Hello, friend!
dhcp layer-2 mode indicates the DHCP Layer 2 forwarding mode. In this mode, the device transparently transmits packets and does not process the packets.
mac-range
Indicates the MAC address segment mode. In this mode, the DHCP server is selected based on the MAC address segment to which the source MAC address of the DHCP packet belongs.
option60
Indicates the DHCP option60 mode. In this mode, packets select a DHCP server based on the Option 60 field. Option 60 is an option in a DHCP packet with a code of 60. It identifies the terminal type. In DHCP Option 60 mode, a DHCP server is selected based on the terminal type.
shareload
Indicates the load sharing mode. The system sends DHCP packets from the user side to both the active and standby servers in the DHCP server group.
Thanks!