实验二_链路聚合技术_LACP.doc

实验二 链路聚合技术（LACP）配置 实验内容与目的实验内容：1. 配置路由器与三层交换机间的链路聚合2. 配置手工、静态、动态链路聚合3. 验证链路聚合实验目的：1. 掌握链路聚合技术的作用2. 理解链路聚合技术的基本原理3. 掌握网络设备上的链路聚合配置指令与配置过程实验任务： 1 实验组网图与实验要求如图1所示，三层交换机SW1和SW2互联至路由器AR，设备间采用多链路聚合的方式，以保证高可靠性。各设备IP地址分配如图1所示。图1 路由器、交换机链路聚合配置图2 实验过程步骤一：组建实验环境并完成设备基本配置按照图1进行连接，并检查设备配置信息，确保各设备配置被清除，处于出厂的初始状态。完成各设备的基本配置，设备命名、远程登录。下面是AR路由器的基本配置，（SW1、SW2参考完成）：sys /由用户视图进入系统视图Huaweisysname AR /设备命名为AR（SW1、SW2、SW3参考完成）ARaaa /由系统视图进入AAA视图AR-aaalocal-user huawei password cipher huawei privilege level 3 /创建用户huawei/huawei 用户级别设为3级AR-aaalocal-user huawei service-type telnet /用户huawei服务类型设为telnetAR-aaaq /退出aaa视图ARuser-interface vty 0 4 /进入vty视图AR-ui-vty0-4authentication-mode aaa /设置vty用户采用AAA认证AR-ui-vty0-4q ARqtelnet 127.0.0.1 /本机telnet测试 Press CTRL_ to quit telnet mode Trying 127.0.0.1 . Connected to 127.0.0.1 .Login authentication Username:huawei /telnet 用户名：huaweiPassword: /telnet 密码：huaweiq /登陆成功 Configuration console exit, please retry to log on The connection was closed by the remote host步骤二：AR和SW1间采用手工配置方式进行链路聚合（物理接口）AR配置AR1interface Eth-Trunk 1 /创建ETH-Trunk1AR1-Eth-Trunk1undo portswitch /修改端口属性为三层接口（默认为二层接口）AR1-Eth-Trunk1mode manual load-balance /使用手工配置进行链路聚合（默认为手工配置）AR1-Eth-Trunk1ip address 192.168.0.1 30 /配置接口IP地址AR1-GigabitEthernet0/0/0eth-trunk 1 /将G0/0/0加入ETH-TRUNK1AR1-GigabitEthernet0/0/1eth-trunk 1 /将G0/0/1加入ETH-TRUNK1SW1配置SW1vlan 2SW1int Vlanif 2SW1-Vlanif2ip address 192.168.0.2 30SW1interface Eth-Trunk 1SW1-Eth-Trunk1mode manual load-balance /使用手工配置进行链路聚合（默认为手工配置）SW1-Eth-Trunk1port link-type access SW1-Eth-Trunk1port default vlan 2SW1-GigabitEthernet0/0/1eth-trunk 1SW1-GigabitEthernet0/0/2eth-trunk 1查看ETH-trunk状态display eth-trunk 1Eth-Trunk1的状态信息：工作模式： 手工 哈希方式：依照SIP-XOR-DIP 下限阈值：1 上限阈值：8 Trunk状态：up 成员口UP数目：2 -端口 状态 权重 GigabitEthernet0/0/1 Up 1 GigabitEthernet0/0/2 Up 1 链路聚合测试：在SW1上ping 192.168.0.1SW1ping 192.168.0.1 PING 192.168.0.1: 56 data bytes, press CTRL_C to break Reply from 192.168.0.1: bytes=56 Sequence=1 ttl=255 time=1 ms Reply from 192.168.0.1: bytes=56 Sequence=2 ttl=255 time=10 ms Reply from 192.168.0.1: bytes=56 Sequence=3 ttl=255 time=30 ms Reply from 192.168.0.1: bytes=56 Sequence=4 ttl=255 time=30 ms Reply from 192.168.0.1: bytes=56 Sequence=5 ttl=255 time=1 ms - 192.168.0.1 ping statistics - 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 1/14/30 ms步骤三： AR和SW2间采用手工配置方式进行链路聚合（子接口）AR配置AR1interface Eth-Trunk 2 /创建ETH-Trunk1AR1-Eth-Trunk2undo portswitch /修改端口属性为三层接口（默认为二层接口）AR1-Eth-Trunk2 mode manual load-balance /使用静态配置进行链路聚合（默认为手工配置）AR1int Eth-Trunk 2.3 /进入子接口AR1-Eth-Trunk2.3dot1q termination vid 3 /封装dot1q 为3AR1-Eth-Trunk2.3ip address 192.168.0.5 30 /配置接口IP地址AR1-GigabitEthernet0/0/2eth-trunk 2 /将G0/0/0加入ETH-TRUNK2AR1-GigabitEthernet4/0/0eth-trunk 2 /将G0/0/1加入ETH-TRUNK2SW1配置SW1vlan 3SW1int Vlanif 3SW1-Vlanif3ip address 192.168.0.6 30SW1interface Eth-Trunk 2SW1-Eth-Trunk1mode manual load-balanceSW1-Eth-Trunk1port link-type trunk SW1-Eth-Trunk1port trunk allow-pass vlan 3SW1-GigabitEthernet0/0/1eth-trunk 