Voice Internet Service Provider ISP Cost Effective Secure Commercial Phone Service Delivered Over the NIPRNet Overview Voice Internet Service Provider or Voice ISP is a commercial phone service delivered over a standard Nonsecure Internet Protocol Router Network NIPRNet connection This service enables any DOD user connected to the NIPRNet to make commercial calls or to place calls between DOD installations Advantages Cost Savings on Equipment and Service • Cost savings are achieved through the elimination of local T1 lines used by commercial service providers • DISA negotiates with the commercial carrier to obtain lower rates through economies of scale This makes Voice ISP rates lower than when each base post camp station negotiates their own rate with the commercial carrier • Pay only for what you use You will only be billed for outgoing calls to non-Voice ISP users This is a contrast to the majority of direct commercial contracts which charge a flat monthly rate • The service includes unlimited free calling between Voice ISP users DOD-wide Request an Estimate Enhanced Security • Users can take advantage of DISA’s enterprise sensing and information assurance capabilities to protect against external threats that may penetrate commercial carrier networks Seamless Implementation • Implementation can be completed within 120 days of your decision to transition to Voice ISP This timeline includes testing • Keep your current phone numbers or request new ones • There is no down time when the transition occurs and the transition is seamless to end users Voice ISP’s cost savings are substantial and should be a key element of your decision making process DISA will provide an estimate of your monthly Voice ISP cost based on your current number of T1 lines and usage within 10 days All you need to do is complete a short questionnaire Contact disa meade ns list disa-voiceisp-team@mail mil to request an estimate To learn more visit http disa mil Network-Services Voice Voice-ISP-PSTN Last Updated September 2015