#set the vid of the LAN group, the range is 1-4094, and not repeat with wan_vid
lan_vid=1;

#et the vid of the WAN group, the range is 1-4094, and not repeat with lan_vid
wan_vid=2;

#et the CPU port number, where the switch and CPU are connected.
# The witch-7530 can be selected as 5 or 6.
# The switch-7531 can only set one of 5 and 6, or you can set them at the same time
cpu_port=5;