华为 huawei 交换机配置 Dot1q 终结子接口接入 VPLS 示例

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组网需求



7-11

PE1

PE2
启动
VPLS
功能。
CE1
连接
PE1
设备,
CE2
连接
PE2

CE1

CE2

于一个
VPLS
。采用
LDP
作为
VPLS
信令建立
PW
,配置
VPLS
,实现
CE1

CE2
的互通。

华为 huawei 交换机配置 Dot1q 终结子接口接入 VPLS 示例插图

华为 huawei 交换机配置 Dot1q 终结子接口接入 VPLS 示例插图(1)

华为 huawei 交换机配置 Dot1q 终结子接口接入 VPLS 示例插图(2)

配置思路

采用如下的思路配置:

1.
在骨干网上配置路由协议实现互通。

2.

PE
连接
CE
的接口上配置
Dot1q
子接口接入
VPLS

3.

PE
之间建立远端
LDP
会话。

4. PE
间建立传输业务数据所使用的隧道。

5. PE
上使能
MPLS L2VPN

6.

PE
上创建
VSI
,指定信令为
LDP

说明

VCMP
的角色是
Client
时,不能配置
VLAN
终结子接口。

操作步骤

步骤
1


7-11
配置各接口所属的
VLAN

VLANIF
接口的
IP
地址

说明


避免将
PE

AC
侧和
PW
侧的物理接口加入相同的
VLAN
中,否则可能引起环路。


要求
CE
发送给
PE
的报文带有一层
VLAN Tag

#
配置
CE1


system-view

[HUAWEI]
sysname CE1

[CE1]
vlan batch 10

[CE1]
interface gigabitethernet 0/0/1

[CE1-GigabitEthernet0/0/1]
port link-type trunk

[CE1-GigabitEthernet0/0/1]
port trunk allow-pass vlan 10

[CE1-GigabitEthernet0/0/1]
quit

[CE1]
interface vlanif 10

[CE1-Vlanif10]
ip address 10.1.1.1 24

[CE1-Vlanif10]
quit

#
配置
CE2


system-view

[HUAWEI]
sysname CE2

[CE2]
vlan batch 10

[CE2]
interface gigabitethernet 0/0/1

[CE2-GigabitEthernet0/0/1]
port link-type trunk

[CE2-GigabitEthernet0/0/1]
port trunk allow-pass vlan 10

[CE2-GigabitEthernet0/0/1]
quit

[CE2]
interface vlanif 10

[CE2-Vlanif10]
ip address 10.1.1.2 24

[CE2-Vlanif10]
quit

#
配置
PE1


system-view

[HUAWEI]
sysname PE1

[PE1]
vlan batch 20

[PE1]
interface gigabitethernet 0/0/2

[PE1-GigabitEthernet0/0/2]
port link-type hybrid

[PE1-GigabitEthernet0/0/2]
port hybrid pvid vlan 20

[PE1-GigabitEthernet0/0/2]
port hybrid tagged vlan 20

[PE1-GigabitEthernet0/0/2]
quit

[PE1]
interface vlanif 20

[PE1-Vlanif20]
ip address 4.4.4.4 24

[PE1-Vlanif20]
quit

#
配置
P


system-view

[HUAWEI]
sysname P

[P]
vlan batch 20 30

[P]
interface gigabitethernet 0/0/1

[P-GigabitEthernet0/0/1]
port link-type hybrid

[P-GigabitEthernet0/0/1]
port hybrid pvid vlan 20

[P-GigabitEthernet0/0/1]
