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Escenarios de VoIP con Routers Cisco

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Escenarios de VoIP con

Routers Cisco

Edgar Velarde

(2)

Escenario 1

10.10.10.0/30 10.10.10.4/30 10.10.10.8/30 .1 .2 .5 .6 .9 .10

PBX Panasonic

R1

R2

R3

R4

3020

3030

101

201

1000

1001

R1700

2FXS+

2FXO

R2600

2FXS

Loopback 0

2.2.2.1/32

Loopback 0

2.2.2.2/32

Fa0 Fa0 Fa1 Fa0 Fa1 Fa0

2800

2800

FXS1 FXS2 FXo1 FXS1 FXS2

Dial-peer voip A

Dial-peer voip B

Un usuario en el sitio “Remoto” levanta el teléfono 1000 (1) y su puerto FXS1 disca los dígitos 201

automáticamente para enrutar la llamada hacia la PBX (2) ubicada en la sede “Central”.

Remoto

Central

(1)

(3)

Configuración – Parte 1/2

Configurando el router R1 (1700)

Router>enable

Router#configure terminal *** Configurando las interfaces

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 10.10.10.1 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface loopback 0 Router(config-if)#ip address 2.2.2.1 255.255.255.255 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando los dial-peer POTS para cada puerto FXS Router(config)#dial-peer voice 1 pots

Router(config-dial-peer)#destination pattern 3020 Router(config-dial-peer)#port 0/0/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit Router(config)#dial-peer voice 2 pots

Router(config-dial-peer)#destination pattern 3030 Router(config-dial-peer)#port 0/0/1

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit

*** Configurando el dial-peer POTS del puerto FXO Router(config)#dial-peer voice 3 pots

Router(config-dial-peer)#destination pattern 201 Router(config-dial-peer)#port 1/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit

*** Configurando el voice port FX0 Router(config)#voice port 1/0

Router(config-dial-port)#signal loop-start Router(config-dial-port)#cptone PE Router(config-dial-port)#no shutdown Router(config-dial-port)#exit *** Configurando el dial-peer voip “A” Router(config)#dial-peer voice 1000 voip Router(config-dial-peer)#destination-pattern 1... Router(config-dial-peer)#session target ipv4:2.2.2.2 Router(config-dial-peer)#no shutdown

Router(config-dial-peer)#exit

*** Configurando el enrutamiento estático

Router(config)#ip route 2.2.2.2 255.255.255.255 10.10.10.2 Router(config)#ip route 10.10.10.4 255.255.255.252 10.10.10.2 Router(config)#ip route 10.10.10.8 255.255.255.252 10.10.10.2

Configurando el router R2

Router>enable

*** Configurando las interfaces Router#configure terminal

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 10.10.10.2 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

Router(config)#interface fastEthernet 0/1

Router(config-if)#ip address 10.10.10.5 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

*** Configurando el enrutamiento estático

Router(config)#ip route 2.2.2.1 255.255.255.255 10.10.10.1 Router(config)#ip route 2.2.2.2 255.255.255.255 10.10.10.6 Router(config)#ip route 10.10.10.8 255.255.255.255 10.10.10.6

(4)

Configuración – Parte 2/2

Configurando el router R3

Router>enable

*** Configurando las interfaces Router#configure terminal

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 10.10.10.6 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

Router(config)#interface fastEthernet 0/1

Router(config-if)#ip address 10.10.10.9 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

*** Configurando el enrutamiento estático

Router(config)#ip route 2.2.2.1 255.255.255.255 10.10.10.5 Router(config)#ip route 2.2.2.2 255.255.255.255 10.10.10.10 Router(config)#ip route 10.10.10.0 255.255.255.255 10.10.10.5 Configurando el router R4 (2600) Router>enable Router#configure terminal *** Configurando las interfaces

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 10.10.10.10 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface loopback 0 Router(config-if)#ip address 2.2.2.2 255.255.255.255 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando los dial-peer POTS para cada puerto FXS

