FXP stands for Fast Ethernet network card MGE devices are used for internal network configuration of Celerra. CGE uses Four port 10/100/100Base T NIC with Twisted pair cabling  Apart from these there are ace, fxg and ana type of devices.       
What are all the possible network device names.  So far I know of:  FXP MGE CGE  What possible other ones are there?  Thanks
Possible Celerra Network Device Names