TP-Link T2600G-52TS TL-SG3452 T2600G-28TS V1 CLI Reference Guide - Page 107
ip dhcp snooping vlan, ip dhcp snooping information option
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14.3 ip dhcp snooping vlan Description The ip dhcp snooping vlan command is used to enable DHCP Snooping function on a specified VLAN. To disable DHCP Snooping function on this VLAN, please use no ip dhcp snooping vlan command. Syntax ip dhcp snooping vlan vlan-range no ip dhcp snooping vlan vlan-range Parameter vlan-range -- Specify the VLANs to enable the DHCP snooping function, in the format of 1-3, 5. Command Mode Global Configuration Mode Example Enable the DHCP Snooping function on VLAN 1,4,6-7: T2600G-28TS(config)#ip dhcp snooping vlan 1,4,6-7 14.4 ip dhcp snooping information option Description The ip dhcp snooping information option command is used to enable the Option 82 function of DHCP Snooping. To disable the Option 82 function, please use no ip dhcp snooping information option command. Syntax ip dhcp snooping information option no ip dhcp snooping information option Command Mode Global Configuration Mode Example Enable the Option 82 function of DHCP Snooping: T2600G-28TS(config)#ip dhcp snooping information option 91
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