Aastra Technologies Limited is a Canadian communications product manufacturer headquartered in Ontario, Canada that makes products and systems for accessing communication networks including the Internet. Its products include residential and business telephone terminals, screen telephones, Enterprise Private branch exchanges (PBX), network access terminals and high quality digital video encoders, decoders and gateways.
Products from Aastra have been tested by Dialexia to operate with its VoIP IP PBX and softswitch platforms and applications. Tests made include inbound and outbound calls, call transfers, IVR interaction, and CODEC negotiation. In order to ensure interoperability, Dialexia certifies and supports only specific combinations of third party hardware and firmware.