SMC Networks SMC8150L2 manual Dhcp Snooping Port Configuration

DHCP Snooping 3

Command Attributes

•DHCP Snooping Information Option Status – Enables or disables DHCP Option 82 information relay.

•DHCP Snooping Information Option Policy – Sets the DHCP snooping information option policy for DHCP client packets that include Option 82 information.

•Replace – Overwrites the DHCP client packet information with the switch’s relay information.

•Keep – Retains the client’s DHCP information.

•Drop – Discards the Option 82 information in a packet and then floods it to the entire VLAN.

Web – Click DHCP Snooping, Information Option Configuration.

Figure 3-116 DHCP Snooping Information Option Configuration

CLI – This example enables DHCP Snooping Information Option, and sets the policy as replace.

Console(config)#ip dhcp snooping information option	4-235
Console(config)#ip dhcp snooping information policy replace	4-236
Console(config)#

DHCP Snooping Port Configuration

Configures switch ports as trusted or untrusted. An untrusted interface is an interface that is configured to receive messages from outside the network or firewall. A trusted interface is an interface that is configured to receive only messages from within the network.

Command Attributes

• Trust Status – Enables or disables port as trusted.

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