Check onu status:
show epon-onu information
Check mac interface vlan:
show pon mac-address-table l2-address interface epon-onu 1/1/14
Mac Address Port VLAN Flag
----------------------------------------------------
9800.7457.ccd4 onu1/1/14 713 Hit
9800.7457.ccd3 onu1/1/14 46 Hit
Check illegal onu:
show interface epon-olt illegal-onu