0.软件安装包
叶焕新: 络工程师软件安装包合集?
理论内容请回顾之前内容
1.需求
1) 配置两台物理设备为一台逻辑设备虚拟化-堆叠
2) 将线路进行端口捆绑
3) 测试 络端口故障的切换效果
4) 测试设备故障时的切换效果
2.实验拓扑
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3.IRF配置命令
3.1.主设备配置命令
1) 设备命名
[H3C]sysname SW1
2) 先关闭堆叠的接口
[SW1]int Ten-GigabitEthernet 1/0/52
[SW1-Ten-GigabitEthernet1/0/52]shutdown
3) 配置设备的优先级
[SW1]irf member 1 priority 2
注:优先级默认为1,越大越优,优先为主设备。
4) 关联堆叠接口
[SW1]irf-port 1/1
[SW1]port group interface ten-gigabitethernet 1/0/52
5) 启用堆叠的接口
[SW1]int Ten-GigabitEthernet 1/0/52
[SW1-Ten-GigabitEthernet1/0/52]undo shutdown
6) 激活irf配置
[SW1] irf-port-configuration active
3.2.从设备配置命令
1) 设备命名
[H3C]sysname SW2
2) 先关闭堆叠的接口
[SW2]int Ten-GigabitEthernet 1/0/52
[SW2-Ten-GigabitEthernet1/0/52]shutdown
3) 关联堆叠接口
[SW2]irf-port 1/2
[SW2]port group interface ten-gigabitethernet 1/0/52
4) 启用堆叠的接口
[SW2]int Ten-GigabitEthernet 1/0/52
[SW2-Ten-GigabitEthernet1/0/52]undo shutdown
5) 激活irf配置
[SW2] irf-port-configuration active
4.其他配置命令
4.1.端口捆绑配置命令
堆叠设备上配置捆绑
[SW1]int Bridge-Aggregation 2
[SW1]int ran ten 1/0/50 ten 2/0/51
[SW1-if-range]port link-aggregation group 2
[SW1]int Bridge-Aggregation 2
[SW1-Bridge-Aggregation2]port link-type trunk
[SW1-Bridge-Aggregation2]port trunk permit vlan all
其他设备配置捆绑
[S5820] int Bridge-Aggregation 2
[S5820]int ran ten 1/0/50 ten 1/0/51
[S5820-if-range]port link-aggregation group 2
[S5820]int Bridge-Aggregation 2
[S5820-Bridge-Aggregation2]port link-type trunk
[S5820-Bridge-Aggregation2]port trunk permit vlan all
4.2.配置svi地址
堆叠设备上配置SVI
vlan 10
int vlan 10
ip add 10.1.1.1 24
其他设备上配置SVI
vlan 10
int vlan 10
ip add 10.1.1.2 24
5.验证
5.1.设备状态
[SW1]dis irf
MemberID Role Priority CPU-Mac Description
*+1 Master 2 361b-d50e-0104 —
2 Standby 1 361b-dc16-0204 —
————————————————–
* indicates the device is the master.
+ indicates the device through which the user logs in.
The bridge MAC of the IRF is: 361b-d50e-0100
Auto upgrade : yes
Mac persistent : 6 min
Domain ID : 0
5.2.切换测试
S5820上发起ping堆叠设备
ping -c 100000 10.1.1.1
Ping 10.1.1.1 (10.1.1.1): 56 data bytes, press CTRL_C to break
56 bytes from 10.1.1.1: icmp_seq=0 ttl=255 time=1.000 ms
56 bytes from 10.1.1.1: icmp_seq=1 ttl=255 time=1.000 ms
5.3.端口断线测试
关闭堆叠设备的1/0/50接口
58 packet(s) transmitted, 58 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.000/0.638/1.000/0.481 ms
没有发现丢包
启用堆叠设备的1/0/50接口
58 packet(s) transmitted, 58 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.000/0.845/2.000/0.407 ms
关闭堆叠设备的2/0/51接口
56 packet(s) transmitted, 56 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.000/0.857/2.000/0.479 ms
没有发现丢包
启用堆叠设备的2/0/51接口
28 packet(s) transmitted, 28 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.000/0.679/2.000/0.538 ms
没有发现丢包
5.4.设备关机测试
关闭堆叠主用设备
119 packet(s) transmitted, 116 packet(s) received, 2.5% packet loss
round-trip min/avg/max/std-dev = 0.000/0.828/2.000/0.530 ms
发现丢包3个
MemberID Role Priority CPU-Mac Description
*+2 Master 1 361b-dc16-0204 —
————————————————–
* indicates the device is the master.
+ indicates the device through which the user logs in.
The bridge MAC of the IRF is: 361b-d50e-0100
Auto upgrade : yes
Mac persistent : 6 min
Domain ID : 0
启动堆叠主用设备
536 packet(s) transmitted, 536 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 0.000/0.746/4.000/0.552 ms
没有发现丢包
MemberID Role Priority CPU-Mac Description
1 Standby 2 361b-d50e-0104 —
*+2 Master 1 361b-dc16-0204 —
————————————————–
* indicates the device is the master.
+ indicates the device through which the user logs in.
The bridge MAC of the IRF is: 361b-d50e-0100
Auto upgrade : yes
Mac persistent : 6 min
Domain ID : 0
54 packet(s) transmitted, 54 packet(s) received, 0.0% packet loss, round-trip min/avg/max/std-dev = 0.000/1.037/11.000/1.621 ms
6.总结
整体经典配置得到预期的效果,两台物理设备虚拟化为一台逻辑设备,统一化管理,并具有逻辑设备进行链路聚合功能,在极端情况下物理设备中断,恢复丢包可控制在5个以内,具有良好的风险控制。
但堆叠具有同厂家同型 才能进行,具有排外性,而且技术上是厂家私有的黑盒子,凡事有利有弊。
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