MSR系列路由器
MPLS L3VPN + OSPF多实例配置
关键词:MSR;MPLS;BGP;VPN;OSPF多实例
一、组网需求:
2台PE各接着一个vpna的站点,PEA连接vpna站点1出口CEA,PEA与CEA通过OSPF多实例学习CEA下挂站点路由
设备清单:MSR系列路由器3台
二、组网图:
三、配置步骤:
设备和版本:MSR系列、Version 5.20, Release 1509
CEA配置:
interface Ethernet0/0
port link-mode route
ip address
192.168.0.2 255.255.255.0
#
interface Ethernet0/1
port link-mode
route
ip
address 192.168.1.1 255.255.255.0
#
ospf 1
are
network
192.168.0.0
network
192.168.1.0
#
PEA配置:
router id
#
ip vpn-instance vpna
route-distinguisher 1:1
vpn-target 1:1
export-extcommunity
vpn-target 1:1
import-extcommunity
#
mpls lsr-id
#
mpls
#
mpls ldp
#
interface Ethernet0/0
port link-mode route
ip address
mpls
mpls ldp
#
interface Ethernet0/1
port link-mode route
ip binding vpn-instance vpna
ip address 192.168.0.1 255.255.255.0
#
interface LoopBack0
ip address
#
bgp 1
undo
synchronization
group
1 internal
peer 1
connect-interface LoopBack0
peer
#
ipv4-family
vpnv4
peer
1 enable
peer
peer
#
ipv4-family
vpn-instance vpna
network
192.168.0.0
import-route
ospf 2
#
ospf 1
are
network
network
#
ospf 2
router-id 192.168.0.1 vpn-instance vpna
import-route bgp
are
network
192.168.0.0
#
PEB配置:
#
router id
#
ip vpn-instance vpna
route-distinguisher 2:1
vpn-target 1:1
export-extcommunity
vpn-target 1:1
import-extcommunity
#
mpls lsr-id
#
mpls
#
mpls ldp
#
interface Ethernet0/0
port link-mode route
ip address
mpls
mpls ldp
#
interface Ethernet0/1
port link-mode route
ip binding vpn-instance
vpna
ip address 172.32.0.1 255.255.255.0
#
interface LoopBack0
ip address
#
bgp 1
undo
synchronization
peer
peer
#
ipv4-family
vpnv4
peer
#
ipv4-family
vpn-instance vpna
import-route
direct
#
ospf 1
are
network
network
#
四、配置关键点:
1. PEA上配置需要注意OSPF进程2的配置;
2. PEA的BGP和OSPF进程2的vpn路由要互相引入。
五、实验分析
无