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Con gure Number of Ports Needed:
Total monthly long distance bill:
(Results from Line D = # of ports)
% intra-of ce communication:
(if unknown, the rule of thumb is 30%)
Number of outside phone lines:
Total VOIP ports needed: (line B x line C)
Total monthly savings: (line A x line B)
Voice Bandwidth: (line D x 14K)
Total Bandwidth: (line F x 2)
No. of months for payback
Con gure Number of Ports Needed:
Total monthly long distance bill:
(Results from Line D = # of ports)
% intra-of ce communication:
(if unknown, the rule of thumb is 30%)
Number of outside phone lines:
Total VOIP ports needed: (line B x line C)
Total monthly savings: (line A x line B)
Voice Bandwidth: (line D x 14K)
Total Bandwidth: (line F x 2)
No. of months for payback
Con gure Number of Ports Needed:
Total monthly long distance bill:
(Results from Line D = # of ports)
% intra-of ce communication:
(if unknown, the rule of thumb is 30%)
Number of outside phone lines:
Total VOIP ports needed: (line B x line C)
Total monthly savings: (line A x line B)
Voice Bandwidth: (line D x 14K)
Total Bandwidth: (line F x 2)
No. of months for payback
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