SIP-addressing is logical, of the same type as URL in HTTP. And the most natural – to use the electronic mail as the SIP address. There are permissible varied parameters by the address: for example, it is possible to indicate the regular city telephone number, additional telephone, and the parameters of modem connection etc.
Transcom
Transcom VOIP is a full voip DID and retail / business provider established in 1993 with a feature full service and free calling plans.
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