3com S7906E Guide De Référence

 

4-7 

<Sysname> system-view 

[Sysname] interface gigabitethernet 2/0/1 

[Sysname-GigabitEthernet2/0/1] dhcp-snooping information remote-id string device001 

dhcp-snooping information strategy { drop | keep | replace } 

Ethernet port view 

2: System level 

drop: Drops the requesting message containing Option 82. 

keep: Forwards the requesting message containing Option 82 without changing Option 82. 

replace: Forwards the requesting message containing Option 82 after replacing the original Option 82 

with the one padded in specified format. 

Use the dhcp-snooping information strategy command to configure the handling strategy for Option 

82 in requesting messages. 

Use the undo dhcp-snooping information strategy command to restore the default. 

By default, the handling strategy for Option 82 in requesting messages is replace. 

# Configure the handling strategy for Option 82 in requesting messages as keep. 

<Sysname> system-view 

[Sysname] interface gigabitethernet2/0/1 

[Sysname-GigabitEthernet2/0/1] dhcp-snooping information enable 

[Sysname-GigabitEthernet2/0/1] dhcp-snooping information strategy keep 

dhcp-snooping trust [ no-user-binding ] 

undo dhcp-snooping trust 

Ethernet port view 

2: System level