VIERLING's own products
Telecommunications test equipment from VIERLING encompasses stationary test systems for copper and fiber optical networks, the VIT DSL testers for ADSL, ADSL2+ and VDSL, active differential probes (ADP) and protected measurement points (PMP).
The TiQoS brand of QoS test systems for measuring service quality of NGN and PSTN services have been distributed by Cetecom ICT Services GmbH since November 1, 2009.
TELES AG from Berlin has been responsible for developing and marketing the ECOTEL® GSM gateways since January 1, 2010. VIERLING continues to manufacture the ECOTEL GSM gateways at its plant in Ebermannstadt.
Technical support for VIERLING's own products (ECOTEL® GSM gateways purchased through December 31, 2009, VIT DSL testers and additional telecommunications test equipment):