jnxVlanMacListInstance 1.3.6.1.4.1.2636.3.40.1.5.1.1.1.5

jnxVlanMacListInstance is the index , if this is a MAC-based VLAN which identifies the sub tree to retrieve the list of MAC address to allow into this VLAN. If this is not a MAC-based VLAN then the value is 0