port hybrid tagged vlan 20

[P-GigabitEthernet0/0/1]
quit

[P]
interface gigabitethernet 0/0/2

[P-GigabitEthernet0/0/2]
port link-type hybrid

[P-GigabitEthernet0/0/2]
port hybrid pvid vlan 30

[P-GigabitEthernet0/0/2]
port hybrid tagged vlan 30

[P-GigabitEthernet0/0/2]
quit

[P]
interface vlanif 20

[P-Vlanif20]
ip address 4.4.4.5 24

[P-Vlanif20]
quit

[P]
interface vlanif 30

[P-Vlanif30]
ip address 5.5.5.4 24

[P-Vlanif30]
quit

#
配置
PE2


system-view

[HUAWEI]
sysname PE2

[PE2]
vlan batch 30

[PE2]
interface gigabitethernet 0/0/1

[PE2-GigabitEthernet0/0/1]
port link-type hybrid

[PE2-GigabitEthernet0/0/1]
port hybrid pvid vlan 30

[PE2-GigabitEthernet0/0/1]
port hybrid tagged vlan 30

[PE2-GigabitEthernet0/0/1]
quit

[PE2]
interface vlanif 30

[PE2-Vlanif30]
ip address 5.5.5.5 24

[PE2-Vlanif30]
quit

步骤
2
配置
IGP
,本例中使用
OSPF

配置
OSPF
时,注意需要发布
PE1

P

PE2

32

Loopback
接口地址(
LSR-ID
)。

#
配置
PE1

[PE1]
router id 1.1.1.1

[PE1]
interface loopback 1

[PE1-LoopBack1]
ip address 1.1.1.1 32

[PE1-LoopBack1]
quit

[PE1]
ospf 1

[PE1-ospf-1]
area 0

[PE1-ospf-1-area-0.0.0.0]
network 1.1.1.1 0.0.0.0

[PE1-ospf-1-area-0.0.0.0]
network 4.4.4.4 0.0.0.255

[PE1-ospf-1-area-0.0.0.0]
quit

[PE1-ospf-1]
quit

#
配置
P

[P]
router id 2.2.2.2

[P]
interface loopback 1

[P-LoopBack1]
ip address 2.2.2.2 32

[P-LoopBack1]
quit

[P]
ospf 1

[P-ospf-1]
area 0

[P-ospf-1-area-0.0.0.0]
network 2.2.2.2 0.0.0.0

[P-ospf-1-area-0.0.0.0]
network 4.4.4.5 0.0.0.255

[P-ospf-1-area-0.0.0.0]
network 5.5.5.4 0.0.0.255

[P-ospf-1-area-0.0.0.0]
quit

[P-ospf-1]
quit

#
配置
PE2

[PE2]
router id 3.3.3.3

[PE2]
interface loopback 1

[PE2-LoopBack1]
ip address 3.3.3.3 32

[PE2-LoopBack1]
quit

[PE2]
ospf 1

[PE2-ospf-1]
area 0

[PE2-ospf-1-area-0.0.0.0]
network 3.3.3.3 0.0.0.0

[PE2-ospf-1-area-0.0.0.0]
network 5.5.5.5 0.0.0.255

[PE2-ospf-1-area-0.0.0.0]
quit

[PE2-ospf-1]
quit

配置完成后,在
PE1

P

PE2
上执行
display ip routing-table
命令可以看到已学到彼

此的路由。以
PE1
的显示为例:

