A SIP dialer is a VOIP dialer.
SIP refers to session initiation protocol, which is a widely adopted VOIP standard. Most VOIP service providers today supports SIP. The notable exception is Skype. For Voicent software, both SIP based VOIP and Skype are supported.
A SIP dialer, such as Voicent Broadcast By Phone autodialer or Voicent Agent Dialer, […]

A VOIP Dialer is simply a dialer software that makes calls over Voice over IP (VOIP). Instead of using the traditional phone service for calls, a VOIP dialer utilizes your internet connection and uses a VOIP service provider. It is usually free to make calls to VOIP terminals, such as softphones. However, in order to […]

This is exactly how I did the Do Not Call list. I hope you can tell me what I am doing wrong.
I download DNC file from the gov site
Name of file is 2009-6 etc
Type Text document
Location (archive root directory)
Then I unzip […]