Router(config)#dial-peer voice 1 pots

Router(config-dial-peer)#destination pattern 1000 Router(config-dial-peer)#port 0/0/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit *** Configurando el voice port FXS1 Router(config)#voice port 0/0/0 Router(config-dial-port)#cptone PE

Router(config-dial-port)#connection plar 1000

Router(config-dial-port)# no shutdown Router(config-dial-port)#exit

Router(config)#dial-peer voice 2 pots

Router(config-dial-peer)#destination pattern 1001 Router(config-dial-peer)#port 0/0/1

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit *** Configurando el dial-peer voip “B” Router(config)#dial-peer voice 1000 voip Router(config-dial-peer)#destination-pattern 30.. Router(config-dial-peer)#session target ipv4:2.2.2 Router(config-dial-peer)#no shutdown

Router(config-dial-peer)#exit

Router(config)#dial-peer voice 1001 voip Router(config-dial-peer)#destination-pattern 2.. Router(config-dial-peer)#session target ipv4:2.2.2 Router(config-dial-peer)#no shutdown

(5)

Escenario 2

1.1.1.0/30 1.1.1.4/30 .1 .6 .5 .2 .9 .10

PBX Panasonic

R2600

R1

R2

R1700

1000

1001

201

101

102

Loopback 0

3.3.3.3/32

Loopback 0

3.3.3.4/32

Fa0 Fa0 Fa1 Fa0 Fa1 Fa0

2800

2800

FXS1 FXS2 FX01

Dial-peer voip A

Dial-peer voip B

2.2.2.0/30 2.2.2.4/30 2.2.2.8/30 S0 S0 S1 S0

Remoto

Central

(1)

(2)

Un usuario de la sede “Central” levanta la extensión 101 (2) con la intención de llamar

a la extensión 1000 (1) en la sede “Remoto”.

<port 1>

1002

1003

FXS3 FXS4

(6)

Configuración – Parte 1/3

Configurando el router 2600

*** Averiguando los puertos FXS del router Router>enable Router#show running-config Building configuration... … ! voice-port 1/0/0 ! voice-port 1/0/1 ! voice-port 1/1/0 ! voice-port 1/1/1 ! … ! end Router#configure terminal *** Configurando las interfaces

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 2.2.2.1 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface serial 0/0/0 Router(config-if)#ip address 1.1.1.1 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface loopback 0 Router(config-if)#ip address 3.3.3.3 255.255.255.255 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando los dial-peer POTS para cada puerto FXS Router(config)#dial-peer voice 10 pots

Router(config-dial-peer)#destination pattern 1000 Router(config-dial-peer)#port 1/0/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit

Router(config)#dial-peer voice 11 pots

Router(config-dial-peer)#destination pattern 1001 Router(config-dial-peer)#port 1/0/1

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit

Router(config)#dial-peer voice 12 pots

Router(config-dial-peer)#destination pattern 1002 Router(config-dial-peer)#port 1/1/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit

Router(config)#dial-peer voice 13 pots

Router(config-dial-peer)#destination pattern 1003 Router(config-dial-peer)#port 1/1/1 Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit Router(config)#exit *** Salvando configuración Router#rw Router#configure terminal

*** Configurando el dial-peer voip “A” Router(config)#dial-peer voice 1000 voip Router(config-dial-peer)#destination-pattern 2.. Router(config-dial-peer)#session target ipv4:3.3.3.4 Router(config-dial-peer)#no shutdown

(7)

Configuración – Parte 2/3

*** Configurando el enrutamiento estático

Router(config)#ip route 3.3.3.4 255.255.255.255 2.2.2.2 Router(config)#ip route 3.3.3.4 255.255.255.255 1.1.1.2 20 Router(config)#ip route 2.2.2.4 255.255.255.252 2.2.2.2 Router(config)#ip route 2.2.2.4 255.255.255.252 1.1.1.2 20 Router(config)#ip route 1.1.1.4 255.255.255.252 2.2.2.2 Router(config)#ip route 1.1.1.4 255.255.255.252 1.1.1.2 20 Router(config)#ip route 2.2.2.8 255.255.255.252 2.2.2.2 Router(config)#ip route 2.2.2.8 255.255.255.252 1.1.1.2 20 Router(config)#exit Configurando el router R1 Router>enable

