Overview Callnet’s DSL services offer high speed internet access with either VDSL or ADSL2, over the traditional copper network, with or without a phone line. Depending on your location, VDSL may not yet be available in which case, we provide ADSL. Both ADSL and VDSL offer broadband at speeds as fast as your line can give: ADSL delivers up to 15Mbps per second download and up to 800k up. VDSL delivers up to 50 Mbps per second download and up … Continue reading ADSL & VDSL