TP-Link T1600G-18TS T1600G-18TSUN V2 CLI Reference Guide Guide - Page 265
ip helper-address, ip dhcp relay information
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Example Configure the DHCP Relay time as 30 seconds: Switch(config)# ip dhcp relay time 30 26.4 ip helper-address Description The ip helper-address command is used to add DHCP Server address to the Layer 3 interface. To delete the server address, please use no ip helper-address command. Syntax ip helper-address ip-address no ip helper-address [ ip-address ] Parameter ip-address -- DHCP Server address. Command Mode Interface Configuration Mode Privilege Requirement Only Admin, Operator and Power User level users have access to these commands. Example Add DHCP Server address 192.168.2.1 to interface VLAN 1: Switch(config)# interface vlan 1 Switch(config-if)# ip helper-address 192.168.2.1 26.5 ip dhcp relay information Description The ip dhcp relay information command is used to enable option 82 support in DHCP Relay. To disable this function, please use no ip dhcp relay information command. Syntax ip dhcp relay information no ip dhcp relay information 244
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