Contact Us

For questions or assistance related to:

Order Status
General Questions
Return Information

Contact Authentic Avaya Sales at:

P: 610-793-8689

To Contact CTDI:

Communications Test Design, Inc.
1373 Enterprise Drive
West Chester, PA 19380
P: 610-436-5203 ext. 4689

Frequently Asked Questions

Can I place an order over the phone?
Orders cannot be made over the phone; you must log on to to place an order.

My order has shipped, but my Fedex tracking number doesn't show any information.
Please allow 1-10 days after your order has shipped for updated tracking information to appear.

When will my order ship?
Authentic Avaya Orders normally ship between 1-10 business days depending on the availability of the equipment.

What do I do to return a product?
Contact us at to request a RMA to return equipment. CTDI will not accept any product return without RMA#.
See Warranty and Return section.

How long does it take for Customer Service to respond to my email?
Please allow Customer Service 1-2 business days to respond to your email.

Can I pre-order an item?
At this point in time we don't take any pre-orders.

Warranty & Returns

Authentic Avaya powered by CTDI Warranty and Returns
CTDI offers a one (1) year replacement warranty on most Authentic Avaya products sold. The warranty does not cover damage caused by improper application or use of the product. The replacement of a defective product is the exclusive remedy; liability does not extend to any other damages, incidental, consequential or otherwise. Customer may obtain RMA# and/or additional details from an Authentic Avaya Account manager at

Return Info
Defective Product Returns - Customer may return most defective Products to CTDI within one (1) year of invoice date and receive a replacement unit.

Non-Defective Product Returns - Customer may request credit for most non-defective Products directly to CTDI within fifteen (15) days of invoice date and receive, at Customer’s option, credit or exchange. A restocking charge will reduce the value of any such credit or exchange by a minimum of fifteen percent (15%).

RMA Info
Customer Shipment of Returned Merchandise requires a Return Merchandise Authorization (RMA) Number. No returns of any type will be accepted by CTDI unless accompanied by a unique RMA number, which Customer may obtain by emailing the customer name, product code, product serial number, and details of Customer’s issue with the product to CTDI at All info will be verified and a RMA # will be issued if the product meets defined criteria. Customer is responsible for the cost of shipping returned items; Seller is responsible for the cost of shipping replacements or exchanges of returned items.

Customer has thirty (30) days to return a Product after the applicable RMA is issued. CTDI reserves the right to refuse any UNAUTHORIZED returns: those that occur after the thirty (30) day period or those involving Products that are unaccompanied by valid RMA’s.