Voice over Internet Protocol - VoIP
14. Are there IP video and “videoless” phones?
There are several types of IP phones or IP video phones which may be purchased in the national market or through the Internet. Provided that the called party also has a video phone similar to yours, both of you may establish a videoconference regardless of whether the computer is turned on or not.
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What is the Internet Protocol - IP?
http://www.anacom.pt/render.jsp?contentId=920584
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What is VoIP?
http://www.anacom.pt/render.jsp?contentId=920597
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What types of VoIP calls can I make?
http://www.anacom.pt/render.jsp?contentId=920602
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What kind of equipment do I need to make a VoIP call?
http://www.anacom.pt/render.jsp?contentId=920700
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How can the use of a VoIP terminal be characterized?
http://www.anacom.pt/render.jsp?contentId=920751
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Where can I get information on the necessary software to make VoIP calls?
http://www.anacom.pt/render.jsp?contentId=920781
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If I have VoIP service, who can I call?
http://www.anacom.pt/render.jsp?contentId=920799
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What Are Some Advantages of VoIP?
http://www.anacom.pt/render.jsp?contentId=920839
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Does VoIP have potential disadvantages?
http://www.anacom.pt/render.jsp?contentId=920859
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Can I use my computer while I talk on the phone?
http://www.anacom.pt/render.jsp?contentId=920879
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Can I make/receive calls, if my computer is turned off?
http://www.anacom.pt/render.jsp?contentId=920899
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Can I tell a VoIP call apart from a traditional call by the ringtone?
http://www.anacom.pt/render.jsp?contentId=920906
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If I have a webcamera connected to the computer can I make a personal videoconference?
http://www.anacom.pt/render.jsp?contentId=920909
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Are there IP video and “videoless” phones?
http://www.anacom.pt/render.jsp?contentId=920910
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If I am a client of a VoIP service provider, am I entitled to receive detailed billing?
http://www.anacom.pt/render.jsp?contentId=920915
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If I am a client of a VoIP service provider, can I make calls to the 112 emergency service?
http://www.anacom.pt/render.jsp?contentId=920919
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If I am a client of a VoIP service provider, can I identify the caller line – CLI (caller line identification) of a call I receive? And in a call I make, can the called party see the CLI?
http://www.anacom.pt/render.jsp?contentId=920941
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The quality of service provided by VoIP service providers is different from that provided by providers of the traditional fixed telephony?
http://www.anacom.pt/render.jsp?contentId=920979
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If I subscribe the services of a VoIP service provider, can I access call selection and pre-selection through a different provider?
http://www.anacom.pt/render.jsp?contentId=921042
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If I subscribe the services of a VoIP service provider, can I port my current number to that provider?
http://www.anacom.pt/render.jsp?contentId=921059
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