What Are Some disadvantages of VoIP?
If you're considering replacing your traditional telephone service with Internet Voice, there are some possible differences:Some Internet Voice services don't work during power outages and the service provider may not offer backup power; It may be difficult for some Internet Voice services to seamlessly connect with the 911 dispatch center or identify the location of Internet Voice 911 callers; orThey may or may not offer white page listings.
ip phone manufacturer
2009-02-12
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