TP-Link T2600G-18TSTL-SG3216 T2600G-18TSUN V1 Configuration Guide - Page 587
Specifying DHCP Server for the Interface or VLAN, Apply
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Configuring DHCP DHCP Relay Configuration Existed Option 82 field Customization Circuit ID Remote ID 3) Click Apply. Select the operation for the Option 82 field of the DHCP request packets. Keep: Indicates keeping the Option 82 field of the packets. Replace: Indicates replacing the Option 82 field of the packets with the switch defined one. By default, the Circuit ID is defined to be the VLAN and the number of the port which receives the DHCP Request packets. The Remote ID is defined to be the MAC address of the DHCP Relay device which receives the DHCP Request packets. Drop: Indicates discarding the packets that include the Option 82 field. Select whether to enable Customization of Option 82 or not. When enabled, configure Option 82 information manually. Enter the customized circuit ID, which contains up to 64 characters. The circuit ID configurations of the switch and the DHCP server should be compatible with each other. Enter the customized remote ID, which contains up to 64 characters. The remote ID configurations of the switch and the DHCP server should be compatible with each other. 4.1.2 Specifying DHCP Server for the Interface or VLAN You can specify DHCP server for an layer-3 interface or for a VLAN. The following respectively introduces how to configure DHCP Interface Relay and DHCP VLAN Relay. DHCP Interface Relay For T2600G-28TS, choose the menu Routing > DHCP Relay > DHCP Interface Relay to load the following page. For other T2600G series products, choose the men Routing > DHCP Relay > DHCP Server to load the following page. Figure 4-2 Specify DHCP Server for Layer-3 Interface Follow these steps to specify DHCP Server for the interface: 1) In the Add DHCP Server Address section, select the interface type and enter the interface ID, and then enter the server address of the interface. Configuration Guide 557
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