D-Link DGS-1250 Emulator - Page 147
DHCPv6 Guard Commands
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DGS-1250 Series Gigabit Ethernet Smart Managed Switch CLI Reference Guide 18. DHCPv6 Guard Commands 18-1 ipv6 dhcp guard policy This command is used to create or modify a DHCPv6 guard policy, and enter the DHCPv6 Guard Policy Configuration Mode.. Use the no form of this command to remove the DHCPv6 guard policy. ipv6 dhcp guard policy POLICY-NAME no ipv6 dhcp guard policy POLICY-NAME Parameters POLICY-NAME Specifies the DHCPv6 guard policy name. Default None. Command Mode Global Configuration Mode. Usage Guideline Use this command to create or modify the DHCPv6 guard policy, and enter the DHCPv6 Guard Policy Configuration Mode.. DHCPv6 guard policies can be used to block DHCPv6 reply and advertisement messages that come from unauthorized servers. Client messages are not blocked. After the DHCPv6 guard policy was created, use the ipv6 dhcp guard attach-policy command to apply the policy on a specific interface. Example This example shows how to create a DHCPv6 guard policy. Switch# configure terminal Switch(config)# ipv6 dhcp guard policy policy1 Switch(config-dhcp-guard)# 18-2 device-role This command is used to specify the role of the attached device. Use the no form of this command to revert to the default setting. device-role {client | server} no device-role Parameters client server Specifies that the attached device is a DHCPv6 client. All DHCPv6 server messages are dropped on this port. Specifies that the attached device is a DHCPv6 server. DHCPv6 server messages are allowed on this port. 144
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