NonStop NS14000 Planning Guide (H06.10+)

Triplex Processor
The TMR or triplex processor uses three NonStop Blade Elements, A, B, and C. As with the
duplex processor, the fiber-optic cables connect the PEs to the LSUs, and these LSUs then connect
to the two independent ServerNet fabrics via the VIO enclosure. Dual ServerNet fabrics create
communications redundancy in case one of the fabrics fails. For a description of the LSU functions,
see “Processor Synchronization and Rendezvous” (page 39).
A triplex processor includes these elements:
38 Integrity NonStop NS14000 System Description