A-A+
VRRP实现线路热备份的实现
一:实验要求:
1.在正常情况下 VLAN 10的成员的数据走LSW1,VLAN20 的成员 走LSW2。当某线路出现故障时,线路自动切换至另一线路上,从而不影响网络通信。
二:所需设备:
1.一台AR3260路由器 2.两台S5700交换机 3.一台S37004.两台PC机
三:技术解释:
VRRP是一种容错协议,应用于当连接主机的下一跳网关路由器出现故障时,由网络中另一台路由器代替故障路由器进行工作,从而保证网络通信的连续性和可靠性
四:实验拓扑:
五:实验步骤:
1.开启所有设备
2.配置PC机的IP地址
3.配置S3700交换机的VLAN和TRUNK
- [Huawei]vlan 10
- [Huawei-vlan10]vlan 20
- [Huawei-vlan20]inte0/0/1
- [Huawei-Ethernet0/0/1]port link-type access
- [Huawei-Ethernet0/0/1]port default vlan 10
- [Huawei-Ethernet0/0/1]int e0/0/2
- [Huawei-Ethernet0/0/2]port link-type access
- [Huawei-Ethernet0/0/2]port default vlan 20
- [Huawei-Ethernet0/0/2]port default vlan 20
- [Huawei-Ethernet0/0/2]int e0/0/10
- [Huawei-Ethernet0/0/10]port link-type trunk
- [Huawei-Ethernet0/0/10]port trunk allow-pass vlan all
- [Huawei-Ethernet0/0/10]int e0/0/11
- [Huawei-Ethernet0/0/11]port link-type trunk
- [Huawei-Ethernet0/0/11]port trunk allow-pass vlan all
- [Huawei-Ethernet0/0/11]dis vlan
- Thetotal number of vlans is : 3
- --------------------------------------------------------------------------------
- U:Up; D: Down; TG: Tagged; UT: Untagged;
- MP:Vlan-mapping; ST:Vlan-stacking;
- #:ProtocolTransparent-vlan; *:Management-vlan;
- --------------------------------------------------------------------------------
- VID Type Ports
- --------------------------------------------------------------------------------
- 1 common UT:Eth0/0/3(D) Eth0/0/4(D) Eth0/0/5(D) Eth0/0/6(D)
- Eth0/0/7(D) Eth0/0/8(D) Eth0/0/9(D) Eth0/0/10(U)
- Eth0/0/11(U) Eth0/0/12(D) Eth0/0/13(D) Eth0/0/14(D)
- Eth0/0/15(D) Eth0/0/16(D) Eth0/0/17(D) Eth0/0/18(D)
- Eth0/0/19(D) Eth0/0/20(D) Eth0/0/21(D) Eth0/0/22(D)
- GE0/0/1(D) GE0/0/2(D)
- 10 common UT:Eth0/0/1(U)
- TG:Eth0/0/10(U) Eth0/0/11(U)
- 20 common UT:Eth0/0/2(U)
- TG:Eth0/0/10(U) Eth0/0/11(U)
- VID Status Property MAC-LRN StatisticsDescription
- --------------------------------------------------------------------------------
- 1 enable default enable disable VLAN 0001
- 10 enable default enable disable VLAN 0010
- 20 enable default enable disable VLAN 0020
4.配置S5700 LSW1的 VLAN trunk默认路由
- <Huawei>sy
- [Huawei]vlan10
- [Huawei-vlan10]vlan 20
- [Huawei-vlan20]vlan 30
- [Huawei-vlan30]int g0/0/1
- [Huawei-GigabitEthernet0/0/1]port link-type trunk
- [Huawei-GigabitEthernet0/0/1]port trunk allow-pass vlan all
- [Huawei-GigabitEthernet0/0/1]int vlan 10
- [Huawei-Vlanif10]ip add 192.168.10.10 24
- [Huawei-Vlanif10]un shut
- Info:Interface Vlanif10 is not shutdown.
