本文主要是介绍华为设备配置IS-IS的DIS选择,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
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配置各接口所属的VLAN
[LSW1]vlan 10
[LSW1-GigabitEthernet0/0/1]port link-type trunk
[LSW1-GigabitEthernet0/0/1]port trunk allow-pass vlan 10
[LSW2]vlan 10
[LSW2-GigabitEthernet0/0/1]port link-type trunk
[LSW2-GigabitEthernet0/0/1]port trunk allow-pass vlan 10
[LSW3]vlan 10
[LSW3-GigabitEthernet0/0/1]port link-type trunk
[LSW3-GigabitEthernet0/0/1]port trunk allow-pass vlan 10
[LSW4]vlan 10
[LSW4-GigabitEthernet0/0/1]port link-type trunk
[LSW4-GigabitEthernet0/0/1]port trunk allow-pass vlan 10
[LSW5]vlan 10
[LSW5-GigabitEthernet0/0/1]port link-type trunk
[LSW5-GigabitEthernet0/0/1]port trunk allow-pass vlan 10
[LSW5-GigabitEthernet0/0/2]port link-type trunk
[LSW5-GigabitEthernet0/0/2]port trunk allow-pass vlan 10
[LSW5-GigabitEthernet0/0/3]port link-type trunk
[LSW5-GigabitEthernet0/0/3]port trunk allow-pass vlan 10
[LSW5-GigabitEthernet0/0/4]port link-type trunk
[LSW5-GigabitEthernet0/0/4]port trunk allow-pass vlan 10 -
配置各VLANIF接口的IP地址
[LSW1-Vlanif10]ip add 10.1.1.1 24
[LSW2-Vlanif10]ip add 10.1.1.2 24
[LSW3-Vlanif10]ip add 10.1.1.3 24
[LSW4-Vlanif10]ip add 10.1.1.4 24 -
查看各台LSW上VLANIF10的MAC地址
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配置IS-IS基本功能
[LSW1]isis 1
[LSW1-isis-1]network-entity 10.0000.0000.0001.00
[LSW1-Vlanif10]isis enable 1
[LSW2]isis 1
[LSW2-isis-1]network-entity 10.0000.0000.0002.00
[LSW2-Vlanif10]isis enable 1
[LSW3]isis 1
[LSW3-isis-1]is-level level-1
[LSW3-isis-1]network-entity 10.0000.0000.0003.00
[LSW3-Vlanif10]isis enable 1
[LSW4]isis 1
[LSW4-isis-1]is-level level-2
[LSW4-isis-1]network-entity 10.0000.0000.0004.00
[LSW4-Vlanif10]isis enable 1
从接口信息中可以看到,在使用缺省DIS优先级的情况下,在Level-1 和Level-2级别的设备中,LSW1接口的MAC地址最大,因此为DIS
5. 配置LSW2的DIS优先级
[LSW2-Vlanif10]isis dis-priority 100 // 默认是64,越大越优
- 验证配置
可以看到,在改变IS-IS接口的DIS优先级后,LSW2即成为Level-1和Level-2的DIS
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