For pre-sales questions, please view our Sales Contacts

Support Business Hours – Monday Through Friday – 8:00 a.m. to 5:00 p.m. (MST):

Comtech EF Data & Radyne

Advanced VSAT Solutions Satellite Modems Modem Accessories Amplifiers Converters Transceivers Terminals

Tel:+1.480.333.4357 Fax:+1.480.333.2500 Email: techsupport@comtechefdata.com

IP-Enabled Satellite Modems IP-Based Modem Accessories Encapsulators, Receivers, Filtering & Encryption turboIP® Performance Enhancement Proxies (PEP) SkyWire™ MDX420 Satellite Network Gateway

Tel: +1.480.333.2433 Fax: +1.480.333.2161 Email: cdmipsupport@comtechefdata.com

Vipersat Network Products IP-Enabled Satellite Modems used in conjunction with VMS Advanced VSAT Solutions used in conjunction with VMS

Tel: +1.510.252.1462 – select option #2 Fax: +1.510.252.1695 Email: supportcvni@comtechefdata.com

After Hours and Weekends:

– Tel: +1.480.333.4357 – Tel: +1.602.980.5220

Memotec Products

CX-U: RAN Optimization NetPerformer: Satellite Routers

Tel: +1.514.738.4781 Fax: +1.514.738.4436 Email: memotecsupport@memotec.com Business Hours – Monday Through Friday 8:00 a.m. to 5:00 p.m. (EST)

Stampede Technologies

FX Series Application Delivery Controllers FX Series WAN Optimization Controllers

Tel: +1.937.291.5035 Fax: +1.937.291.5040 Email: stampedesupport@comtechefdata.com Business Hours – Monday Through Friday 8:30 a.m. to 5:30 p.m. (EST) After Hours and Weekends: +1.937.291.5035

Director of Customer Relations

Steve Birkholz
Tel: +1.480.333.2385
Fax: +1.480.333.2500
Email: sbirkholz@comtechefdata.com

At our headquarters in Tempe, Arizona, we operate a factory service center and provide customer and technical support for our Advanced VSAT Solutions, Modems, RAN & WAN Optimization, Managed Bandwidth, RF products and more.

We provide complete technical, operational and problem solving support. And, our factory-trained and experienced personnel will provide you with the highest level of technical service.

Based in our Fremont, California facility, we operate a customer service group to support technical issues related to Vipersat enabled networks. The Customer Technical Assistance Center (CTAC) team can provide you with support in all aspects of the network including the installation, set-up, configuration, operation, and training of a Vipersat network. Our factory trained specialists are prepared to assist you with questions you have about IP enabled modems operating in Vipersat mode, as well as helping you with the Vipersat Management System (VMS).

Our subsidiary Memotec, based in Montreal, Canada, operates a customer support team providing post-sales support for CX-U RAN Optimization and NetPerformer Satellite Routers. Our knowledgeable technicians and engineers are available to provide support through customer training and network deployment assistance (configurations, network design analysis and consultations).

The customer service team for the FX Series WAN optimization and ADC optimization products operates from Dayton, Ohio. The customer support team is available to answer pre-sales product related questions, to provide network diagnostics, and to provide assistance in product evaluations. Post-sales support includes installation and set up support as well, as maintenance related-questions.