IP 10.1.1.1 (serial = 0/0 de R1) ?
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Protocolo de ruteo exterior (EGP)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
E-BGP
E-BGP E-BGP
I-BGP
IMPORTANTE: Puedo configurar una relación de IBGP entre vecinos R4 y R1 que NO están directamente conectados
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
E-BGP
E-BGP E-BGP
I-BGP
172.16.1.0 /24
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
192.168.1.0 /24
192.168.3.0 /24
192.168.2.0 /24
.2
.2 .3
.3
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
El AS 65001 envía la información de la red 172.16.1.0 /24 al AS 65002, que incluyen una serie de atributos . Algunos de los principales atributos son AS Path, y Next Hop.
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
El AS 65001 envía la información de la red 172.16.1.0 /24 al AS 65002, que incluyen una serie de atributos . Algunos de los principales atributos son AS Path, Next Hop.
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
El AS 65001 envía la información de la red 172.16.1.0 /24 al AS 65003, que incluyen una serie de atributos . Algunos de los principales atributos son AS Path, Next Hop.
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
Qué relación de BGP tienen el AS 65001 y el AS 65002? Es E-BGP ?
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65003
AS 65003
BGP 172.16.1.0 /24
El AS 65001 envía la información de la red 172.16.1.0 /24 al AS 65003, que incluyen una serie de atributos . Algunos de los principales atributos son AS Path, Next Hop.
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
El AS 65001 envía la información de la red 172.16.1.0 /24 al AS 65003, que incluyen una serie de atributos . Algunos de los principales atributos son AS Path, Next Hop.
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP 172.16.1.0 /24
El AS 65002 recibe la información de la red 172.16.1..0 /24 por dos caminos: desde el AS 65001 y desde el AS 65003. Cómo elije cual de las dos usar? El AS 65002 elije la que tienen menor cantidad de saltos en el atributo As Path.
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001
AS 65002
AS 65003
BGP 172.16.1.0 /24
El AS 65002 usa la información recibida del AS con menor AsPath
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.3.2
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001
AS 65002
AS 65003
BGP 172.16.1.0 /24
Les resulta ésta forma de evaluar el costo de una ruta similar a RIP ?
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.3.2
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001
AS 65002
AS 65003
BGP 172.16.1.0 /24
Es un protocolo Distant Vector Avanzado
192.168.1.0 /24192.168.2.0 /24
192.168.3.0 /24
.1 .1
.2
.2 .3
.3
172.16.1.0 /24 –NH=192.168.3.2 – AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.3.2
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001
AS 65002
AS 65003
BGP 172.16.1.0 /24
Se eliminó el vínculo entre el AS 65001 y el AS 65002
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.2.1
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001AS 65002
AS 65003
BGP 172.16.1.0 /24
Pueden indicar usando la herramienta de chat si notan alguna diferencia en los atributos NH y AsPath con respecto a la forma en que éstos se comunican entre E-BGP e I-BGP ?
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
E-BGP
I-BGP
E-BGP
B 172.16.1.0 /24 via 192.168.2.1
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001AS 65002
AS 65003
BGP
172.16.1.0 /24
Cuando R1 le envía la información por I-BGP a R4 NO modifica los campos NH y AsPath con respecto a lo recibido por el AS 65001. Pero si lo hace en E-BGP ( R4 hacía AS 65002)
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.2.1
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001AS 65002
AS 65003
BGP
172.16.1.0 /24
Usando el comando neighbor R4 next-hop-self
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
B 172.16.1.0 /24 via 192.168.2.1
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
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R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
Sabe llegar R4 a la dirección 10.1.1.1.?
![Page 30: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/30.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
SI, porque dentro del AS 65003 tengo configurado un protocolo interior –OSP RIP ,etc.
![Page 31: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/31.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en
R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
Supongamos que el protocolo IGP es Rip.
![Page 32: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/32.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
Cual es por RIP el NH para la red 10.1.1.0 /24?
