Junos Fusion solutions: DC, Enterprise or Provider Edge
Software documentation:Â https://www.juniper.net/documentation/en_US/release-independent/junos/information-products/pathway-pages/junos/product/index.html
 Â
>>> Software for Satellite:Â Â https://www.juniper.net/support/downloads/?p=fusion
Very flexible
diff release version
Fusion mode:  Turn on per Port
Aggregation Device:
    Active / Active system
    QFX10K  ( full MPLS/ )
    2 spines
    Inter chassis link ( sync, failure/backup link )
Satellite :
Linux Based ( LFOS: Linux Fwd Operating System )
    128 leaves
    QFX5100 ( 10G/40G)
    EX4300 ( 1GE)
    local Layer 2 switching ( future: L3 routing )
IEEE 802.1BR