[PE1]
display ip routing-table

Route Flags: R – relay, D – download to fibȀ T – to vpn-instance

——————————————————————————

Routing Tables: Public

Destinations : 8 Routes : 8

Destination/Mask Proto Pre Cost Flags NextHop Interface

1.1.1.1/32 Direct 0 0 D 127.0.0.1 LoopBack1

2.2.2.2/32 OSPF 10 1 D 4.4.4.5 Vlanif20

3.3.3.3/32 OSPF 10 2 D 4.4.4.5 Vlanif20

4.4.4.0/24 Direct 0 0 D 4.4.4.4 Vlanif20

4.4.4.4/32 Direct 0 0 D 127.0.0.1 Vlanif20

5.5.5.0/24 OSPF 10 2 D 4.4.4.5 Vlanif20

127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0

127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0

步骤
3
配置
MPLS
基本能力和
LDP

#
配置
PE1

[PE1]
mpls lsr-id 1.1.1.1

[PE1]
mpls

[PE1-mpls]
quit

[PE1]
mpls ldp

[PE1-mpls-ldp]
quit

[PE1]
interface vlanif 20

[PE1-Vlanif20]
mpls

[PE1-Vlanif20]
mpls ldp

[PE1-Vlanif20]
quit

#
配置
P

[P]
mpls lsr-id 2.2.2.2

[P]
mpls

[P-mpls]
quit

[P]
mpls ldp

[P-mpls-ldp]
quit

[P]
interface vlanif 20

[P-Vlanif20]
mpls

[P-Vlanif20]
mpls ldp

[P-Vlanif20]
quit

[P]
interface vlanif 30

[P-Vlanif30]
mpls

[P-Vlanif30]
mpls ldp

[P-Vlanif30]
quit

#
配置
PE2

[PE2]
mpls lsr-id 3.3.3.3

[PE2]
mpls

[PE2-mpls]
quit

[PE2]
mpls ldp

[PE2-mpls-ldp]
quit

[PE2]
interface vlanif 30

[PE2-Vlanif30]
mpls

[PE2-Vlanif30]
mpls ldp

[PE2-Vlanif30]
quit

配置完成后,在
PE1

P

PE2
上执行
display mpls ldp session
命令可以看到
PE1

P

间或
PE2

P
之间的对等体的
Status
项为“
Operational
”,即对等体关系已建立。执行

display mpls lsp
命令可以看到
LSP
的建立情况。以
PE1
的显示为例:

[PE1]
display mpls ldp session

LDP Session(s) in Public Network

Codes: LAM(Label Advertisement Mode), SsnAge Unit(DDDD:HH:MM)

A ‘*’ before a session means the session is being deleted.

——————————————————————————

PeerID Status LAM SsnRole SsnAge KASent/Rcv

——————————————————————————

2.2.2.2:0
Operational
DU Passive 0000:15:29 3717/3717

——————————————————————————

TOTAL: 1 session(s) Found.

步骤
4

PE
之间建立远端
LDP
会话

#
配置
PE1

[PE1]
mpls ldp remote-peer 3.3.3.3

[PE1-mpls-ldp-remote-3.3.3.3]
remote-ip 3.3.3.3

[PE1-mpls-ldp-remote-3.3.3.3]
quit

#
配置
PE2

[PE2]
mpls ldp remote-peer 1.1.1.1

[PE2-mpls-ldp-remote-1.1.1.1]
remote-ip 1.1.1.1

[PE2-mpls-ldp-remote-1.1.1.1]
quit

配置完成后,在
PE1

PE2
上执行
display mpls ldp session
命令可以看到
PE1

PE2

间的对等体的
Status
项为“
Operational
”,即远端对等体关系已建立。以
PE1
的显示

为例:

[PE1]
display mpls ldp session

LDP Session(s) in Public Network

Codes: LAM(Label Advertisement Mode), SsnAge Unit(DDDD:HH:MM)

A ‘*’ before a session means the session is being deleted.

——————————————————————————

PeerID Status LAM SsnRole SsnAge KASent/Rcv

——————————————————————————

2.2.2.2:0
Operational
DU Passive 0000:15:29 3717/3717

3.3.3.3:0
Operational
DU Passive 0000:00:00 2/2

——————————————————————————

TOTAL: 2 session(s) Found.