![Page 33: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/33.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Las tablas de ruteo en R1 y en R4
192.168.1.0 /24192.168.2.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
![Page 34: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/34.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Envío de un paquete desde una red del AS 65002 hacía la red 172.16.1.0
192.168.1.0 /24
IP Destino 172.16.1.1
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
![Page 35: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/35.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
R4 lo envía a R3
192.168.1.0 /24
IP Destino 172.16.1.1
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
IP Destino 172.16.1.1
![Page 36: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/36.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Conoce R3 la red 172.16.1.0 /24?
192.168.1.0 /24
IP Destino 172.16.1.1
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial0/0
C 10.1.3.0 /24 Serial 0/0?
IP Destino 172.16.1.1
![Page 37: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/37.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP 172.16.1.0 /24
NO porque R3 no recibe información de I-BGP R3 solo está configurado con RIP.
192.168.1.0 /24
IP Destino 172.16.1.1
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0?
IP Destino 172.16.1.1
![Page 38: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/38.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Tengo que establecer una relación de I-BGP en todos los router del AS 65003 . En el ejemplo se muestran solo 3 pero en realidad la relación de vecindad I-BGP se establece de todos con todos los routers dentro del AS.
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1B 172.16.1.0 /24 via 10.1.1.1
IP Destino 172.16.1.1
![Page 39: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/39.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Tengo que establecer una relación de I-BGP en todos los router del AS 65003 . En el ejemplo se muestran solo 3 pero en realidad la relación de vecindad I-BGP se establece de todos con todos los routers dentro del AS
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1B 172.16.1.0 /24 via 10.1.1.1
IP Destino 172.16.1.1
![Page 40: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/40.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
BGP NO envia información recibida por un I-BGP a otro I-BGP !!!!
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1B 172.16.1.0 /24 via 10.1.1.1
IP Destino 172.16.1.1
![Page 41: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/41.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003
BGP
172.16.1.0 /24
Tengo que establecer una relación de I-BGP en todos los router del AS 65003 . En el ejemplo se muestran solo 3 pero en realidad la relación de vecindad I-BGP se establece de todos con todos los routers dentro del AS
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1B 172.16.1.0 /24 via 10.1.1.1
IP Destino 172.16.1.1
![Page 42: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/42.jpg)
Break - 10 mins
![Page 43: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/43.jpg)
R2 R3
R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
R1
AS 65001 AS 65002
AS 65003 SP
BGP
172.16.1.0 /24
Tengo que establecer una relación de I-BGP en todos los router del AS 65003 . En el ejemplo se muestran solo 3 pero en realidad la relación de vecindad I-BGP se establece de todos con todos los routers dentro del AS
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1B 172.16.1.0 /24 via 10.1.1.1
IP Destino 172.16.1.1
![Page 44: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/44.jpg)
P-R2 P-R3
PE-R4
10.1.1.0/2410.1.2.0/24
10.1.3.0/24.1
.2.2 .3 .3
.4S0/0S0/0
S0/0
S0/0S0/1S0/1
PE-R1
AS 65001 AS 65002
AS 65003 SP
BGP
172.16.1.0 /24
IMPLEMENTANDO MPLS
192.168.1.0 /24
.1 .1
.2 .3
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
R1B 172.16.1.0 /24 via 192.168.1.2
R4 ---Busqueda Recursiva--B 172.16.1.0 /24 via 10.1.1.1
B 172.16.1.0 /24 via 192.168.2.1
R 10.1.1.0 /24 via 10.1.3.3
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
![Page 45: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/45.jpg)
BGP
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
IMPLEMENTANDO MPLS
![Page 46: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/46.jpg)
BGP
MPLS-LDP en R1 R2 R3 R4
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
![Page 47: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/47.jpg)
BGP
LDP Se utiliza para el intercambio de etiquetas (Labels)
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
![Page 48: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/48.jpg)
BGP
Los cuatro routers asignan una etiqueta local para todas las redes en la tabla de ruteo . Por ejemplo la red 10.1.1.0 /24.