- [Huawei-Vlanif10]int vlan 20
- [Huawei-Vlanif20]ip add 192.168.20.10 24
- [Huawei-Vlanif20]int g0/0/2
- [Huawei-GigabitEthernet0/0/2]port link-type access
- [Huawei-GigabitEthernet0/0/2]port default vlan 30
- [Huawei-GigabitEthernet0/0/2]int vlan 30
- [Huawei-Vlanif30]ip add 202.106.1.1 24
- [Huawei]sysname LSW1
- [LSW1]ip route-static 0.0.0.0 0.0.0.0 202.106.1.2
- [LSW1]dis ip int b
- *down:administratively down
- ^down:standby
- (l):loopback
- (s):spoofing
- Thenumber of interface that is UP in Physical is 5
- Thenumber of interface that is DOWN in Physical is 1
- Thenumber of interface that is UP in Protocol is 4
- Thenumber of interface that is DOWN in Protocol is 2
- Interface IP Address/Mask Physical Protocol
- MEth0/0/1 unassigned down down
- NULL0 unassigned up up(s)
- Vlanif1 unassigned up down
- Vlanif10 192.168.10.10/24 up up
- Vlanif20 192.168.20.10/24 up up
- Vlanif30 202.106.1.1/24 up up
- [LSW1]dis vlan
- Thetotal number of vlans is : 4
- --------------------------------------------------------------------------------
- U:Up; D: Down; TG: Tagged; UT: Untagged;
- MP:Vlan-mapping; ST:Vlan-stacking;
- #:ProtocolTransparent-vlan; *: Management-vlan;
- --------------------------------------------------------------------------------
- VID Type Ports
- --------------------------------------------------------------------------------
- 1 common UT:GE0/0/1(U) GE0/0/3(D) GE0/0/4(D) GE0/0/5(D)
- GE0/0/6(D) GE0/0/7(D) GE0/0/8(D) GE0/0/9(D)
- GE0/0/10(D) GE0/0/11(D) GE0/0/12(D) GE0/0/13(D)
- GE0/0/14(D) GE0/0/15(D) GE0/0/16(D) GE0/0/17(D)
- GE0/0/18(D) GE0/0/19(D) GE0/0/20(D) GE0/0/21(D)
- GE0/0/22(D) GE0/0/23(D) GE0/0/24(D)
- 10 common TG:GE0/0/1(U)
- 20 common TG:GE0/0/1(U)
- 30 common UT:GE0/0/2(U)
- TG:GE0/0/1(U)
- VID Status Property MAC-LRN StatisticsDescription
- --------------------------------------------------------------------------------
- 1 enable default enable disable VLAN 0001
- 10 enable default enable disable VLAN 0010
- 20 enable default enable disable VLAN 0020
- 30 enable default enable disable VLAN 0030
- [LSW1]dis ip routing-table
- RouteFlags: R - relay, D - download to fib
- ------------------------------------------------------------------------------
- RoutingTables: Public
- Destinations : 9 Routes : 9
- Destination/Mask Proto Pre Cost Flags NextHop Interface
- 0.0.0.0/0 Static 60 0 RD 202.106.1.2 Vlanif30
- 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
- 192.168.10.0/24 Direct 0 0 D 192.168.10.10 Vlanif10
- 192.168.10.10/32 Direct 0 0 D 127.0.0.1 Vlanif10
- 192.168.20.0/24 Direct 0 0 D 192.168.20.10 Vlanif20
- 192.168.20.10/32 Direct 0 0 D 127.0.0.1 Vlanif20
- 202.106.1.0/24 Direct 0 0 D 202.106.1.1 Vlanif30
- 202.106.1.1/32 Direct 0 0 D 127.0.0.1 Vlanif30
5.配置AR1的IP地址 LoopBack 和浮动路由
- <Huawei>sys
- [Huawei]int g0/0/0
- [Huawei-GigabitEthernet0/0/0]ip add 202.106.1.2 24
- [Huawei-GigabitEthernet0/0/0]un shut
- Info:Interface GigabitEthernet0/0/0 is not shutdown.
- [Huawei-GigabitEthernet0/0/0]int g0/0/1
- [Huawei-GigabitEthernet0/0/1]ip add 202.106.2.1 24
- [Huawei-GigabitEthernet0/0/1]q
- [Huawei]int loo 0
- [Huawei-LoopBack0]ip add 1.1.1.1 32
- [Huawei-LoopBack0]q
- [Huawei]ip route-static 192.168.10.0 24 202.106.1.1
- [Huawei]ip route-static 192.168.10.0 24 202.106.2.2 preference 70
- [Huawei]ip route-static 192.168.20.0 24 202.106.2.2
- [Huawei]ip route-static 192.168.20.0 24 202.106.1.1 preference 70
- [Huawei]dis ip routing-table
- RouteFlags: R - relay, D - download to fib
- ------------------------------------------------------------------------------
