D-Link DGS-1510-28P User Manual - Page 165
Usage Guideline, Example, 9 ip dhcp relay information policy-action, Parameters, Default, Command
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DGS-1510 Series Gigabit Ethernet SmartPro Switch CLI Reference Guide Level: 12. Usage Guideline The command only takes effect when the DHCP service is enabled. Use this command to configure the global policy for the insertion of Option 82 on packets that already have Option 82. Example This example shows how to configure the relay agent option re-forwarding policy to keep. If the ip dhcp relay information relay command is configured in the global configuration mode but not configured in the interface configuration mode, the global configuration is applied to all interfaces. Switch# configure terminal Switch(config)# ip dhcp relay information policy keep Switch(config)# 17-9 ip dhcp relay information policy-action This command is used to configure the information re-forwarding policy for the DHCP relay agent for an interface. Use the no form of the command to remove the configuration for the interface. ip dhcp relay information policy-action {drop | keep | replace} no ip dhcp relay information policy-action Parameters drop keep replace Specifies to discard the packet that already has the relay option. Specifies that the DHCP request packet that already has the relay option is left unchanged and directly relayed to the DHCP server. Specifies that the DHCP request packet that already has the relay option will be replaced by a new option. Default None. Command Mode Interface Configuration Mode. Command Default Level Level: 12. Usage Guideline The command only takes effect when the DHCP service is enabled. Use this command to configure the global policy for the insertion of Option 82 on packets that already have Option 82. Example This example shows how to configure the relay agent option re-forwarding policy to keep and set the policy to drop for VLAN 100. The effective relay agent option re-forwarding policy for VLAN 100 is drop and the effective relay agent option re-forwarding policy for the remaining interfaces are set as keep. 162
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