Vendor name: AltoBeam (China) Inc.

MAC Prefix: F4:B1:9C

MAC Range: F4:B1:9C:00:00:00 - F4:B1:9C:FF:FF:FF

Type: MA-L

Address: B808, Tsinghua Tongfang Hi-Tech Plaza, Haidian
　　　　　Beijing Beijing 100083
　　　　　 CN