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local
LIB10.1.1.0 /24 Label 81 Local
LIB10.1.1.0 /24 Label 90 Local
LIB10.1.1.0 /24 label 47 Local
![Page 49: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/49.jpg)
BGP
Los cuatro routers intercambian sus etiquetas y agregan los datos a la tabla LIB
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local
Label 47
LIB10.1.1.0 /24 Label 90 Local
LIB10.1.1.0 /24 label 47
![Page 50: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/50.jpg)
BGP
Los cuatro routers intercambian sus etiquetas y agregan los datos a la tabla LIB
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
Label 52
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
Label 47
LIB10.1.1.0 /24 Label 90 Local
LIB10.1.1.0 /24 label 47
![Page 51: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/51.jpg)
BGP
Los cuatro routers intercambian sus etiquetas y agregan los datos a la tabla LIB
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
Label 52
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
Label 47
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
Label 81
LIB10.1.1.0 /24 label 47
![Page 52: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/52.jpg)
BGP
Los cuatro routers completan la tabla de envío de los paquetes por etiquetas LFIB según los datos de la tabla LIB
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
172.16.1.0 /24 –NH=192.168.1.2 AsPath=65001
172.16.1.0 /24 –NH=192.168.2.1 AsPath=65003-65001
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
Label 52
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
Label 47
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
Label 81
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
![Page 53: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/53.jpg)
BGP
Supongamos que desde el AS 65002 se genera un paquete hacía la dirección 172.16.1.8
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
172.16.1.8
![Page 54: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/54.jpg)
BGP
En la red MPLS se utilizan las etiquetas
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
81
172.16.1.8
![Page 55: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/55.jpg)
BGP
En la red MPLS se utilizan las etiquetas
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
8152
172.16.1.8
![Page 56: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/56.jpg)
BGP
En la red MPLS se utilizan las etiquetas
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
8152
47
172.16.1.8
![Page 57: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/57.jpg)
BGP
El PE-R1 envía el paquete normal de IP
192.168.1.0 /24
AS 65001172.16.1.0 /24
.2
AS 65002
.3
B 172.16.1.0 /24 via 192.168.2.1
AS 65003 SP
B 172.16.1.0 /24 via 192.168.1.2
.1.1
P-R2
P-R3
PE-R4
10.1.1.0/24
10.1.2.0/24
10.1.3.0/24
.1
.2.2 .3.3
.4S0/0
S0/0
S0/0
S0/0S0/1 S0/1
PE-R1
172.16.1.0 /24 –NH=10.1.1.1 AsPath=65001
R 10.1.1.0 /24 via 10.1.2.2C 10.1.1.0 /24 Serial 0/0
B 172.16.1.0 /24 via 10.1.1.1
R 10.1.1.0 /24 via 10.1.3.3
C 10.1.3.0 /24 Serial 0/0
192.168.2.0 /24
CE CE
C 10.1.1.0 /24 serial 0//0
LIB10.1.1.0 /24 Label 52 Local Label 47 PE-R1
LIB10.1.1.0 /24 Label 81 Local Label 52 P-R2
LIB10.1.1.0 /24 Label 90 Local Label 81 P-R3
LIB10.1.1.0 /24 label 47
LFIBlabel 47 POP
LFIB10.1.1.0 /24 label 81
LFIBlabel 81 swap label 52LFIB
label 52 swap label 47
8152
47
172.16.1.8
172.16.1.8
![Page 58: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/58.jpg)
Preguntas?
![Page 59: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/59.jpg)
Cisco TrainingCisco Training
![Page 60: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/60.jpg)
Cisco Training
• T-ROUTE 1.0
• BGP 3.2
• MPLS 2.2
• MPLST 1.0
![Page 61: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/61.jpg)
Preguntas?
![Page 62: Seminario sobre los protocolos BGP & MPLS](https://reader035.fdocument.pub/reader035/viewer/2022062220/557acd73d8b42a0b188b4c97/html5/thumbnails/62.jpg)