How to configure that client can use only one or two devices on ONT ?
This command can limit max mac number :
ZXAN(config)#interface GPON-onu_1/4/1:1
ZXAN(config-if)#max-mac-learn 128 vport 1
This command can limit max mac number :
ZXAN(config)#interface GPON-onu_1/4/1:1
ZXAN(config-if)#max-mac-learn 128 vport 1