H3C交换机DHCP分配地址与接口ID绑定

dhcp  enable

dhcp snooping enable 

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dhcp class port1     //配置port1规则

    if-match rule 1 option 82 hex 706f727431 offset 2 length 5

dhcp class port4 

    if-match rule 1 option 82 hex 706f727434 offset 2 length 5

dhcp class port8 

    if-match rule 1 option 82 hex 706f727438 offset 2 length 5

dhcp class port10 

    if-match rule 1 option 82 hex 706f72743130 offset 2 length 6

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dhcp server ip-pool 10 

  gateway-list 10.1.1.254 

  network 10.1.1.0 mask 255.255.255.0 

  class port1 range 10.1.1.1 10.1.1.1   

  class port4 range 10.1.1.4 10.1.1.4 

  class port8 range 10.1.1.8 10.1.1.8 

  class port10 range 10.1.1.10 10.1.1.10 

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interface GigabitEthernet1/0/1    //接口需要获取dhcp snooping信息

      dhcp snooping information enable 

     dhcp snooping information circuit-id string port1   //绑定dhcp class信息

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interface GigabitEthernet1/0/4 

      dhcp snooping information enable 

     dhcp snooping information circuit-id string port4 

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interface GigabitEthernet1/0/8 

      dhcp snooping information enable 

     dhcp snooping information circuit-id string port8 

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interface GigabitEthernet1/0/10

      dhcp snooping information enable 

     dhcp snooping information circuit-id string port10

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