步骤
5

PE
上使能
MPLS L2VPN

#
配置
PE1

[PE1]
mpls l2vpn

[PE1-l2vpn]
quit

#
配置
PE2

[PE2]
mpls l2vpn

[PE2-l2vpn]
quit

步骤
6

PE
上配置
VSI

#
配置
PE1

[PE1]
vsi a2 static

[PE1-vsi-a2]
pwsignal ldp

[PE1-vsi-a2-ldp]
vsi-id 2

[PE1-vsi-a2-ldp]
peer 3.3.3.3

[PE1-vsi-a2-ldp]
quit

[PE1-vsi-a2]
quit

#
配置
PE2

[PE2]
vsi a2 static

[PE2-vsi-a2]
pwsignal ldp

[PE2-vsi-a2-ldp]
vsi-id 2

[PE2-vsi-a2-ldp]
peer 1.1.1.1

[PE2-vsi-a2-ldp]
quit

[PE2-vsi-a2]
quit

步骤
7

PE
上配置
VSI
与接口的绑定

#
配置
PE1

[PE1]
vcmp role silent

[PE1]
interface gigabitethernet0/0/1

[PE1-GigabitEthernet0/0/1]
port link-type hybrid

[PE1-GigabitEthernet0/0/1]
quit

[PE1]
interface gigabitethernet0/0/1.1

[PE1-GigabitEthernet0/0/1.1]
dot1q termination vid 10

[PE1-GigabitEthernet0/0/1.1]
l2 binding vsi a2

[PE1-GigabitEthernet0/0/1.1]
quit

#
配置
PE2

[PE2]
vcmp role silent

[PE2]
interface gigabitethernet0/0/2

[PE2-GigabitEthernet0/0/2]
port link-type hybrid

[PE2-GigabitEthernet0/0/2]
quit

[PE2]
interface gigabitethernet0/0/2.1

[PE2-GigabitEthernet0/0/2.1]
dot1q termination vid 10

[PE2-GigabitEthernet0/0/2.1]
l2 binding vsi a2

[PE2-GigabitEthernet0/0/2.1]
quit

步骤
8
验证配置结果

完成上述配置后,在
PE1
上执行
display vsi name a2 verbose
命令,可以看到名字为

a2

VSI
建立了一条
PW

PE2

VSI
状态为
UP

[PE1]
display vsi name a2 verbose

***VSI Name : a2

Administrator VSI : no

Isolate Spoken : disable

VSI Index : 0

PW Signaling : ldp

Member Discovery Style : static

PW MAC Learn Style : unqualify

Encapsulation Type : vlan

MTU : 1500

²čäàv Mode : uniform

Mpls Exp : —

DomainId : 255

Domain Name :

Ignore AcState : disable

P2P VSI : disable

Create Time : 0 days, 0 hours, 5 minutes, 1 seconds

VSI State :
up

VSI ID : 2

*Peer Router ID : 3.3.3.3

Negotiation-vc-id : 2

primary or secondary : primary

ignore-standby-state : no

VC Label : 23552

Peer Type : dynamic

Session : up

Tunnel ID : 0x22

Broadcast Tunnel ID : 0x22

Broad BackupTunnel ID : 0x0

CKey : 2

NKey : 1

Stp Enable : 0

PwIndex : 0

Control Word : disable

Interface Name : gigabitethernet0/0/1.1

State : up

Access Port : false

Last Up Time : 2010/12/30 11:31:18

Total Up Time : 0 days, 0 hours, 1 minutes, 35 seconds

**PW Information:

*Peer Ip Address : 3.3.3.3

PW State : up

Local VC Label : 23552

Remote VC Label : 23552

Remote Control Word : disable

PW Type : label

Local VCCV : alert lsp-ping bfd

Remote VCCV : alert lsp-ping bfd

Tunnel ID : 0x22

Broadcast Tunnel ID : 0x22

Broad BackupTunnel ID : 0x0

Ckey : 0x2

Nkey : 0x1

Main PW Token : 0x22

Slave PW Token : 0x0

Tnl Type : LSP

OutInterface : Vlanif20

Backup OutInterface :

