TP-Link T2500-28TCTL-SL5428E T2500-28TCUN V1 User Guide - Page 151
Existed Option 82, Field, Customization, Circuit ID, Remote ID, IP Address, Select
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Existed Option 82 Field: Select the operation for the existed Option 82 field of the DHCP request packets from the Host. Keep: Indicates to keep the Option 82 field of the packets. Replace: Indicates to replace the Option 82 field of the packets with the switch defined one. Drop: Indicates to discard the packets including the Option 82 field. Customization: Enable or disable the switch to define the Option 82 field. Circuit ID: Enter the sub-option Circuit ID for the customized Option 82 field. Remote ID: Enter the sub-option Remote ID for the customized Option 82 field. Add DHCP Server Address IP Address: Name: Enter the IP address of the DHCP Server. Enter the name of the DHCP Server for identification. DHCP Server List Select: ID: Select the desire DHCP server item. Displays the ID of the item. IP Address: Displays the IP address of the DHCP server. Name: Displays the name of the DHCP server. Configuration Procedure: Step Operation 1 Enable DHCP Relay. 2 Configure Option 82 support. 3 Configure DHCP Server. Description Required. On the DHCP→DHCP Relay→DHCP Relay page, enable the DHCP Relay function. Optional. On the DHCP→DHCP Relay→DHCP Relay page, configure the Option 82 parameters. Required. On the DHCP→DHCP Relay→DHCP Relay page, specify the DHCP Server with IP address. 141