- RoutingTables: Public
- Destinations : 10 Routes : 10
- Destination/Mask Proto Pre Cost Flags NextHop Interface
- 1.1.1.1/32 Direct 0 0 D 127.0.0.1 LoopBack0
- 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
- 127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
- 192.168.10.0/24 Static 70 0 RD 202.106.2.2 GigabitEthernet0
- /0/1
- 192.168.20.0/24 Static 60 0 RD 202.106.2.2 GigabitEthernet0
- /0/1
- 202.106.2.0/24 Direct 0 0 D 202.106.2.1 GigabitEthernet0
- /0/1
- 202.106.2.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet0
- /0/1
- 202.106.2.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet0
- /0/1
- 255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
6.配置LSW2的VLAN Trunk 默认路由以及IP地址
- <Huawei>sy
- [Huawei]sysname LSW2
- [LSW2]VLAN 10
- [LSW2-vlan10]VLAN 20
- [LSW2-vlan20]VLAN 30
- [LSW2-vlan30]INT G0/0/2
- [LSW2-GigabitEthernet0/0/2]port link-type access
- [LSW2-GigabitEthernet0/0/2]port default vlan 30
- [LSW2-GigabitEthernet0/0/2]int g0/0/1
- [LSW2-GigabitEthernet0/0/1]port link-type trunk
- [LSW2-GigabitEthernet0/0/1]port trunk allow-pass vlan all
- [LSW2-GigabitEthernet0/0/1]int vlan 10
- [LSW2-Vlanif10]ip add 192.168.10.20 24
- [LSW2-Vlanif10]int vlan 20
- [LSW2-Vlanif20]ip add 192.168.20.20 24
- [LSW2-Vlanif20]int vlan 30
- [LSW2-Vlanif30]ip add 202.106.2.2 24
- [LSW2-Vlanif30]dis ip int b
- [LSW2-Vlanif30]q
- [LSW2]ip route-static 0.0.0.0 0.0.0.0 202.106.2.1
- [LSW2]dis ip int b
- *down:administratively down
- ^down:standby
- (l):loopback
- (s):spoofing
- Thenumber of interface that is UP in Physical is 5
- Thenumber of interface that is DOWN in Physical is 1
- Thenumber of interface that is UP in Protocol is 4
- Thenumber of interface that is DOWN in Protocol is 2
- Interface IP Address/Mask Physical Protocol
- MEth0/0/1 unassigned down down
- NULL0 unassigned up up(s)
- Vlanif1 unassigned up down
- Vlanif10 192.168.10.20/24 up up
- Vlanif20 192.168.20.20/24 up up
- Vlanif30 202.106.2.2/24 up up
- [LSW2]dis vlan
- Thetotal number of vlans is : 4
- --------------------------------------------------------------------------------
- U:Up; D: Down; TG: Tagged; UT: Untagged;
- MP:Vlan-mapping; ST:Vlan-stacking;
- #:ProtocolTransparent-vlan; *:Management-vlan;
- --------------------------------------------------------------------------------
- VID Type Ports
- --------------------------------------------------------------------------------
- 1 common UT:GE0/0/1(U) GE0/0/3(D) GE0/0/4(D) GE0/0/5(D)
- GE0/0/6(D) GE0/0/7(D) GE0/0/8(D) GE0/0/9(D)
- GE0/0/10(D) GE0/0/11(D) GE0/0/12(D) GE0/0/13(D)
- GE0/0/14(D) GE0/0/15(D) GE0/0/16(D) GE0/0/17(D)
- GE0/0/18(D) GE0/0/19(D) GE0/0/20(D) GE0/0/21(D)
- GE0/0/22(D) GE0/0/23(D) GE0/0/24(D)
- 10 common TG:GE0/0/1(U)
- 20 common TG:GE0/0/1(U)
- 30 common UT:GE0/0/2(U)
- TG:GE0/0/1(U)
- VID Status Property MAC-LRN StatisticsDescription
- --------------------------------------------------------------------------------
- 1 enable default enable disable VLAN 0001
- 10 enable default enable disable VLAN 0010
- 20 enable default enable disable VLAN 0020
- 30 enable default enable disable VLAN 0030
- [LSW2]dis ip routing-table
- RouteFlags: R - relay, D - download to fib
- ------------------------------------------------------------------------------
- RoutingTables: Public
- Destinations : 9 Routes : 9
- Destination/Mask Proto Pre Cost Flags NextHop Interface
- 0.0.0.0/0 Static 60 0 RD 202.106.2.1 Vlanif30
- 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
- 192.168.10.0/24 Direct 0 0 D 192.168.10.20 Vlanif10