Stp Enable : 0

PW Last Up Time : 2010/12/30 11:32:03

PW Total Up Time : 0 days, 0 hours, 0 minutes, 50 seconds


CE1

10.1.1.1
)上能够
ping

CE2

10.1.1.2
)。

[CE1]
ping 10.1.1.2

PING 10.1.1.2: 56 data bytes, press CTRL_C to break

Reply from 10.1.1.2: bytes=56 Sequence=1 ttl=255 time=90 ms

Reply from 10.1.1.2: bytes=56 Sequence=2 ttl=255 time=77 ms

Reply from 10.1.1.2: bytes=56 Sequence=3 ttl=255 time=34 ms

Reply from 10.1.1.2: bytes=56 Sequence=4 ttl=255 time=46 ms

Reply from 10.1.1.2: bytes=56 Sequence=5 ttl=255 time=94 ms

— 10.1.1.2 ping statistics —

5 packet(s) transmitted

5 packet(s) received

0.00% packet loss

round-trip min/avg/max = 34/68/94 ms

—-
结束

配置文件

● CE1
的配置文件

#

sysname CE1

#

vlan batch 10

#

interface Vlanif10

ip address 10.1.1.1 255.255.255.0

#

interface GigabitEthernet0/0/1

port link-type trunk

port trunk allow-pass vlan 10

#

return

● CE2
的配置文件

#

sysname CE2

#

vlan batch 10

#

interface Vlanif10

ip address 10.1.1.2 255.255.255.0

#

interface GigabitEthernet0/0/1

port link-type trunk

port trunk allow-pass vlan 10

#

return

● PE1
的配置文件

#

sysname PE1

#

router id 1.1.1.1

#

vlan batch 20

#

mpls lsr-id 1.1.1.1

mpls

#

mpls l2vpn

#

vsi a2 static

pwsignal ldp

vsi-id 2

peer 3.3.3.3

#

mpls ldp

#

mpls ldp remote-peer 3.3.3.3

remote-ip 3.3.3.3

#

interface Vlanif20

ip address 4.4.4.4 255.255.255.0

mpls

mpls ldp

#interface GigabitEthernet0/0/1

port link-type hybrid

#

interface GigabitEthernet0/0/1.1

dot1q termination vid 10

l2 binding vsi a2

#

interface GigabitEthernet0/0/2

port link-type hybrid

port hybrid pvid vlan 20

port hybrid tagged vlan 20

#

interface LoopBack1

ip address 1.1.1.1 255.255.255.255

#

ospf 1

area 0.0.0.0

network 1.1.1.1 0.0.0.0

network 4.4.4.0 0.0.0.255

#

return

● P
的配置文件

#

sysname P

#

router id 2.2.2.2

#

vlan batch 20 30

#

mpls lsr-id 2.2.2.2

mpls

#

mpls ldp

#

interface Vlanif20

ip address 4.4.4.5 255.255.255.0

mpls

mpls ldp

#

interface Vlanif30

ip address 5.5.5.4 255.255.255.0

mpls

mpls ldp

#

interface GigabitEthernet0/0/1

port link-type hybrid

port hybrid pvid vlan 20

port hybrid tagged vlan 20

#

interface GigabitEthernet0/0/2

port link-type hybrid

port hybrid pvid vlan 30

port hybrid tagged vlan 30

#

interface LoopBack1

ip address 2.2.2.2 255.255.255.255

#

ospf 1

area 0.0.0.0

network 2.2.2.2 0.0.0.0

network 4.4.4.0 0.0.0.255

network 5.5.5.0 0.0.0.255

#

return

● PE2
的配置文件

#

sysname PE2

#

router id 3.3.3.3

#

vlan batch 30

#

mpls lsr-id 3.3.3.3

mpls

#

mpls l2vpn

#

vsi a2 static

pwsignal ldp

vsi-id 2

peer 1.1.1.1

#

mpls ldp

#

mpls ldp remote-peer 1.1.1.1

remote-ip 1.1.1.1

#

interface Vlanif30

ip address 5.5.5.5 255.255.255.0

mpls

mpls ldp

#

interface GigabitEthernet0/0/1

port link-type hybrid

port hybrid pvid vlan 30

port hybrid tagged vlan 30

#

interface GigabitEthernet0/0/2

port link-type hybrid

#

interface GigabitEthernet0/0/2.1

dot1q termination vid 10

l2 binding vsi a2

#

interface LoopBack1

ip address 3.3.3.3 255.255.255.255

#

ospf 1

area 0.0.0.0

network 3.3.3.3 0.0.0.0

network 5.5.5.0 0.0.0.255

#

return

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