Tutorial de configuração de dois Links Telemar e Embratel em um Cisco 1721
por Fco soares da silva ([email protected])
requisito: comandos
1. router-map
2. access-list
3. set ip next-hop
4. A expressão "SSS" em "route-map" pode ser qualquer outra desde quer na "policy route-map" seja a mesma expressão.
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Nesse tutorial vamos deixar uma rota da serial1 como default e vamos aplicar essas regras apenas na serial0
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1 - Configurando Fastethernet0
No roteador digite:
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)#int f0
Netfacil-Router(config-if)#ip address 200.210.xxx.1 255.255.255.252
Netfacil-Router(config-if)#ip address 200.200.xxx.1 255.255.255.248 secondary
Netfacil-Router(config-if)#
- Der um Ctrl+z para saír da interface
- Configurada interface Fasethrnet0
2 - Configurando serial0
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)#int s0
Netfacil-Router(config-if)#ip address 200.17.xxx.2 255.255.255.252
Netfacil-Router(config-if)#Encapsulation hdlc
Netfacil-Router(config-if)#
- Der um Ctrl+z para saír da interface
- Configurada interface serial0
3 - Configurando serial1
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)#int s1
Netfacil-Router(config-if)#ip address 200.333.xxx.192 255.255.255.252
Netfacil-Router(config-if)#encapsulation ppp
Netfacil-Router#(config-if)#
- Der um Ctrl+z para saír da interface
- Configurada interface serial1
- Deixando a serial1 como rota default e suas rotas
4 - Configurando rotas default da serial1 e rotas de ip´s validos Correspondentes.
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)#ip route 0.0.0.0 0.0.0.0 200.333.xxx.191
Netfacil-Router(config)#ip route 200.210.xxx.4 255.255.255.252 ip do servidor
Netfacil-Router(config)#ip route 200.210.xxx.8 255.255.255.252 ip do servidor
Netfacil-Router(config)#ip route 200.210.xxx.12 255.255.255.252 ip do servidor
Netfacil-Router(config)#ip route 200.210.xxx.16 255.255.255.252 ip do servidor
Netfacil-Router(config)#ip route 200.210.xxx.20 255.255.255.252 ip do servidor
- Der um Ctrl+z para sair
- Configurada rotas default e rotas de ip´s validos Correspondentes
5 - Aplicando as Regras "access-list"
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)# access-list 1 permit 200.200.xxx.0 0.0.0.7
Netfacil-Router(config)#
Netfacil-Router(config)#route-map SSS permit 10
Netfacil-Ro(config-route-map)#
Netfacil-Ro(config-route-map)#match ip address 1
Netfacil-Ro(config-route-map)#
Netfacil-Ro(config-route-map)#set ip next-hop 200.17.xxx.1
- Der um Ctrl+z para saír da interface
- Configurada access-list 1, route-map, match e next-hop
Netfacil-Router#conf t
Enter configuration commands, one per line. End with CNTL/Z.
Netfacil-Router(config)#
Netfacil-Router(config)#int f0
Netfacil-Router(config-if)#ip policy route-map SSS
################ ficariam assim as configurações##############
interface Fastheternet0
ip address 200.200.xx.1 255.255.255.252 secundary
ip address 200.210.xxx.1 255.255.255.252
ip policy route-map SSS
load-interval 30
speed 100
half-duplex
!
interface Serial0
description LINK 2M -
bandwidth 2048
ip address 200.333.xx.2 255.255.255.252
encapsulation HDLC
load-interval 30
!
interface Serial1
description LINK 2M -
bandwidth 2048
ip address 200.333.xx.192 255.255.255.252
encapsulation ppp
load-interval 30
!
no ip classless
ip route 0.0.0.0 0.0.0.0 200.333.xxx.191
ip route 200.210.xxx.4 255.255.255.252 200.210.xxx.2
ip route 200.210.xxx.8 255.255.255.252 200.210.xxx.2
ip route 200.210.xxx.12 255.255.255.252 200.210.xxx.2
ip route 200.210.xxx.16 255.255.255.252 200.210.xxx.2
ip route 200.210.xxx.20 255.255.255.252 200.210.xxx.2
no ip http server
no ip http secure-server
!
!
!
access-list 1 permit 200.200.xx.0 0.0.0.7
route-map telemar permit 10
match ip address 1
set ip next-hop 201.18.xx.xx
Espero que esse pequeno tutorial contribuia de alguma forma.
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