- 192.168.10.20/32 Direct 0 0 D 127.0.0.1 Vlanif10
- 192.168.20.0/24 Direct 0 0 D 192.168.20.20 Vlanif20
- 192.168.20.20/32 Direct 0 0 D 127.0.0.1 Vlanif20
- 202.106.2.0/24 Direct 0 0 D 202.106.2.2 Vlanif30
- 202.106.2.2/32 Direct 0 0 D 127.0.0.1 Vlanif30
7.配置LSW1的VRRP
- [LSW1]int vlan 10
- [LSW1-Vlanif10]vrrp vrid 1 virtual-ip 192.168.10.1
- [LSW1-Vlanif10]vrrp vrid 1 priority 110
- [LSW1-Vlanif10]vrrp vrid 1 preempt-mode timer delay 0
- [LSW1-Vlanif10]vrrp vrid 1 track interface GigabitEthernet 0/0/1
- [LSW1-Vlanif10]vrrp vrid 1 track interface GigabitEthernet 0/0/2
- [LSW1-Vlanif10]int vlan 20
- [LSW1-Vlanif20]vrrp vrid 2 virtual-ip 192.168.20.1
- [LSW1-Vlanif20]vrrp vrid 2 priority 95
- [LSW1-Vlanif20]vrrp vrid 2 preempt-mode timer delay 0
- [LSW1-Vlanif20]dis vrrp
- Vlanif10 | Virtual Router 1
- State : Master
- Virtual IP : 192.168.10.1
- Master IP : 192.168.10.10
- PriorityRun : 110
- PriorityConfig : 110
- MasterPriority : 110
- Preempt : YES Delay Time : 0 s
- TimerRun : 1 s
- TimerConfig : 1 s
- Auth type : NONE
- Virtual MAC : 0000-5e00-0101
- Check TTL : YES
- Config type : normal-vrrp
- Track IF : GigabitEthernet0/0/1 Priority reduced : 10
- IF state : UP
- Track IF : GigabitEthernet0/0/2 Priority reduced : 10
- IF state : UP
- Create time : 2014-02-23 21:33:36 UTC-08:00
- Last change time : 2014-02-23 21:33:40UTC-08:00
- Vlanif20 | Virtual Router 2
- State : Master
- Virtual IP : 192.168.20.1
- Master IP : 192.168.20.10
- PriorityRun : 95
- PriorityConfig : 95
- MasterPriority : 95
- Preempt : YES Delay Time : 0 s
- TimerRun : 1 s
- TimerConfig : 1 s
- Auth type : NONE
- Virtual MAC : 0000-5e00-0102
- Check TTL : YES
- Config type : normal-vrrp
- Create time : 2014-02-23 21:35:36 UTC-08:00
- Last change time : 2014-02-23 21:35:39UTC-08:00
8.配置LSW2的VRRP
- <LSW2>sy
- [LSW2]int g0/0/1
- [LSW2-GigabitEthernet0/0/1]int vlan 10
- [LSW2-Vlanif10]vrrp vrid 1 virtual-ip 192.168.10.1
- [LSW2-Vlanif10]vrrp vrid 1 preempt-mode timer delay 0
- [LSW2-Vlanif10]vrrp vrid 1 priority 105
- [LSW2-Vlanif10]int vlan 20
- [LSW2-Vlanif20]vrrp vrid 2 virtual-ip 192.168.20.1
- [LSW2-Vlanif20]vrrp vrid 2 preempt-mode timer delay 0
- [LSW2-Vlanif20]vrrpvrid 2 priority 100
- [LSW2-Vlanif20]vrrp vrid 2 track interface GigabitEthernet 0/0/1
- [LSW2-Vlanif20]vrrp vrid 2 track interface GigabitEthernet 0/0/2
- [LSW2-Vlanif20]dis vrrp
- [LSW2-Vlanif20]dis vrrp
- Vlanif10 | Virtual Router 1
- State : Backup
- Virtual IP : 192.168.10.1
- Master IP : 192.168.10.10
- PriorityRun : 105
- PriorityConfig : 105
- MasterPriority : 110
- Preempt : YES Delay Time : 0 s
- TimerRun : 1 s
- TimerConfig : 1 s
- Auth type : NONE
- Virtual MAC : 0000-5e00-0101
- Check TTL : YES
- Config type : normal-vrrp
- Create time : 2014-02-23 21:39:43 UTC-08:00
- Last change time : 2014-02-23 21:39:43UTC-08:00
- Vlanif20 | Virtual Router 2
- State : Master
- Virtual IP : 192.168.20.1
- Master IP : 192.168.20.20
- PriorityRun : 100
- PriorityConfig : 100
- MasterPriority : 100
- Preempt : YES Delay Time : 0 s
- TimerRun : 1 s
- TimerConfig : 1 s
- Auth type : NONE
- Virtual MAC : 0000-5e00-0102
- Check TTL : YES
- Config type : normal-vrrp
- Track IF : GigabitEthernet0/0/1 Priority reduced : 10
- IF state : UP
- Track IF : GigabitEthernet0/0/2 Priority reduced : 10
- IF state : UP
- Create time : 2014-02-23 21:41:11 UTC-08:00
- Last change time : 2014-02-23 21:41:12UTC-08:00
9.PC1测试网络
Ping 回环地址
Tracert回环地址
10.PC2 测试网络
Ping 回环地址
Tracert回环地址
11.网关路由器出现故障时
ShutdownLSW1 的GE0/0/2
PC1 ping1.1.1.1
Tracert 回环地址
线路已切换!
实验完成。