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MSR绯诲垪璺敱鍣�

MPLS L3VPN璺ㄥ煙鏂规B鍔熻兘鐨勯厤缃�

鍏抽敭璇嶏細MSR;MPLS;L3VPN;璺ㄥ煙;OptionB

涓€銆�缁勭綉闇€姹�锛�

peA鍜�asbrA鍦�AS1锛�peB鍜�asbrB鍦�AS2锛�peA鍜�peB閮戒笅鎸傜潃vpna鍜�vpnb鐨勭珯鐐癸紝peA涓嬫寕vpna鍜�vpnb绔欑偣1锛�peB涓嬫寕vpna鍜�vpnb绔欑偣2銆�

璁惧娓呭崟锛�MSR绯诲垪璺敱鍣�4鍙�

浜屻€佺粍缃戝浘锛�

涓夈€侀厤缃楠わ細

璁惧鍜岀増鏈細MSR绯诲垪銆�Version 5.20, Release 1509

peA閰嶇疆锛�

#

router id 3.3.3.3

#

ip vpn-instance vpna

route-distinguisher 3:1

vpn-target 1:1 export-extcommunity

vpn-target 1:1 import-extcommunity

#

ip vpn-instance vpnb

route-distinguisher 3:2

vpn-target 2:2 export-extcommunity

vpn-target 2:2 import-extcommunity

#

mpls lsr-id 3.3.3.3

#

mpls

#

mpls ldp

#

interface Ethernet0/0

port link-mode route

ip address 1.3.0.3 255.255.255.0

mpls

mpls ldp

#

interface Ethernet0/1

port link-mode route

ip binding vpn-instance vpna

ip address 192.168.1.1 255.255.255.0

#

interface Ethernet1/0

port link-mode route

ip binding vpn-instance vpnb

ip address 172.32.1.1 255.255.255.0

#

interface LoopBack0

ip address 3.3.3.3 255.255.255.255

#

bgp 1

undo synchronization

peer 1.1.1.1 as-number 1

peer 1.1.1.1 connect-interface LoopBack0

#

ipv4-family vpnv4

peer 1.1.1.1 enable

#

ipv4-family vpn-instance vpna

import-route direct

#

ipv4-family vpn-instance vpnb

import-route direct

#

ospf 1

area 0.0.0.0

network 3.3.3.3 0.0.0.0

network 1.3.0.0 0.0.0.255

#

asbrA閰嶇疆锛�

router id 1.1.1.1

#

mpls lsr-id 1.1.1.1

#

mpls

#

mpls ldp

#

interface Ethernet0/0

port link-mode route

ip address 1.2.0.1 255.255.255.0

mpls                       //浣胯兘MPLS娴侀噺杞彂鑳藉姏

#

interface Ethernet0/1

port link-mode route

ip address 1.3.0.1 255.255.255.0

mpls

mpls ldp

#

interface LoopBack0

ip address 1.1.1.1 255.255.255.255

#

bgp 1

undo synchronization

peer 1.2.0.2 as-number 2   //寤虹珛EBGP杩炴帴

peer 3.3.3.3 as-number 1

peer 3.3.3.3 connect-interface LoopBack0

#

ipv4-family vpnv4

undo policy vpn-target    //鍙栨秷vpn-target绛栫暐

peer 3.3.3.3 enable

peer 1.2.0.2 enable      //鍚�EBGP閭诲眳鍙�vpn鎵€鏈�vpn璺敱

#

ospf 1

area 0.0.0.0

network 1.1.1.1 0.0.0.0

network 1.3.0.0 0.0.0.255

#

asbrB閰嶇疆锛�

#

router id 2.2.2.2

#

mpls lsr-id 2.2.2.2

#

mpls

#

mpls ldp

#

interface Ethernet0/0

port link-mode route

ip address 1.2.0.2 255.255.255.0

mpls                       //浣胯兘MPLS娴侀噺杞彂鑳藉姏

#

interface Ethernet0/1

port link-mode route

ip address 2.4.0.2 255.255.255.0

mpls

mpls ldp

#

interface LoopBack0

ip address 2.2.2.2 255.255.255.255

#

bgp 2

undo synchronization

peer 1.2.0.1 as-number 1   //寤虹珛EBGP杩炴帴

peer 4.4.4.4 as-number 2

peer 4.4.4.4 connect-interface LoopBack0

#

ipv4-family vpnv4

undo policy vpn-target //鍙栨秷vpn-target绛栫暐

peer 4.4.4.4 enable

peer 1.2.0.1 enable    //鍚�EBGP閭诲眳鍙�vpn鎵€鏈�vpn璺敱

#

ospf 1

area 0.0.0.0

network 2.2.2.2 0.0.0.0

network 2.4.0.0 0.0.0.255

#

peB閰嶇疆锛�

router id 4.4.4.4

#

ip vpn-instance vpna

route-distinguisher 4:1

vpn-target 1:1 export-extcommunity

vpn-target 1:1 import-extcommunity

#

ip vpn-instance vpnb

route-distinguisher 4:2

vpn-target 2:2 export-extcommunity

vpn-target 2:2 import-extcommunity

#

mpls lsr-id 4.4.4.4

#

mpls

#

mpls ldp

#

interface Ethernet0/0

port link-mode route

ip address 2.4.0.4 255.255.255.0

mpls

mpls ldp

#

interface Ethernet0/1

port link-mode route

ip binding vpn-instance vpna

ip address 192.168.2.1 255.255.255.0

#

interface Ethernet1/0

port link-mode route

ip binding vpn-instance vpnb

ip address 172.32.2.1 255.255.255.0

#

interface LoopBack0

ip address 4.4.4.4 255.255.255.255

#

bgp 2

undo synchronization

peer 2.2.2.2 as-number 2

peer 2.2.2.2 connect-interface LoopBack0

#

ipv4-family vpnv4

peer 2.2.2.2 enable

#

ipv4-family vpn-instance vpna

import-route direct

#

ipv4-family vpn-instance vpnb

import-route direct

#

ospf 1

area 0.0.0.0

network 4.4.4.4 0.0.0.0

network 2.4.0.0 0.0.0.255

#

鍥涖€�閰嶇疆鍏抽敭鐐�锛�

1.      asbr闂寸殑鐩磋繛閾捐矾蹇呴』瑕佷娇鑳�MPLS杞彂鑳藉姏锛�

2.      asbr闂磋寤虹珛MP-EBGP杩炴帴锛岄厤缃被浼间簬鏅€�L3VPN鐨�MP-IBGP杩炴帴锛�

3.      asbr鍙互涓嶇敤閰嶇疆vpn瀹炰緥锛岄渶瑕佸湪bgp鐨�vpnv4瑙嗗浘涓嬪彇娑�vpn-target绛栫暐銆