The OmniBER 718 performance analyzer offers a one box field portable multi-rate BER tester up to 2.4GbpS (OC-48) for installation, maintenance, commissioning, system verification and manufacture of SONET transport networks and network equipment. Protection switching time measurement. Concatenated payloads at all synchronous rates up to 2.4GbpS. Comprehensive thru mode operation for SONET/SDH ring turn-up. Full overhead access plus overhead sequence generation and capture. Optical power measurement OC-48,OC-48c,OC-12,OC-12c,OC-3c,OC-3,OC-1 plus STS-3, STS-3c, STS-1.