2SW1-GigabitEthernet0/0/2eth-trunk 2查看ETH-trunk状态display eth-trunk 2Eth-Trunk1的状态信息：工作模式： 手工 哈希方式：依照SIP-XOR-DIP 下限阈值：1 上限阈值：8 Trunk状态：up 成员口UP数目：2 -端口 状态 权重 GigabitEthernet0/0/2 Up 1 GigabitEthernet4/0/0 Up 1 链路聚合测试：在SW2上ping 192.168.0.5SW2ping 192.168.0.5 PING 192.168.0.5: 56 data bytes, press CTRL_C to break Reply from 192.168.0.5: bytes=56 Sequence=1 ttl=255 time=30 ms Reply from 192.168.0.5: bytes=56 Sequence=2 ttl=255 time=10 ms Reply from 192.168.0.5: bytes=56 Sequence=3 ttl=255 time=1 ms Reply from 192.168.0.5: bytes=56 Sequence=4 ttl=255 time=30 ms Reply from 192.168.0.5: bytes=56 Sequence=5 ttl=255 time=1 ms - 192.168.0.5 ping statistics - 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 1/14/30 ms步骤四：SW1和SW2间采用静态配置方式进行链路聚合SW1配置SW1vlan 4SW1int Vlanif 4SW1-Vlanif4ip address 192.168.0.9 30SW1interface Eth-Trunk 3SW1-Eth-Trunk1 mode lacp-staticSW1-Eth-Trunk1port link-type trunk SW1-Eth-Trunk1port trunk allow-pass vlan 4SW1-GigabitEthernet0/0/3eth-trunk 3SW1-GigabitEthernet0/0/4eth-trunk 3SW1-GigabitEthernet0/0/5eth-trunk 3SW2配置SW1vlan 4SW1int Vlanif 4SW1-Vlanif4ip address 192.168.0.10 30SW1interface Eth-Trunk 3SW1-Eth-Trunk1 mode lacp-staticSW1-Eth-Trunk1port link-type trunk SW1-Eth-Trunk1port trunk allow-pass vlan 4SW1-GigabitEthernet0/0/3eth-trunk 3SW1-GigabitEthernet0/0/4eth-trunk 3SW1-GigabitEthernet0/0/5eth-trunk 3查看ETH-trunk状态SW1display eth-trunk 3Eth-Trunk3s state information is:Local:LAG ID: 3 WorkingMode: STATIC Preempt Delay: Disabled Hash arithmetic: According to SIP-XOR-DIP System Priority: 32768 System ID: 4c1f-cca3-96f5 Least Active-linknumber: 1 Max Active-linknumber: 8 Operate status: up Number Of Up Port In Trunk: 3 -ActorPortName Status PortType PortPri PortNo PortKey PortState WeightGigabitEthernet0/0/3 Selected 1000TG 32768 4 913 10111100 1 GigabitEthernet0/0/4 Selected 1000TG 32768 5 913 10111100 1 GigabitEthernet0/0/5 Selected 1000TG 32768 6 913 10111100 1 Partner:-ActorPortName SysPri SystemID PortPri PortNo PortKey PortStateGigabitEthernet0/0/3 32768 4c1f-cc08-6400 32768 4 913 10111100GigabitEthernet0/0/4 32768 4c1f-cc08-6400 32768 5 913 10111100GigabitEthernet0/0/5 32768 4c1f-cc08-6400 32768 6 913 10111100链路聚合测试：在SW1上ping 192.168.0.10SW1ping 192.168.0.10 PING 192.168.0.10: 56 data bytes, press CTRL_C to break Reply from 192.168.0.10: bytes=56 Sequence=1 ttl=255 time=30 ms Reply from 192.168.0.10: bytes=56 Sequence=2 ttl=255 time=20 ms Reply from 192.168.0.10: bytes=56 Sequence=3 ttl=255 time=20 ms Reply from 192.168.0.10: bytes=56 Sequence=4 ttl=255 time=40 ms Reply from 192.168.0.10: bytes=56 Sequence=5 ttl=255 time=30 ms - 192.168.0.10 ping statistics - 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 20/28/40 ms步骤五：SW1和SW2间聚合组成员备份SW1-Eth-Trunk3max active-linknumber 2 /配置聚合组中活动链路上限为2SW2-Eth-Trunk3max active-linknumber 2 /配置聚合组中活动链路上限为2查看ETH-trunk状态SW1display eth-trunk 3Eth-Trunk3s state information is:Local:LAG ID: 3 WorkingMode: STATIC Preempt Delay: Disabled Hash arithmetic: According