Mar 11, 2013

Hướng dẫn cấu hình Router Cisco Loadbalancing trên 2 tuyến FTTH

1. Cấu hình Interface kết nối 2 tuyến FTTH
CISCO(config)#int g0/0
CISCO(config-if)#description #FTTH FPT#
CISCO(config-if)#pppoe enable group global
CISCO(config-if)#pppoe-client dial-pool-number 1
CISCO(config-if)#no shut
 CISCO(config)#int g0/1
CISCO(config-if)#description #FTTH VNPT#
CISCO(config-if)#pppoe enable group global
CISCO(config-if)#pppoe-client dial-pool-number 2
CISCO(config-if)#no shut CISCO(config)#dialer-list 1 protocol ip permit
2. Khai báo thông tin chứng thực 2 tuyến FTTH 
CISCO(config)#int dialer 1
CISCO(config-if)#description #FTTH FPT#
CISCO(config-if)#ip address negotiated
CISCO(config-if)#ip mtu 1492
CISCO(config-if)#ip nat outside
CISCO(config-if)#encapsulation ppp
CISCO(config-if)#dialer pool 1
CISCO(config-if)#dialer-group 1
CISCO(config-if)#ppp pap sent-username password 0 
CISCO(config-if)#no shut 
CISCO(config-if)#exit 
 CISCO(config)#int dialer 2 
CISCO(config-if)#description #FTTH VNPT# 
CISCO(config-if)#ip address negotiated 
CISCO(config-if)#ip mtu 1492 
CISCO(config-if)#ip nat outside 
CISCO(config-if)#encapsulation ppp 
CISCO(config-if)#dialer pool 2 
CISCO(config-if)#dialer-group 1 
CISCO(config-if)#ppp pap sent-username password 0 
CISCO(config-if)#no shut 
CISCO(config-if)#exit
3. Cấu hình Loadbalancing 
CISCO(config)#track 1 interface Dialer1 ip routing 
CISCO(config-track)#delay down 5 up 10 
CISCO(config)#track 2 interface Dialer2 ip routing 
CISCO(config-track)#delay down 5 up 10 
CISCO(config)#route-map nat1 permit 10 
CISCO(config-route-map)#match interface Dialer1 
CISCO(config-route-map)#set interface Dialer1 
CISCO(config)#route-map nat2 permit 20 
CISCO(config-route-map)#match interface Dialer2 
CISCO(config-route-map)#set interface Dialer2 
CISCO(config)#ip nat inside source route-map nat1 interface Dialer1 overload 
CISCO(config)#ip nat inside source route-map nat2 interface Dialer2 overload 
CISCO(config)#ip route 0.0.0.0 0.0.0.0 Dialer1 track 1 
CISCO(config)#ip route 0.0.0.0 0.0.0.0 Dialer2 track 2

Read more »