DVS-108 Series Managed Industrial Ethernet Switches User Manual DHCP Server Binding If the DHCP function is enabled, you can see the DHCP client’s information in this page. DHCP Bindings Configuration 3.1.5.2 DHCP Relay A DHCP Relay can make broadcast messages to be sent over routers. And a DHCP relay can receive a DHCP broadcast request packet and forward it to a specified server. Notice: When a DHCP request packet comes, a DHCP relay receives it and then sends it to all VLANs.
But according to RFC 2131, when renewing, unicast DHCP request packet will be sent to a DHCP server directly, not passing a DHCP relay, so it is recommended to make sure that the DHCP client can ping the server after getting an IP address. DHCP Relay Configuration DHCP Relay sends a unicast DHCP packet to the specified server(s). The maximum number of specified servers is 5.
You can enable or disable a DHCP relay function, and configure the parameters of circuit ID sub-option (the interface ID on the switch which connects to the host) and remote ID sub-option (the MAC address of the host which sends DHCP request) in this 3-16 Description Factory Default IP Address The IP address of the DHCP client. None Hardware Type This field displays the type of hardware address of the client. 0: If the client uses DHCP option 61 to specify itself, the hardware type is Client ID, and the hardware address is the string identifier. 1: The hardware type is Ethernet, and the hardware address is an MAC address.
None Hardware Address This field displays the MAC address or string identifier of the DHCP client. None Expire Time The expiration time of the DHCP client. None