*** Configurando las interfaces Router#configure terminal

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 2.2.2.2 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

Router(config)#interface fastEthernet 0/1

Router(config-if)#ip address 2.2.2.5 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface serial 0/0/0 Router(config-if)#ip address 1.1.1.2 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface serial 0/0/1 Router(config-if)#ip address 1.1.1.5 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando el enrutamiento estático

Router(config)#ip route 3.3.3.3 255.255.255.255 2.2.2.1 Router(config)#ip route 3.3.3.3 255.255.255.255 1.1.1.1 20 Router(config)#ip route 3.3.3.4 255.255.255.255 2.2.2.6 Router(config)#ip route 3.3.3.4 255.255.255.255 1.1.1.6 20 Router(config)#ip route 2.2.2.8 255.255.255.252 2.2.2.6 Router(config)#ip route 2.2.2.8 255.255.255.252 1.1.1.6 20 Router(config)#exit Configurando el router R2 Router>enable

*** Configurando las interfaces Router#configure terminal

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 2.2.2.6 mask 255.255.255.252 Router(config-if)#no shutdown

Router(config-if)# exit

Router(config)#interface fastEthernet 0/1

Router(config-if)#ip address 2.2.2.9 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface serial 0/0/0 Router(config-if)#ip address 1.1.1.6 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando el enrutamiento estático

Router(config)#ip route 3.3.3.3 255.255.255.255 2.2.2.5 Router(config)#ip route 3.3.3.3 255.255.255.255 1.1.1.5 20 Router(config)#ip route 3.3.3.4 255.255.255.255 2.2.2.10 Router(config)#ip route 2.2.2.0 255.255.255.252 2.2.2.5 Router(config)#ip route 2.2.2.0 255.255.255.252 1.1.1.5 20 Router(config)#ip route 1.1.1.0 255.255.255.252 2.2.2.5 Router(config)#ip route 1.1.1.0 255.255.255.252 1.1.1.5 20 Router(config-if)# exit

(8)

Configuración – Parte 3/3

Configurando router 1700

Router>enable

Router#configure terminal *** Configurando las interfaces

Router(config)#interface fastEthernet 0/0

Router(config-if)#ip address 2.2.2.10 mask 255.255.255.252 Router(config-if)#no shutdown Router(config-if)# exit Router(config)#interface loopback 0 Router(config-if)#ip address 3.3.3.4 255.255.255.255 Router(config-if)#no shutdown Router(config-if)# exit

*** Configurando el dial-peer POTS del puerto FXO Router(config)#dial-peer voice 1 pots

Router(config-dial-peer)#destination pattern 201 Router(config-dial-peer)#port 1/0

Router(config-dial-peer)#no shutdown Router(config-dial-peer)#exit *** Configurando el voice port FXO Router(config)#voice port 1/0 Router(config-dial-port)#signal loop-start Router(config-dial-port)#cptone PE Router(config-dial-port)#connection plar 1000 Router(config-dial-port)# no shutdown Router(config-dial-port)#exit

*** Configurando el dial-peer voip “B” Router(config)#dial-peer voice 1000 voip Router(config-dial-peer)#destination-pattern 1... Router(config-dial-peer)#session target ipv4:3.3.3.3 Router(config-dial-peer)#no shutdown

Router(config-dial-peer)#exit

*** Configurando el enrutamiento estático

Router(config)#ip route 3.3.3.3 255.255.255.255 2.2.2.9 Router(config)#ip route 2.2.2.4 255.255.255.252 2.2.2.9 Router(config)#ip route 1.1.1.4 255.255.255.252 2.2.2.9 Router(config)#ip route 2.2.2.0 255.255.255.252 2.2.2.9 Router(config)#ip route 1.1.1.0 255.255.255.252 2.2.2.9 Router(config)#exit

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