华为 huawei 交换机配置 Dot1q 终结子接口接入 VPLS 示例

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。
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
<HUAWEI> 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
<HUAWEI> 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
<HUAWEI> 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
<HUAWEI> 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
<HUAWEI> 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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